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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity" xlink:title="label: StockholdersEquity to label_StockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquity_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_StockholdersEquity" xml:lang="en-US" id="label_StockholdersEquity_2">Total stockholders' equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity_2" xlink:title="label: StockholdersEquity to label_StockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquity_3" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_StockholdersEquity" xml:lang="en-US" id="label_StockholdersEquity_3">Balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity_3" xlink:title="label: StockholdersEquity to label_StockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquity_4" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_StockholdersEquity" xml:lang="en-US" id="label_StockholdersEquity_4">Balance</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquity" xlink:to="label_StockholdersEquity_4" xlink:title="label: StockholdersEquity to label_StockholdersEquity" />
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    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:to="label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:title="label: AccumulatedOtherComprehensiveIncomeLossNetOfTax to label_AccumulatedOtherComprehensiveIncomeLossNetOfTax" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="RetainedEarningsAccumulatedDeficit" xlink:title="RetainedEarningsAccumulatedDeficit" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsAccumulatedDeficit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetainedEarningsAccumulatedDeficit" xml:lang="en-US" id="label_RetainedEarningsAccumulatedDeficit">Retained Earnings (Accumulated Deficit)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="label_RetainedEarningsAccumulatedDeficit" xlink:title="label: RetainedEarningsAccumulatedDeficit to label_RetainedEarningsAccumulatedDeficit" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsAccumulatedDeficit_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RetainedEarningsAccumulatedDeficit" xml:lang="en-US" id="label_RetainedEarningsAccumulatedDeficit_2">Retained earnings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsAccumulatedDeficit" xlink:to="label_RetainedEarningsAccumulatedDeficit_2" xlink:title="label: RetainedEarningsAccumulatedDeficit to label_RetainedEarningsAccumulatedDeficit" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="AdditionalPaidInCapitalCommonStock" xlink:title="AdditionalPaidInCapitalCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalCommonStock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalPaidInCapitalCommonStock" xml:lang="en-US" id="label_AdditionalPaidInCapitalCommonStock">Additional Paid in Capital, Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalCommonStock" xlink:to="label_AdditionalPaidInCapitalCommonStock" xlink:title="label: AdditionalPaidInCapitalCommonStock to label_AdditionalPaidInCapitalCommonStock" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalCommonStock_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalPaidInCapitalCommonStock" xml:lang="en-US" id="label_AdditionalPaidInCapitalCommonStock_2">Additional paid-in capital</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalCommonStock" xlink:to="label_AdditionalPaidInCapitalCommonStock_2" xlink:title="label: AdditionalPaidInCapitalCommonStock to label_AdditionalPaidInCapitalCommonStock" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockValue" xlink:label="CommonStockValue" xlink:title="CommonStockValue" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockValue" xml:lang="en-US" id="label_CommonStockValue">Common Stock, Value, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockValue" xlink:to="label_CommonStockValue" xlink:title="label: CommonStockValue to label_CommonStockValue" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockValue_2" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:title="label_CommonStockValue" xml:lang="en-US" id="label_CommonStockValue_2">Common stock-$.0001 par value; 90,000,000 shares authorized; 51,059,132 and 49,359,600 issued and outstanding at December 31, 2011 and 2010, respectively</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockValue" xlink:to="label_CommonStockValue_2" xlink:title="label: CommonStockValue to label_CommonStockValue" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Liabilities" xlink:label="Liabilities" xlink:title="Liabilities" />
    <link:label xlink:type="resource" xlink:label="label_Liabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Liabilities" xml:lang="en-US" id="label_Liabilities">Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Liabilities" xlink:to="label_Liabilities" xlink:title="label: Liabilities to label_Liabilities" />
    <link:label xlink:type="resource" xlink:label="label_Liabilities_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_Liabilities" xml:lang="en-US" id="label_Liabilities_2">Total liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Liabilities" xlink:to="label_Liabilities_2" xlink:title="label: Liabilities to label_Liabilities" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="OtherLiabilitiesNoncurrent" xlink:title="OtherLiabilitiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherLiabilitiesNoncurrent" xml:lang="en-US" id="label_OtherLiabilitiesNoncurrent">Other Liabilities, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLiabilitiesNoncurrent" xlink:to="label_OtherLiabilitiesNoncurrent" xlink:title="label: OtherLiabilitiesNoncurrent to label_OtherLiabilitiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_OtherLiabilitiesNoncurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherLiabilitiesNoncurrent" xml:lang="en-US" id="label_OtherLiabilitiesNoncurrent_2">Other long-term liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLiabilitiesNoncurrent" xlink:to="label_OtherLiabilitiesNoncurrent_2" xlink:title="label: OtherLiabilitiesNoncurrent to label_OtherLiabilitiesNoncurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionContingentConsiderationAtFairValue" xlink:label="BusinessAcquisitionContingentConsiderationAtFairValue" xlink:title="BusinessAcquisitionContingentConsiderationAtFairValue" />
    <link:label xlink:type="resource" xlink:label="label_BusinessAcquisitionContingentConsiderationAtFairValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BusinessAcquisitionContingentConsiderationAtFairValue" xml:lang="en-US" id="label_BusinessAcquisitionContingentConsiderationAtFairValue">Business Acquisition, Contingent Consideration, at Fair Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessAcquisitionContingentConsiderationAtFairValue" xlink:to="label_BusinessAcquisitionContingentConsiderationAtFairValue" xlink:title="label: BusinessAcquisitionContingentConsiderationAtFairValue to label_BusinessAcquisitionContingentConsiderationAtFairValue" />
    <link:label xlink:type="resource" xlink:label="label_BusinessAcquisitionContingentConsiderationAtFairValue_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BusinessAcquisitionContingentConsiderationAtFairValue" xml:lang="en-US" id="label_BusinessAcquisitionContingentConsiderationAtFairValue_2">Contingent consideration liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessAcquisitionContingentConsiderationAtFairValue" xlink:to="label_BusinessAcquisitionContingentConsiderationAtFairValue_2" xlink:title="label: BusinessAcquisitionContingentConsiderationAtFairValue to label_BusinessAcquisitionContingentConsiderationAtFairValue" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="DeferredTaxLiabilitiesNoncurrent" xlink:title="DeferredTaxLiabilitiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxLiabilitiesNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxLiabilitiesNoncurrent" xml:lang="en-US" id="label_DeferredTaxLiabilitiesNoncurrent">Deferred Tax Liabilities, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxLiabilitiesNoncurrent" xlink:to="label_DeferredTaxLiabilitiesNoncurrent" xlink:title="label: DeferredTaxLiabilitiesNoncurrent to label_DeferredTaxLiabilitiesNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxLiabilitiesNoncurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxLiabilitiesNoncurrent" xml:lang="en-US" id="label_DeferredTaxLiabilitiesNoncurrent_2">Deferred tax liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxLiabilitiesNoncurrent" xlink:to="label_DeferredTaxLiabilitiesNoncurrent_2" xlink:title="label: DeferredTaxLiabilitiesNoncurrent to label_DeferredTaxLiabilitiesNoncurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SubordinatedLongTermDebt" xlink:label="SubordinatedLongTermDebt" xlink:title="SubordinatedLongTermDebt" />
    <link:label xlink:type="resource" xlink:label="label_SubordinatedLongTermDebt" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubordinatedLongTermDebt" xml:lang="en-US" id="label_SubordinatedLongTermDebt">Subordinated Long-term Debt, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubordinatedLongTermDebt" xlink:to="label_SubordinatedLongTermDebt" xlink:title="label: SubordinatedLongTermDebt to label_SubordinatedLongTermDebt" />
    <link:label xlink:type="resource" xlink:label="label_SubordinatedLongTermDebt_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubordinatedLongTermDebt" xml:lang="en-US" id="label_SubordinatedLongTermDebt_2">Long-term subordinated debt, net of current portion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubordinatedLongTermDebt" xlink:to="label_SubordinatedLongTermDebt_2" xlink:title="label: SubordinatedLongTermDebt to label_SubordinatedLongTermDebt" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="LongTermDebtNoncurrent" xlink:title="LongTermDebtNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtNoncurrent" xml:lang="en-US" id="label_LongTermDebtNoncurrent">Long-term Debt, Excluding Current Maturities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtNoncurrent" xlink:to="label_LongTermDebtNoncurrent" xlink:title="label: LongTermDebtNoncurrent to label_LongTermDebtNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtNoncurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtNoncurrent" xml:lang="en-US" id="label_LongTermDebtNoncurrent_2">Long-term debt, net of current portion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtNoncurrent" xlink:to="label_LongTermDebtNoncurrent_2" xlink:title="label: LongTermDebtNoncurrent to label_LongTermDebtNoncurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CapitalLeaseObligationsNoncurrent" xlink:label="CapitalLeaseObligationsNoncurrent" xlink:title="CapitalLeaseObligationsNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_CapitalLeaseObligationsNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CapitalLeaseObligationsNoncurrent" xml:lang="en-US" id="label_CapitalLeaseObligationsNoncurrent">Capital Lease Obligations, Noncurrent</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalLeaseObligationsNoncurrent" xlink:to="label_CapitalLeaseObligationsNoncurrent" xlink:title="label: CapitalLeaseObligationsNoncurrent to label_CapitalLeaseObligationsNoncurrent" />
    <link:label xlink:type="resource" xlink:label="label_CapitalLeaseObligationsNoncurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CapitalLeaseObligationsNoncurrent" xml:lang="en-US" id="label_CapitalLeaseObligationsNoncurrent_2">Long-term capital leases, net of current portion</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalLeaseObligationsNoncurrent" xlink:to="label_CapitalLeaseObligationsNoncurrent_2" xlink:title="label: CapitalLeaseObligationsNoncurrent to label_CapitalLeaseObligationsNoncurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="LiabilitiesCurrent" xlink:title="LiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesCurrent" xml:lang="en-US" id="label_LiabilitiesCurrent">Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="label_LiabilitiesCurrent" xlink:title="label: LiabilitiesCurrent to label_LiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrent_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiabilitiesCurrent" xml:lang="en-US" id="label_LiabilitiesCurrent_2">Total current liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesCurrent" xlink:to="label_LiabilitiesCurrent_2" xlink:title="label: LiabilitiesCurrent to label_LiabilitiesCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:title="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xml:lang="en-US" id="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent">Liabilities of Disposal Group, Including Discontinued Operation, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:to="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:title="label: LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent to label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xml:lang="en-US" id="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_2">Current liabilities of discontinued operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:to="label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_2" xlink:title="label: LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent to label_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SubordinatedDebtCurrent" xlink:label="SubordinatedDebtCurrent" xlink:title="SubordinatedDebtCurrent" />
    <link:label xlink:type="resource" xlink:label="label_SubordinatedDebtCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SubordinatedDebtCurrent" xml:lang="en-US" id="label_SubordinatedDebtCurrent">Subordinated Debt, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubordinatedDebtCurrent" xlink:to="label_SubordinatedDebtCurrent" xlink:title="label: SubordinatedDebtCurrent to label_SubordinatedDebtCurrent" />
    <link:label xlink:type="resource" xlink:label="label_SubordinatedDebtCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SubordinatedDebtCurrent" xml:lang="en-US" id="label_SubordinatedDebtCurrent_2">Current portion of subordinated debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubordinatedDebtCurrent" xlink:to="label_SubordinatedDebtCurrent_2" xlink:title="label: SubordinatedDebtCurrent to label_SubordinatedDebtCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="LongTermDebtCurrent" xlink:title="LongTermDebtCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LongTermDebtCurrent" xml:lang="en-US" id="label_LongTermDebtCurrent">Long-term Debt, Current Maturities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtCurrent" xlink:to="label_LongTermDebtCurrent" xlink:title="label: LongTermDebtCurrent to label_LongTermDebtCurrent" />
    <link:label xlink:type="resource" xlink:label="label_LongTermDebtCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LongTermDebtCurrent" xml:lang="en-US" id="label_LongTermDebtCurrent_2">Current portion of long-term debt</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LongTermDebtCurrent" xlink:to="label_LongTermDebtCurrent_2" xlink:title="label: LongTermDebtCurrent to label_LongTermDebtCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CapitalLeaseObligationsCurrent" xlink:label="CapitalLeaseObligationsCurrent" xlink:title="CapitalLeaseObligationsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_CapitalLeaseObligationsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CapitalLeaseObligationsCurrent" xml:lang="en-US" id="label_CapitalLeaseObligationsCurrent">Capital Lease Obligations, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalLeaseObligationsCurrent" xlink:to="label_CapitalLeaseObligationsCurrent" xlink:title="label: CapitalLeaseObligationsCurrent to label_CapitalLeaseObligationsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_CapitalLeaseObligationsCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CapitalLeaseObligationsCurrent" xml:lang="en-US" id="label_CapitalLeaseObligationsCurrent_2">Current portion of capital leases</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalLeaseObligationsCurrent" xlink:to="label_CapitalLeaseObligationsCurrent_2" xlink:title="label: CapitalLeaseObligationsCurrent to label_CapitalLeaseObligationsCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DividendsPayableCurrent" xlink:label="DividendsPayableCurrent" xlink:title="DividendsPayableCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPayableCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPayableCurrent" xml:lang="en-US" id="label_DividendsPayableCurrent">Dividends Payable, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPayableCurrent" xlink:to="label_DividendsPayableCurrent" xlink:title="label: DividendsPayableCurrent to label_DividendsPayableCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPayableCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DividendsPayableCurrent" xml:lang="en-US" id="label_DividendsPayableCurrent_2">Distributions and dividends payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPayableCurrent" xlink:to="label_DividendsPayableCurrent_2" xlink:title="label: DividendsPayableCurrent to label_DividendsPayableCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="AccruedLiabilitiesCurrent" xlink:title="AccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedLiabilitiesCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccruedLiabilitiesCurrent" xml:lang="en-US" id="label_AccruedLiabilitiesCurrent">Accrued Liabilities, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedLiabilitiesCurrent" xlink:to="label_AccruedLiabilitiesCurrent" xlink:title="label: AccruedLiabilitiesCurrent to label_AccruedLiabilitiesCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccruedLiabilitiesCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccruedLiabilitiesCurrent" xml:lang="en-US" id="label_AccruedLiabilitiesCurrent_2">Accrued expenses and other current liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccruedLiabilitiesCurrent" xlink:to="label_AccruedLiabilitiesCurrent_2" xlink:title="label: AccruedLiabilitiesCurrent to label_AccruedLiabilitiesCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xlink:label="CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xlink:title="CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" />
    <link:label xlink:type="resource" xlink:label="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xml:lang="en-US" id="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear">Costs in Excess of Billings on Uncompleted Contracts or Programs Expected to be Collected within One Year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xlink:to="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xlink:title="label: CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear to label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" />
    <link:label xlink:type="resource" xlink:label="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xml:lang="en-US" id="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear_2">Costs and estimated earnings in excess of billings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" xlink:to="label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear_2" xlink:title="label: CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear to label_CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="CommitmentsAndContingencies" xlink:title="CommitmentsAndContingencies" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommitmentsAndContingencies" xml:lang="en-US" id="label_CommitmentsAndContingencies">Commitments and Contingencies.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingencies" xlink:to="label_CommitmentsAndContingencies" xlink:title="label: CommitmentsAndContingencies to label_CommitmentsAndContingencies" />
    <link:label xlink:type="resource" xlink:label="label_CommitmentsAndContingencies_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommitmentsAndContingencies" xml:lang="en-US" id="label_CommitmentsAndContingencies_2">Commitments and contingencies</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommitmentsAndContingencies" xlink:to="label_CommitmentsAndContingencies_2" xlink:title="label: CommitmentsAndContingencies to label_CommitmentsAndContingencies" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccountsPayableCurrent" xlink:label="AccountsPayableCurrent" xlink:title="AccountsPayableCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccountsPayableCurrent" xml:lang="en-US" id="label_AccountsPayableCurrent">Accounts Payable, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableCurrent" xlink:to="label_AccountsPayableCurrent" xlink:title="label: AccountsPayableCurrent to label_AccountsPayableCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AccountsPayableCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccountsPayableCurrent" xml:lang="en-US" id="label_AccountsPayableCurrent_2">Accounts payable</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccountsPayableCurrent" xlink:to="label_AccountsPayableCurrent_2" xlink:title="label: AccountsPayableCurrent to label_AccountsPayableCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Assets" xlink:label="Assets" xlink:title="Assets" />
    <link:label xlink:type="resource" xlink:label="label_Assets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Assets" xml:lang="en-US" id="label_Assets">Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets" xlink:title="label: Assets to label_Assets" />
    <link:label xlink:type="resource" xlink:label="label_Assets_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_Assets" xml:lang="en-US" id="label_Assets_2">Total assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Assets" xlink:to="label_Assets_2" xlink:title="label: Assets to label_Assets" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Goodwill" xlink:label="Goodwill" xlink:title="Goodwill" />
    <link:label xlink:type="resource" xlink:label="label_Goodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Goodwill" xml:lang="en-US" id="label_Goodwill">Goodwill</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Goodwill" xlink:to="label_Goodwill" xlink:title="label: Goodwill to label_Goodwill" />
    <link:label xlink:type="resource" xlink:label="label_Goodwill_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_Goodwill" xml:lang="en-US" id="label_Goodwill_2">Goodwill</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Goodwill" xlink:to="label_Goodwill_2" xlink:title="label: Goodwill to label_Goodwill" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="IntangibleAssetsNetExcludingGoodwill" xlink:title="IntangibleAssetsNetExcludingGoodwill" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IntangibleAssetsNetExcludingGoodwill" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwill">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsNetExcludingGoodwill" xlink:to="label_IntangibleAssetsNetExcludingGoodwill" xlink:title="label: IntangibleAssetsNetExcludingGoodwill to label_IntangibleAssetsNetExcludingGoodwill" />
    <link:label xlink:type="resource" xlink:label="label_IntangibleAssetsNetExcludingGoodwill_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IntangibleAssetsNetExcludingGoodwill" xml:lang="en-US" id="label_IntangibleAssetsNetExcludingGoodwill_2">Intangible assets, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IntangibleAssetsNetExcludingGoodwill" xlink:to="label_IntangibleAssetsNetExcludingGoodwill_2" xlink:title="label: IntangibleAssetsNetExcludingGoodwill to label_IntangibleAssetsNetExcludingGoodwill" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="EquityMethodInvestments" xlink:title="EquityMethodInvestments" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvestments" xml:lang="en-US" id="label_EquityMethodInvestments">Equity Method Investments.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestments" xlink:to="label_EquityMethodInvestments" xlink:title="label: EquityMethodInvestments to label_EquityMethodInvestments" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestments_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityMethodInvestments" xml:lang="en-US" id="label_EquityMethodInvestments_2">Investment in non-consolidated ventures</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityMethodInvestments" xlink:to="label_EquityMethodInvestments_2" xlink:title="label: EquityMethodInvestments to label_EquityMethodInvestments" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="PropertyPlantAndEquipmentNet" xlink:title="PropertyPlantAndEquipmentNet" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PropertyPlantAndEquipmentNet" xml:lang="en-US" id="label_PropertyPlantAndEquipmentNet">Property, Plant and Equipment, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="label_PropertyPlantAndEquipmentNet" xlink:title="label: PropertyPlantAndEquipmentNet to label_PropertyPlantAndEquipmentNet" />
    <link:label xlink:type="resource" xlink:label="label_PropertyPlantAndEquipmentNet_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PropertyPlantAndEquipmentNet" xml:lang="en-US" id="label_PropertyPlantAndEquipmentNet_2">Property and equipment, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PropertyPlantAndEquipmentNet" xlink:to="label_PropertyPlantAndEquipmentNet_2" xlink:title="label: PropertyPlantAndEquipmentNet to label_PropertyPlantAndEquipmentNet" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="AssetsCurrent" xlink:title="AssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsCurrent" xml:lang="en-US" id="label_AssetsCurrent">Assets, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="label_AssetsCurrent" xlink:title="label: AssetsCurrent to label_AssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrent_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_AssetsCurrent" xml:lang="en-US" id="label_AssetsCurrent_2">Total current assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrent" xlink:to="label_AssetsCurrent_2" xlink:title="label: AssetsCurrent to label_AssetsCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:title="AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xml:lang="en-US" id="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent">Assets of Disposal Group, Including Discontinued Operation, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:to="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:title="label: AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent to label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" />
    <link:label xlink:type="resource" xlink:label="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xml:lang="en-US" id="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_2">Current assets from discontinued operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:to="label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_2" xlink:title="label: AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent to label_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="PrepaidExpenseAndOtherAssetsCurrent" xlink:title="PrepaidExpenseAndOtherAssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseAndOtherAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PrepaidExpenseAndOtherAssetsCurrent" xml:lang="en-US" id="label_PrepaidExpenseAndOtherAssetsCurrent">Prepaid Expense and Other Assets, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseAndOtherAssetsCurrent" xlink:to="label_PrepaidExpenseAndOtherAssetsCurrent" xlink:title="label: PrepaidExpenseAndOtherAssetsCurrent to label_PrepaidExpenseAndOtherAssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_PrepaidExpenseAndOtherAssetsCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PrepaidExpenseAndOtherAssetsCurrent" xml:lang="en-US" id="label_PrepaidExpenseAndOtherAssetsCurrent_2">Prepaid expenses and other current assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PrepaidExpenseAndOtherAssetsCurrent" xlink:to="label_PrepaidExpenseAndOtherAssetsCurrent_2" xlink:title="label: PrepaidExpenseAndOtherAssetsCurrent to label_PrepaidExpenseAndOtherAssetsCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DeferredTaxAssetsNetCurrent" xlink:label="DeferredTaxAssetsNetCurrent" xlink:title="DeferredTaxAssetsNetCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsNetCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DeferredTaxAssetsNetCurrent" xml:lang="en-US" id="label_DeferredTaxAssetsNetCurrent">Deferred Tax Assets, Net, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsNetCurrent" xlink:to="label_DeferredTaxAssetsNetCurrent" xlink:title="label: DeferredTaxAssetsNetCurrent to label_DeferredTaxAssetsNetCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DeferredTaxAssetsNetCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DeferredTaxAssetsNetCurrent" xml:lang="en-US" id="label_DeferredTaxAssetsNetCurrent_2">Deferred tax assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeferredTaxAssetsNetCurrent" xlink:to="label_DeferredTaxAssetsNetCurrent_2" xlink:title="label: DeferredTaxAssetsNetCurrent to label_DeferredTaxAssetsNetCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InventoryNet" xlink:label="InventoryNet" xlink:title="InventoryNet" />
    <link:label xlink:type="resource" xlink:label="label_InventoryNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InventoryNet" xml:lang="en-US" id="label_InventoryNet">Inventory, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryNet" xlink:to="label_InventoryNet" xlink:title="label: InventoryNet to label_InventoryNet" />
    <link:label xlink:type="resource" xlink:label="label_InventoryNet_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InventoryNet" xml:lang="en-US" id="label_InventoryNet_2">Inventory</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InventoryNet" xlink:to="label_InventoryNet_2" xlink:title="label: InventoryNet to label_InventoryNet" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="ReceivablesNetCurrent" xlink:title="ReceivablesNetCurrent" />
    <link:label xlink:type="resource" xlink:label="label_ReceivablesNetCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ReceivablesNetCurrent" xml:lang="en-US" id="label_ReceivablesNetCurrent">Receivables, Net, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReceivablesNetCurrent" xlink:to="label_ReceivablesNetCurrent" xlink:title="label: ReceivablesNetCurrent to label_ReceivablesNetCurrent" />
    <link:label xlink:type="resource" xlink:label="label_ReceivablesNetCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ReceivablesNetCurrent" xml:lang="en-US" id="label_ReceivablesNetCurrent_2">Accounts receivable, net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ReceivablesNetCurrent" xlink:to="label_ReceivablesNetCurrent_2" xlink:title="label: ReceivablesNetCurrent to label_ReceivablesNetCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DepositsAssetsCurrent" xlink:label="DepositsAssetsCurrent" xlink:title="DepositsAssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DepositsAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DepositsAssetsCurrent" xml:lang="en-US" id="label_DepositsAssetsCurrent">Deposits Assets, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepositsAssetsCurrent" xlink:to="label_DepositsAssetsCurrent" xlink:title="label: DepositsAssetsCurrent to label_DepositsAssetsCurrent" />
    <link:label xlink:type="resource" xlink:label="label_DepositsAssetsCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DepositsAssetsCurrent" xml:lang="en-US" id="label_DepositsAssetsCurrent_2">Customer retention deposits and restricted cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepositsAssetsCurrent" xlink:to="label_DepositsAssetsCurrent_2" xlink:title="label: DepositsAssetsCurrent to label_DepositsAssetsCurrent" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ShortTermInvestments" xlink:label="ShortTermInvestments" xlink:title="ShortTermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_ShortTermInvestments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ShortTermInvestments" xml:lang="en-US" id="label_ShortTermInvestments">Short-term Investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShortTermInvestments" xlink:to="label_ShortTermInvestments" xlink:title="label: ShortTermInvestments to label_ShortTermInvestments" />
    <link:label xlink:type="resource" xlink:label="label_ShortTermInvestments_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ShortTermInvestments" xml:lang="en-US" id="label_ShortTermInvestments_2">Short term investments</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ShortTermInvestments" xlink:to="label_ShortTermInvestments_2" xlink:title="label: ShortTermInvestments to label_ShortTermInvestments" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="CashAndCashEquivalentsAtCarryingValue" xlink:title="CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue">Cash and Cash Equivalents, at Carrying Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue" xlink:title="label: CashAndCashEquivalentsAtCarryingValue to label_CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_2" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_2">Cash and cash equivalents at beginning of year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_2" xlink:title="label: CashAndCashEquivalentsAtCarryingValue to label_CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_3" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_3">Cash and cash equivalents at end of the year</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_3" xlink:title="label: CashAndCashEquivalentsAtCarryingValue to label_CashAndCashEquivalentsAtCarryingValue" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsAtCarryingValue_4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashAndCashEquivalentsAtCarryingValue" xml:lang="en-US" id="label_CashAndCashEquivalentsAtCarryingValue_4">Cash and cash equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsAtCarryingValue" xlink:to="label_CashAndCashEquivalentsAtCarryingValue_4" xlink:title="label: CashAndCashEquivalentsAtCarryingValue to label_CashAndCashEquivalentsAtCarryingValue" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="LiabilitiesAndStockholdersEquity" xlink:title="LiabilitiesAndStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesAndStockholdersEquity" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquity">Liabilities and Equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="label_LiabilitiesAndStockholdersEquity" xlink:title="label: LiabilitiesAndStockholdersEquity to label_LiabilitiesAndStockholdersEquity" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquity_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_LiabilitiesAndStockholdersEquity" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquity_2">Total liabilities and stockholders' equity</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquity" xlink:to="label_LiabilitiesAndStockholdersEquity_2" xlink:title="label: LiabilitiesAndStockholdersEquity to label_LiabilitiesAndStockholdersEquity" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BillingsInExcessOfCostCurrent" xlink:label="BillingsInExcessOfCostCurrent" xlink:title="BillingsInExcessOfCostCurrent" />
    <link:label xlink:type="resource" xlink:label="label_BillingsInExcessOfCostCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BillingsInExcessOfCostCurrent" xml:lang="en-US" id="label_BillingsInExcessOfCostCurrent">Billings in Excess of Cost, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BillingsInExcessOfCostCurrent" xlink:to="label_BillingsInExcessOfCostCurrent" xlink:title="label: BillingsInExcessOfCostCurrent to label_BillingsInExcessOfCostCurrent" />
    <link:label xlink:type="resource" xlink:label="label_BillingsInExcessOfCostCurrent_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BillingsInExcessOfCostCurrent" xml:lang="en-US" id="label_BillingsInExcessOfCostCurrent_2">Billings in excess of costs and estimated earnings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BillingsInExcessOfCostCurrent" xlink:to="label_BillingsInExcessOfCostCurrent_2" xlink:title="label: BillingsInExcessOfCostCurrent to label_BillingsInExcessOfCostCurrent" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_CashPaidDuringYearAbstract" xlink:label="CashPaidDuringYearAbstract" xlink:title="CashPaidDuringYearAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CashPaidDuringYearAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CashPaidDuringYearAbstract" xml:lang="en-US" id="label_CashPaidDuringYearAbstract">Cash paid during the year for:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashPaidDuringYearAbstract" xlink:to="label_CashPaidDuringYearAbstract" xlink:title="label: CashPaidDuringYearAbstract to label_CashPaidDuringYearAbstract" />
    <link:label xlink:type="resource" xlink:label="label_CashPaidDuringYearAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashPaidDuringYearAbstract" xml:lang="en-US" id="label_CashPaidDuringYearAbstract_2">Cash Paid During the Year [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashPaidDuringYearAbstract" xlink:to="label_CashPaidDuringYearAbstract_2" xlink:title="label: CashPaidDuringYearAbstract to label_CashPaidDuringYearAbstract" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_NoncashActivitiesAbstract" xlink:label="NoncashActivitiesAbstract" xlink:title="NoncashActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NoncashActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashActivitiesAbstract" xml:lang="en-US" id="label_NoncashActivitiesAbstract">Non-cash activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashActivitiesAbstract" xlink:to="label_NoncashActivitiesAbstract" xlink:title="label: NoncashActivitiesAbstract to label_NoncashActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NoncashActivitiesAbstract_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashActivitiesAbstract" xml:lang="en-US" id="label_NoncashActivitiesAbstract_2">Noncash Activities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashActivitiesAbstract" xlink:to="label_NoncashActivitiesAbstract_2" xlink:title="label: NoncashActivitiesAbstract to label_NoncashActivitiesAbstract" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xlink:label="IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xlink:title="IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xml:lang="en-US" id="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent">Customer retention deposits and restricted cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xlink:to="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xlink:title="label: IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent to label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xml:lang="en-US" id="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent_2">Represents changes in amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment within one year or during the operating cycle, if shorter. And also includes changes in cash and cash equivalent items which are restricted as to withdrawal or usage.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xlink:to="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent_2" xlink:title="label: IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent to label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xml:lang="en-US" id="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent_3">Increase (Decrease) in Customer Retention Deposits and Restricted Cash, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" xlink:to="label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent_3" xlink:title="label: IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent to label_IncreaseDecreaseInCustomerRetentionDepositsAndRestrictedCashCurrent" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xlink:label="IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xlink:title="IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xml:lang="en-US" id="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets">Inventory, prepaid expenses and other current assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xlink:to="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xlink:title="label: IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets to label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xml:lang="en-US" id="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets_2">Increase (Decrease) in Inventories Prepaid Expenses and Other Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xlink:to="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets_2" xlink:title="label: IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets to label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xml:lang="en-US" id="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets_3">The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, prepaid expenses and other assets not separately disclosed in the statement of cash flows, for example, deferred expenses, intangible assets or income taxes.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" xlink:to="label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets_3" xlink:title="label: IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets to label_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherAssets" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xlink:label="IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xlink:title="IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xml:lang="en-US" id="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet">Increase Decrease in Deferred Tax Assets Liabilities, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xlink:to="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xlink:title="label: IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet to label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xml:lang="en-US" id="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet_2">This element represents net change in deferred tax assets and liabilities net.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xlink:to="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet_2" xlink:title="label: IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet to label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet_3" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xml:lang="en-US" id="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet_3">Net deferred tax liabilities (assets)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" xlink:to="label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet_3" xlink:title="label: IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet to label_IncreaseDecreaseInDeferredTaxAssetsLiabilitiesNet" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_ContingentEarnoutLiabilitiesTextBlock" xlink:label="ContingentEarnoutLiabilitiesTextBlock" xlink:title="ContingentEarnoutLiabilitiesTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ContingentEarnoutLiabilitiesTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ContingentEarnoutLiabilitiesTextBlock" xml:lang="en-US" id="label_ContingentEarnoutLiabilitiesTextBlock">Contingent Earnout Liabilities [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingentEarnoutLiabilitiesTextBlock" xlink:to="label_ContingentEarnoutLiabilitiesTextBlock" xlink:title="label: ContingentEarnoutLiabilitiesTextBlock to label_ContingentEarnoutLiabilitiesTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ContingentEarnoutLiabilitiesTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ContingentEarnoutLiabilitiesTextBlock" xml:lang="en-US" id="label_ContingentEarnoutLiabilitiesTextBlock_2">Contingent Earnout Liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingentEarnoutLiabilitiesTextBlock" xlink:to="label_ContingentEarnoutLiabilitiesTextBlock_2" xlink:title="label: ContingentEarnoutLiabilitiesTextBlock to label_ContingentEarnoutLiabilitiesTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_ContingentEarnoutLiabilitiesTextBlock_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_ContingentEarnoutLiabilitiesTextBlock" xml:lang="en-US" id="label_ContingentEarnoutLiabilitiesTextBlock_3">The entire disclosure related to contingent earnout liabilities pertaining to a business combination.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ContingentEarnoutLiabilitiesTextBlock" xlink:to="label_ContingentEarnoutLiabilitiesTextBlock_3" xlink:title="label: ContingentEarnoutLiabilitiesTextBlock to label_ContingentEarnoutLiabilitiesTextBlock" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_DocumentAndEntityInformationAbstract" xlink:label="DocumentAndEntityInformationAbstract" xlink:title="DocumentAndEntityInformationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_DocumentAndEntityInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentAndEntityInformationAbstract" xml:lang="en-US" id="label_DocumentAndEntityInformationAbstract">Document and Entity Information</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesAuthorized" xlink:to="label_CommonStockSharesAuthorized" xlink:title="label: CommonStockSharesAuthorized to label_CommonStockSharesAuthorized" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesAuthorized_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesAuthorized" xml:lang="en-US" id="label_CommonStockSharesAuthorized_2">Common stock, shares authorized</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesIssued" xlink:to="label_CommonStockSharesIssued" xlink:title="label: CommonStockSharesIssued to label_CommonStockSharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesIssued_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesIssued" xml:lang="en-US" id="label_CommonStockSharesIssued_2">Common stock, shares issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesIssued" xlink:to="label_CommonStockSharesIssued_2" xlink:title="label: CommonStockSharesIssued to label_CommonStockSharesIssued" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="CommonStockSharesOutstanding" xlink:title="CommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockSharesOutstanding" xml:lang="en-US" id="label_CommonStockSharesOutstanding">Common Stock, Shares, Outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding" xlink:title="label: CommonStockSharesOutstanding to label_CommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockSharesOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockSharesOutstanding" xml:lang="en-US" id="label_CommonStockSharesOutstanding_2">Common stock, shares outstanding</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockSharesOutstanding" xlink:to="label_CommonStockSharesOutstanding_2" xlink:title="label: CommonStockSharesOutstanding to label_CommonStockSharesOutstanding" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementTable" xlink:label="StatementTable" xlink:title="StatementTable" />
    <link:label xlink:type="resource" xlink:label="label_StatementTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementTable" xml:lang="en-US" id="label_StatementTable">Statement [Table]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementTable" xlink:to="label_StatementTable" xlink:title="label: StatementTable to label_StatementTable" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="StatementScenarioAxis" xlink:title="StatementScenarioAxis" />
    <link:label xlink:type="resource" xlink:label="label_StatementScenarioAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementScenarioAxis" xml:lang="en-US" id="label_StatementScenarioAxis">Statement, Scenario [Axis]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementScenarioAxis" xlink:to="label_StatementScenarioAxis" xlink:title="label: StatementScenarioAxis to label_StatementScenarioAxis" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="ScenarioUnspecifiedDomain" xlink:title="ScenarioUnspecifiedDomain" />
    <link:label xlink:type="resource" xlink:label="label_ScenarioUnspecifiedDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ScenarioUnspecifiedDomain" xml:lang="en-US" id="label_ScenarioUnspecifiedDomain">Scenario, Unspecified [Domain]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ScenarioUnspecifiedDomain" xlink:to="label_ScenarioUnspecifiedDomain" xlink:title="label: ScenarioUnspecifiedDomain to label_ScenarioUnspecifiedDomain" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementLineItems" xlink:label="StatementLineItems" xlink:title="StatementLineItems" />
    <link:label xlink:type="resource" xlink:label="label_StatementLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StatementLineItems" xml:lang="en-US" id="label_StatementLineItems">Statement [Line Items]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementLineItems" xlink:to="label_StatementLineItems" xlink:title="label: StatementLineItems to label_StatementLineItems" />
    <link:label xlink:type="resource" xlink:label="label_StatementLineItems_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StatementLineItems" xml:lang="en-US" id="label_StatementLineItems_2">Statement</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementLineItems" xlink:to="label_StatementLineItems_2" xlink:title="label: StatementLineItems to label_StatementLineItems" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SalesRevenueServicesNet" xlink:label="SalesRevenueServicesNet" xlink:title="SalesRevenueServicesNet" />
    <link:label xlink:type="resource" xlink:label="label_SalesRevenueServicesNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SalesRevenueServicesNet" xml:lang="en-US" id="label_SalesRevenueServicesNet">Sales Revenue, Services, Net</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesRevenueServicesNet" xlink:to="label_SalesRevenueServicesNet" xlink:title="label: SalesRevenueServicesNet to label_SalesRevenueServicesNet" />
    <link:label xlink:type="resource" xlink:label="label_SalesRevenueServicesNet_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SalesRevenueServicesNet" xml:lang="en-US" id="label_SalesRevenueServicesNet_2">Revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SalesRevenueServicesNet" xlink:to="label_SalesRevenueServicesNet_2" xlink:title="label: SalesRevenueServicesNet to label_SalesRevenueServicesNet" />
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    <link:label xlink:type="resource" xlink:label="label_CostOfServices" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CostOfServices" xml:lang="en-US" id="label_CostOfServices">Cost of Services</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostOfServices" xlink:to="label_CostOfServices" xlink:title="label: CostOfServices to label_CostOfServices" />
    <link:label xlink:type="resource" xlink:label="label_CostOfServices_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CostOfServices" xml:lang="en-US" id="label_CostOfServices_2">Cost of revenues</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CostOfServices" xlink:to="label_CostOfServices_2" xlink:title="label: CostOfServices to label_CostOfServices" />
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    <link:label xlink:type="resource" xlink:label="label_GrossProfit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GrossProfit" xml:lang="en-US" id="label_GrossProfit">Gross Profit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossProfit" xlink:to="label_GrossProfit" xlink:title="label: GrossProfit to label_GrossProfit" />
    <link:label xlink:type="resource" xlink:label="label_GrossProfit_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GrossProfit" xml:lang="en-US" id="label_GrossProfit_2">Gross profit</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrossProfit" xlink:to="label_GrossProfit_2" xlink:title="label: GrossProfit to label_GrossProfit" />
    <link:label xlink:type="resource" xlink:label="label_GrossProfit_3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_GrossProfit" xml:lang="en-US" id="label_GrossProfit_3">Gross profit</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="SellingGeneralAndAdministrativeExpense" xlink:title="SellingGeneralAndAdministrativeExpense" />
    <link:label xlink:type="resource" xlink:label="label_SellingGeneralAndAdministrativeExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SellingGeneralAndAdministrativeExpense" xml:lang="en-US" id="label_SellingGeneralAndAdministrativeExpense">Selling, General and Administrative Expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SellingGeneralAndAdministrativeExpense" xlink:to="label_SellingGeneralAndAdministrativeExpense" xlink:title="label: SellingGeneralAndAdministrativeExpense to label_SellingGeneralAndAdministrativeExpense" />
    <link:label xlink:type="resource" xlink:label="label_SellingGeneralAndAdministrativeExpense_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SellingGeneralAndAdministrativeExpense" xml:lang="en-US" id="label_SellingGeneralAndAdministrativeExpense_2">Selling, general and administrative expenses</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SellingGeneralAndAdministrativeExpense" xlink:to="label_SellingGeneralAndAdministrativeExpense_2" xlink:title="label: SellingGeneralAndAdministrativeExpense to label_SellingGeneralAndAdministrativeExpense" />
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    <link:label xlink:type="resource" xlink:label="label_OperatingIncomeLoss_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_OperatingIncomeLoss" xml:lang="en-US" id="label_OperatingIncomeLoss_2">Operating income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OperatingIncomeLoss" xlink:to="label_OperatingIncomeLoss_2" xlink:title="label: OperatingIncomeLoss to label_OperatingIncomeLoss" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="NonoperatingIncomeExpenseAbstract" xlink:title="NonoperatingIncomeExpenseAbstract" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NonoperatingIncomeExpenseAbstract" xlink:to="label_NonoperatingIncomeExpenseAbstract" xlink:title="label: NonoperatingIncomeExpenseAbstract to label_NonoperatingIncomeExpenseAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NonoperatingIncomeExpenseAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NonoperatingIncomeExpenseAbstract" xml:lang="en-US" id="label_NonoperatingIncomeExpenseAbstract_2">Other income (expense):</link:label>
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    <link:label xlink:type="resource" xlink:label="label_IncomeLossFromEquityMethodInvestments_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeLossFromEquityMethodInvestments" xml:lang="en-US" id="label_IncomeLossFromEquityMethodInvestments_2">Income from non-consolidated investments</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeLossFromEquityMethodInvestments" xlink:to="label_IncomeLossFromEquityMethodInvestments_3" xlink:title="label: IncomeLossFromEquityMethodInvestments to label_IncomeLossFromEquityMethodInvestments" />
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    <link:label xlink:type="resource" xlink:label="label_ForeignCurrencyTransactionGainLossBeforeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ForeignCurrencyTransactionGainLossBeforeTax" xml:lang="en-US" id="label_ForeignCurrencyTransactionGainLossBeforeTax">Foreign Currency Transaction Gain (Loss), before Tax</link:label>
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    <link:label xlink:type="resource" xlink:label="label_OtherNonoperatingIncomeExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherNonoperatingIncomeExpense" xml:lang="en-US" id="label_OtherNonoperatingIncomeExpense">Other Nonoperating Income (Expense)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingIncomeExpense" xlink:to="label_OtherNonoperatingIncomeExpense" xlink:title="label: OtherNonoperatingIncomeExpense to label_OtherNonoperatingIncomeExpense" />
    <link:label xlink:type="resource" xlink:label="label_OtherNonoperatingIncomeExpense_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherNonoperatingIncomeExpense" xml:lang="en-US" id="label_OtherNonoperatingIncomeExpense_2">Other expense</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherNonoperatingIncomeExpense" xlink:to="label_OtherNonoperatingIncomeExpense_2" xlink:title="label: OtherNonoperatingIncomeExpense to label_OtherNonoperatingIncomeExpense" />
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    <link:label xlink:type="resource" xlink:label="label_IncomeTaxExpenseBenefit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxExpenseBenefit" xml:lang="en-US" id="label_IncomeTaxExpenseBenefit">Income Tax Expense (Benefit)</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxExpenseBenefit" xlink:to="label_IncomeTaxExpenseBenefit_2" xlink:title="label: IncomeTaxExpenseBenefit to label_IncomeTaxExpenseBenefit" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxExpenseBenefit_3" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncomeTaxExpenseBenefit" xml:lang="en-US" id="label_IncomeTaxExpenseBenefit_3">Provision for income taxes</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxExpenseBenefit" xlink:to="label_IncomeTaxExpenseBenefit_3" xlink:title="label: IncomeTaxExpenseBenefit to label_IncomeTaxExpenseBenefit" />
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    <link:label xlink:type="resource" xlink:label="label_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetIncomeLossAvailableToCommonStockholdersBasic" xml:lang="en-US" id="label_NetIncomeLossAvailableToCommonStockholdersBasic">Net Income (Loss) Available to Common Stockholders, Basic</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="label_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:title="label: NetIncomeLossAvailableToCommonStockholdersBasic to label_NetIncomeLossAvailableToCommonStockholdersBasic" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLossAvailableToCommonStockholdersBasic_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetIncomeLossAvailableToCommonStockholdersBasic" xml:lang="en-US" id="label_NetIncomeLossAvailableToCommonStockholdersBasic_2">Net income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="label_NetIncomeLossAvailableToCommonStockholdersBasic_2" xlink:title="label: NetIncomeLossAvailableToCommonStockholdersBasic to label_NetIncomeLossAvailableToCommonStockholdersBasic" />
    <link:label xlink:type="resource" xlink:label="label_NetIncomeLossAvailableToCommonStockholdersBasic_3" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetIncomeLossAvailableToCommonStockholdersBasic" xml:lang="en-US" id="label_NetIncomeLossAvailableToCommonStockholdersBasic_3">Net income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="label_NetIncomeLossAvailableToCommonStockholdersBasic_3" xlink:title="label: NetIncomeLossAvailableToCommonStockholdersBasic to label_NetIncomeLossAvailableToCommonStockholdersBasic" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="EarningsPerShareAbstract" xlink:title="EarningsPerShareAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareAbstract" xml:lang="en-US" id="label_EarningsPerShareAbstract">Earnings Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareAbstract" xlink:to="label_EarningsPerShareAbstract" xlink:title="label: EarningsPerShareAbstract to label_EarningsPerShareAbstract" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareAbstract" xml:lang="en-US" id="label_EarningsPerShareAbstract_2">Earnings (loss) per share:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareAbstract" xlink:to="label_EarningsPerShareAbstract_2" xlink:title="label: EarningsPerShareAbstract to label_EarningsPerShareAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="EarningsPerShareBasic" xlink:title="EarningsPerShareBasic" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareBasic" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareBasic" xml:lang="en-US" id="label_EarningsPerShareBasic">Earnings Per Share, Basic</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareBasic" xlink:to="label_EarningsPerShareBasic" xlink:title="label: EarningsPerShareBasic to label_EarningsPerShareBasic" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareBasic_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_EarningsPerShareBasic" xml:lang="en-US" id="label_EarningsPerShareBasic_2">Net income (in dollars per share)</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="EarningsPerShareDiluted" xlink:title="EarningsPerShareDiluted" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareDiluted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareDiluted" xml:lang="en-US" id="label_EarningsPerShareDiluted">Earnings Per Share, Diluted</link:label>
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    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareDiluted_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_EarningsPerShareDiluted" xml:lang="en-US" id="label_EarningsPerShareDiluted_2">Net income (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareDiluted" xlink:to="label_EarningsPerShareDiluted_2" xlink:title="label: EarningsPerShareDiluted to label_EarningsPerShareDiluted" />
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    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfSharesOutstandingAbstract" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingAbstract">Weighted Average Number of Shares Outstanding, Diluted [Abstract]</link:label>
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    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfSharesOutstandingAbstract" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingAbstract_2">Weighted average common shares outstanding:</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="WeightedAverageNumberOfSharesOutstandingBasic" xlink:title="WeightedAverageNumberOfSharesOutstandingBasic" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="label_WeightedAverageNumberOfSharesOutstandingBasic" xlink:title="label: WeightedAverageNumberOfSharesOutstandingBasic to label_WeightedAverageNumberOfSharesOutstandingBasic" />
    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfSharesOutstandingBasic_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfSharesOutstandingBasic" xml:lang="en-US" id="label_WeightedAverageNumberOfSharesOutstandingBasic_2">Basic (in shares)</link:label>
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    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US" id="label_WeightedAverageNumberOfDilutedSharesOutstanding">Weighted Average Number of Shares Outstanding, Diluted</link:label>
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    <link:label xlink:type="resource" xlink:label="label_WeightedAverageNumberOfDilutedSharesOutstanding_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WeightedAverageNumberOfDilutedSharesOutstanding" xml:lang="en-US" id="label_WeightedAverageNumberOfDilutedSharesOutstanding_2">Diluted (in shares)</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInDiscontinuedOperations" xlink:to="label_NetCashProvidedByUsedInDiscontinuedOperations" xlink:title="label: NetCashProvidedByUsedInDiscontinuedOperations to label_NetCashProvidedByUsedInDiscontinuedOperations" />
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    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US" id="label_CashAndCashEquivalentsPeriodIncreaseDecrease">Cash and Cash Equivalents, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="label_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:title="label: CashAndCashEquivalentsPeriodIncreaseDecrease to label_CashAndCashEquivalentsPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_CashAndCashEquivalentsPeriodIncreaseDecrease_2" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_CashAndCashEquivalentsPeriodIncreaseDecrease" xml:lang="en-US" id="label_CashAndCashEquivalentsPeriodIncreaseDecrease_2">Net change in cash and cash equivalents</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:to="label_CashAndCashEquivalentsPeriodIncreaseDecrease_2" xlink:title="label: CashAndCashEquivalentsPeriodIncreaseDecrease to label_CashAndCashEquivalentsPeriodIncreaseDecrease" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="SupplementalCashFlowInformationAbstract" xlink:title="SupplementalCashFlowInformationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SupplementalCashFlowInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SupplementalCashFlowInformationAbstract" xml:lang="en-US" id="label_SupplementalCashFlowInformationAbstract">Supplemental Cash Flow Information [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SupplementalCashFlowInformationAbstract" xlink:to="label_SupplementalCashFlowInformationAbstract" xlink:title="label: SupplementalCashFlowInformationAbstract to label_SupplementalCashFlowInformationAbstract" />
    <link:label xlink:type="resource" xlink:label="label_SupplementalCashFlowInformationAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SupplementalCashFlowInformationAbstract" xml:lang="en-US" id="label_SupplementalCashFlowInformationAbstract_2">SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SupplementalCashFlowInformationAbstract" xlink:to="label_SupplementalCashFlowInformationAbstract_2" xlink:title="label: SupplementalCashFlowInformationAbstract to label_SupplementalCashFlowInformationAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_InterestPaid" xlink:label="InterestPaid" xlink:title="InterestPaid" />
    <link:label xlink:type="resource" xlink:label="label_InterestPaid" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_InterestPaid" xml:lang="en-US" id="label_InterestPaid">Interest Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPaid" xlink:to="label_InterestPaid" xlink:title="label: InterestPaid to label_InterestPaid" />
    <link:label xlink:type="resource" xlink:label="label_InterestPaid_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_InterestPaid" xml:lang="en-US" id="label_InterestPaid_2">Interest</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InterestPaid" xlink:to="label_InterestPaid_2" xlink:title="label: InterestPaid to label_InterestPaid" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncomeTaxesPaid" xlink:label="IncomeTaxesPaid" xlink:title="IncomeTaxesPaid" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxesPaid" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncomeTaxesPaid" xml:lang="en-US" id="label_IncomeTaxesPaid">Income Taxes Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxesPaid" xlink:to="label_IncomeTaxesPaid" xlink:title="label: IncomeTaxesPaid to label_IncomeTaxesPaid" />
    <link:label xlink:type="resource" xlink:label="label_IncomeTaxesPaid_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncomeTaxesPaid" xml:lang="en-US" id="label_IncomeTaxesPaid_2">Income taxes, net of refunds received</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncomeTaxesPaid" xlink:to="label_IncomeTaxesPaid_2" xlink:title="label: IncomeTaxesPaid to label_IncomeTaxesPaid" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="NoncashInvestingAndFinancingItemsAbstract" xlink:title="NoncashInvestingAndFinancingItemsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NoncashInvestingAndFinancingItemsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NoncashInvestingAndFinancingItemsAbstract" xml:lang="en-US" id="label_NoncashInvestingAndFinancingItemsAbstract">Noncash Investing and Financing Items [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashInvestingAndFinancingItemsAbstract" xlink:to="label_NoncashInvestingAndFinancingItemsAbstract" xlink:title="label: NoncashInvestingAndFinancingItemsAbstract to label_NoncashInvestingAndFinancingItemsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NoncashInvestingAndFinancingItemsAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NoncashInvestingAndFinancingItemsAbstract" xml:lang="en-US" id="label_NoncashInvestingAndFinancingItemsAbstract_2">SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoncashInvestingAndFinancingItemsAbstract" xlink:to="label_NoncashInvestingAndFinancingItemsAbstract_2" xlink:title="label: NoncashInvestingAndFinancingItemsAbstract to label_NoncashInvestingAndFinancingItemsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DividendsPayableAmount" xlink:label="DividendsPayableAmount" xlink:title="DividendsPayableAmount" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPayableAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPayableAmount" xml:lang="en-US" id="label_DividendsPayableAmount">Dividends Payable, Amount</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPayableAmount" xlink:to="label_DividendsPayableAmount" xlink:title="label: DividendsPayableAmount to label_DividendsPayableAmount" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPayableAmount_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_DividendsPayableAmount" xml:lang="en-US" id="label_DividendsPayableAmount_2">Accrued dividends</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPayableAmount" xlink:to="label_DividendsPayableAmount_2" xlink:title="label: DividendsPayableAmount to label_DividendsPayableAmount" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CapitalExpendituresIncurredButNotYetPaid" xlink:label="CapitalExpendituresIncurredButNotYetPaid" xlink:title="CapitalExpendituresIncurredButNotYetPaid" />
    <link:label xlink:type="resource" xlink:label="label_CapitalExpendituresIncurredButNotYetPaid" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CapitalExpendituresIncurredButNotYetPaid" xml:lang="en-US" id="label_CapitalExpendituresIncurredButNotYetPaid">Capital Expenditures Incurred but Not yet Paid</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalExpendituresIncurredButNotYetPaid" xlink:to="label_CapitalExpendituresIncurredButNotYetPaid" xlink:title="label: CapitalExpendituresIncurredButNotYetPaid to label_CapitalExpendituresIncurredButNotYetPaid" />
    <link:label xlink:type="resource" xlink:label="label_CapitalExpendituresIncurredButNotYetPaid_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CapitalExpendituresIncurredButNotYetPaid" xml:lang="en-US" id="label_CapitalExpendituresIncurredButNotYetPaid_2">Obligations incurred for the acquisition of property and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalExpendituresIncurredButNotYetPaid" xlink:to="label_CapitalExpendituresIncurredButNotYetPaid_2" xlink:title="label: CapitalExpendituresIncurredButNotYetPaid to label_CapitalExpendituresIncurredButNotYetPaid" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US" id="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract">Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:title="label: AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract to label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xml:lang="en-US" id="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2">Adjustments to reconcile net income to net cash provided by (used in) operating activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_2" xlink:title="label: AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract to label_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_Depreciation" xlink:label="Depreciation" xlink:title="Depreciation" />
    <link:label xlink:type="resource" xlink:label="label_Depreciation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_Depreciation" xml:lang="en-US" id="label_Depreciation">Depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Depreciation" xlink:to="label_Depreciation" xlink:title="label: Depreciation to label_Depreciation" />
    <link:label xlink:type="resource" xlink:label="label_Depreciation_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_Depreciation" xml:lang="en-US" id="label_Depreciation_2">Depreciation</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Depreciation" xlink:to="label_Depreciation_2" xlink:title="label: Depreciation to label_Depreciation" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="AmortizationOfIntangibleAssets" xlink:title="AmortizationOfIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AmortizationOfIntangibleAssets" xml:lang="en-US" id="label_AmortizationOfIntangibleAssets">Amortization of Intangible Assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfIntangibleAssets" xlink:to="label_AmortizationOfIntangibleAssets" xlink:title="label: AmortizationOfIntangibleAssets to label_AmortizationOfIntangibleAssets" />
    <link:label xlink:type="resource" xlink:label="label_AmortizationOfIntangibleAssets_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AmortizationOfIntangibleAssets" xml:lang="en-US" id="label_AmortizationOfIntangibleAssets_2">Amortization of intangible assets</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmortizationOfIntangibleAssets" xlink:to="label_AmortizationOfIntangibleAssets_2" xlink:title="label: AmortizationOfIntangibleAssets to label_AmortizationOfIntangibleAssets" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment" xlink:label="GainLossOnSaleOfPropertyPlantEquipment" xlink:title="GainLossOnSaleOfPropertyPlantEquipment" />
    <link:label xlink:type="resource" xlink:label="label_GainLossOnSaleOfPropertyPlantEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US" id="label_GainLossOnSaleOfPropertyPlantEquipment">Gain (Loss) on Sale of Property Plant Equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainLossOnSaleOfPropertyPlantEquipment" xlink:to="label_GainLossOnSaleOfPropertyPlantEquipment" xlink:title="label: GainLossOnSaleOfPropertyPlantEquipment to label_GainLossOnSaleOfPropertyPlantEquipment" />
    <link:label xlink:type="resource" xlink:label="label_GainLossOnSaleOfPropertyPlantEquipment_2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US" id="label_GainLossOnSaleOfPropertyPlantEquipment_2">Loss (gain) on sale of property and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainLossOnSaleOfPropertyPlantEquipment" xlink:to="label_GainLossOnSaleOfPropertyPlantEquipment_2" xlink:title="label: GainLossOnSaleOfPropertyPlantEquipment to label_GainLossOnSaleOfPropertyPlantEquipment" />
    <link:label xlink:type="resource" xlink:label="label_GainLossOnSaleOfPropertyPlantEquipment_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GainLossOnSaleOfPropertyPlantEquipment" xml:lang="en-US" id="label_GainLossOnSaleOfPropertyPlantEquipment_3">Loss (gain) on sale of property and equipment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GainLossOnSaleOfPropertyPlantEquipment" xlink:to="label_GainLossOnSaleOfPropertyPlantEquipment_3" xlink:title="label: GainLossOnSaleOfPropertyPlantEquipment to label_GainLossOnSaleOfPropertyPlantEquipment" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions" xlink:label="EquityMethodInvestmentDividendsOrDistributions" xlink:title="EquityMethodInvestmentDividendsOrDistributions" />
    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentDividendsOrDistributions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityMethodInvestmentDividendsOrDistributions" xml:lang="en-US" id="label_EquityMethodInvestmentDividendsOrDistributions">Equity Method Investment, Dividends or Distributions</link:label>
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    <link:label xlink:type="resource" xlink:label="label_EquityMethodInvestmentDividendsOrDistributions_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityMethodInvestmentDividendsOrDistributions" xml:lang="en-US" id="label_EquityMethodInvestmentDividendsOrDistributions_2">Distributions received from joint venture</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="IncreaseDecreaseInOperatingCapitalAbstract" xlink:title="IncreaseDecreaseInOperatingCapitalAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOperatingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US" id="label_IncreaseDecreaseInOperatingCapitalAbstract">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="label_IncreaseDecreaseInOperatingCapitalAbstract" xlink:title="label: IncreaseDecreaseInOperatingCapitalAbstract to label_IncreaseDecreaseInOperatingCapitalAbstract" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInOperatingCapitalAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInOperatingCapitalAbstract" xml:lang="en-US" id="label_IncreaseDecreaseInOperatingCapitalAbstract_2">Changes in assets and liabilities:</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables" xlink:label="IncreaseDecreaseInReceivables" xlink:title="IncreaseDecreaseInReceivables" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInReceivables" xml:lang="en-US" id="label_IncreaseDecreaseInReceivables">Increase (Decrease) in Receivables</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInReceivables" xlink:to="label_IncreaseDecreaseInReceivables" xlink:title="label: IncreaseDecreaseInReceivables to label_IncreaseDecreaseInReceivables" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInReceivables_2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_IncreaseDecreaseInReceivables" xml:lang="en-US" id="label_IncreaseDecreaseInReceivables_2">Accounts receivable</link:label>
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    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_2">Net Cash Provided by (Used in) Investing Activities, Continuing Operations</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RepaymentsOfLongTermCapitalLeaseObligations" xlink:label="RepaymentsOfLongTermCapitalLeaseObligations" xlink:title="RepaymentsOfLongTermCapitalLeaseObligations" />
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    <link:label xlink:type="resource" xlink:label="label_RepaymentsOfLongTermDebt_2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_RepaymentsOfLongTermDebt" xml:lang="en-US" id="label_RepaymentsOfLongTermDebt_2">Repayment of long-term debt</link:label>
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    <link:label xlink:type="resource" xlink:label="label_RepaymentsOfSubordinatedDebt_2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_RepaymentsOfSubordinatedDebt" xml:lang="en-US" id="label_RepaymentsOfSubordinatedDebt_2">Repayment of subordinated debt</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsForRepurchaseOfWarrants" xlink:label="PaymentsForRepurchaseOfWarrants" xlink:title="PaymentsForRepurchaseOfWarrants" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsForRepurchaseOfWarrants" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsForRepurchaseOfWarrants" xml:lang="en-US" id="label_PaymentsForRepurchaseOfWarrants">Payments for Repurchase of Warrants</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForRepurchaseOfWarrants" xlink:to="label_PaymentsForRepurchaseOfWarrants" xlink:title="label: PaymentsForRepurchaseOfWarrants to label_PaymentsForRepurchaseOfWarrants" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="PaymentsOfDividendsCommonStock" xlink:title="PaymentsOfDividendsCommonStock" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:label="StockIssuedDuringPeriodValueAcquisitions" xlink:title="StockIssuedDuringPeriodValueAcquisitions" />
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    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueAcquisitions_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueAcquisitions" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueAcquisitions_3">Stock issued for the purchase of Rockford Corporation</link:label>
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    <link:label xlink:type="resource" xlink:label="label_EntityFilerCategory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityFilerCategory" xml:lang="en-US" id="label_EntityFilerCategory">Entity Filer Category</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityPublicFloat" xlink:label="EntityPublicFloat" xlink:title="EntityPublicFloat" />
    <link:label xlink:type="resource" xlink:label="label_EntityPublicFloat" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityPublicFloat" xml:lang="en-US" id="label_EntityPublicFloat">Entity Public Float</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="EntityCommonStockSharesOutstanding" xlink:title="EntityCommonStockSharesOutstanding" />
    <link:label xlink:type="resource" xlink:label="label_EntityCommonStockSharesOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EntityCommonStockSharesOutstanding" xml:lang="en-US" id="label_EntityCommonStockSharesOutstanding">Entity Common Stock, Shares Outstanding</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="DocumentFiscalYearFocus" xlink:title="DocumentFiscalYearFocus" />
    <link:label xlink:type="resource" xlink:label="label_DocumentFiscalYearFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalYearFocus" xml:lang="en-US" id="label_DocumentFiscalYearFocus">Document Fiscal Year Focus</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2011/dei-2011-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="DocumentFiscalPeriodFocus" xlink:title="DocumentFiscalPeriodFocus" />
    <link:label xlink:type="resource" xlink:label="label_DocumentFiscalPeriodFocus" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DocumentFiscalPeriodFocus" xml:lang="en-US" id="label_DocumentFiscalPeriodFocus">Document Fiscal Period Focus</link:label>
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    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_CustomerRetentionDepositsAndRestrictedCashCurrent" xlink:label="CustomerRetentionDepositsAndRestrictedCashCurrent" xlink:title="CustomerRetentionDepositsAndRestrictedCashCurrent" />
    <link:label xlink:type="resource" xlink:label="label_CustomerRetentionDepositsAndRestrictedCashCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CustomerRetentionDepositsAndRestrictedCashCurrent" xml:lang="en-US" id="label_CustomerRetentionDepositsAndRestrictedCashCurrent">Customer retention deposits and restricted cash</link:label>
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    <link:label xlink:type="resource" xlink:label="label_CustomerRetentionDepositsAndRestrictedCashCurrent_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CustomerRetentionDepositsAndRestrictedCashCurrent" xml:lang="en-US" id="label_CustomerRetentionDepositsAndRestrictedCashCurrent_3">Customer Retention Deposits and Restricted Cash, Current</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CustomerRetentionDepositsAndRestrictedCashCurrent" xlink:to="label_CustomerRetentionDepositsAndRestrictedCashCurrent_3" xlink:title="label: CustomerRetentionDepositsAndRestrictedCashCurrent to label_CustomerRetentionDepositsAndRestrictedCashCurrent" />
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    <link:label xlink:type="resource" xlink:label="label_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsAbstract" xml:lang="en-US" id="label_AssetsAbstract">Assets [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsAbstract" xlink:to="label_AssetsAbstract" xlink:title="label: AssetsAbstract to label_AssetsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsAbstract" xml:lang="en-US" id="label_AssetsAbstract_2">ASSETS</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="AssetsCurrentAbstract" xlink:title="AssetsCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AssetsCurrentAbstract" xml:lang="en-US" id="label_AssetsCurrentAbstract">Assets, Current [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrentAbstract" xlink:to="label_AssetsCurrentAbstract" xlink:title="label: AssetsCurrentAbstract to label_AssetsCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_AssetsCurrentAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AssetsCurrentAbstract" xml:lang="en-US" id="label_AssetsCurrentAbstract_2">Current assets:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsCurrentAbstract" xlink:to="label_AssetsCurrentAbstract_2" xlink:title="label: AssetsCurrentAbstract to label_AssetsCurrentAbstract" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquityAbstract" xlink:to="label_LiabilitiesAndStockholdersEquityAbstract" xlink:title="label: LiabilitiesAndStockholdersEquityAbstract to label_LiabilitiesAndStockholdersEquityAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesAndStockholdersEquityAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesAndStockholdersEquityAbstract" xml:lang="en-US" id="label_LiabilitiesAndStockholdersEquityAbstract_2">LIABILITIES AND STOCKHOLDERS' EQUITY</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LiabilitiesAndStockholdersEquityAbstract" xlink:to="label_LiabilitiesAndStockholdersEquityAbstract_2" xlink:title="label: LiabilitiesAndStockholdersEquityAbstract to label_LiabilitiesAndStockholdersEquityAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="LiabilitiesCurrentAbstract" xlink:title="LiabilitiesCurrentAbstract" />
    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_LiabilitiesCurrentAbstract" xml:lang="en-US" id="label_LiabilitiesCurrentAbstract">Liabilities, Current [Abstract]</link:label>
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    <link:label xlink:type="resource" xlink:label="label_LiabilitiesCurrentAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_LiabilitiesCurrentAbstract" xml:lang="en-US" id="label_LiabilitiesCurrentAbstract_2">Current liabilities:</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessAcquisitionContingentConsiderationAtFairValueCurrent" xlink:label="BusinessAcquisitionContingentConsiderationAtFairValueCurrent" xlink:title="BusinessAcquisitionContingentConsiderationAtFairValueCurrent" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityAbstract" xlink:to="label_StockholdersEquityAbstract" xlink:title="label: StockholdersEquityAbstract to label_StockholdersEquityAbstract" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityAbstract" xlink:to="label_StockholdersEquityAbstract_2" xlink:title="label: StockholdersEquityAbstract to label_StockholdersEquityAbstract" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareDilutedAbstract" xlink:to="label_EarningsPerShareDilutedAbstract" xlink:title="label: EarningsPerShareDilutedAbstract to label_EarningsPerShareDilutedAbstract" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GoodwillAndIntangibleAssetImpairment" xlink:to="label_GoodwillAndIntangibleAssetImpairment" xlink:title="label: GoodwillAndIntangibleAssetImpairment to label_GoodwillAndIntangibleAssetImpairment" />
    <link:label xlink:type="resource" xlink:label="label_GoodwillAndIntangibleAssetImpairment_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_GoodwillAndIntangibleAssetImpairment" xml:lang="en-US" id="label_GoodwillAndIntangibleAssetImpairment_2">Goodwill and intangible impairment</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GoodwillAndIntangibleAssetImpairment" xlink:to="label_GoodwillAndIntangibleAssetImpairment_2" xlink:title="label: GoodwillAndIntangibleAssetImpairment to label_GoodwillAndIntangibleAssetImpairment" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DepreciationDepletionAndAmortization" xlink:to="label_DepreciationDepletionAndAmortization" xlink:title="label: DepreciationDepletionAndAmortization to label_DepreciationDepletionAndAmortization" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CapitalLeasesInFinancialStatementsOfLesseeDisclosureTextBlock" xlink:to="label_CapitalLeasesInFinancialStatementsOfLesseeDisclosureTextBlock_2" xlink:title="label: CapitalLeasesInFinancialStatementsOfLesseeDisclosureTextBlock to label_CapitalLeasesInFinancialStatementsOfLesseeDisclosureTextBlock" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RisksAndUncertaintiesAbstract" xlink:label="RisksAndUncertaintiesAbstract" xlink:title="RisksAndUncertaintiesAbstract" />
    <link:label xlink:type="resource" xlink:label="label_RisksAndUncertaintiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RisksAndUncertaintiesAbstract" xml:lang="en-US" id="label_RisksAndUncertaintiesAbstract">Customer Concentrations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RisksAndUncertaintiesAbstract" xlink:to="label_RisksAndUncertaintiesAbstract" xlink:title="label: RisksAndUncertaintiesAbstract to label_RisksAndUncertaintiesAbstract" />
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    <link:label xlink:type="resource" xlink:label="label_CompensationAndRetirementDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CompensationAndRetirementDisclosureAbstract" xml:lang="en-US" id="label_CompensationAndRetirementDisclosureAbstract">Company Retirement Plans</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationAndRetirementDisclosureAbstract" xlink:to="label_CompensationAndRetirementDisclosureAbstract" xlink:title="label: CompensationAndRetirementDisclosureAbstract to label_CompensationAndRetirementDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:title="PensionAndOtherPostretirementBenefitsDisclosureTextBlock" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:to="label_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:title="label: PensionAndOtherPostretirementBenefitsDisclosureTextBlock to label_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:to="label_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_2" xlink:title="label: PensionAndOtherPostretirementBenefitsDisclosureTextBlock to label_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CompensationRelatedCostsAbstract" xlink:label="CompensationRelatedCostsAbstract" xlink:title="CompensationRelatedCostsAbstract" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationRelatedCostsAbstract" xlink:to="label_CompensationRelatedCostsAbstract" xlink:title="label: CompensationRelatedCostsAbstract to label_CompensationRelatedCostsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CompensationRelatedCostsGeneralTextBlock" xlink:label="CompensationRelatedCostsGeneralTextBlock" xlink:title="CompensationRelatedCostsGeneralTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CompensationRelatedCostsGeneralTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CompensationRelatedCostsGeneralTextBlock" xml:lang="en-US" id="label_CompensationRelatedCostsGeneralTextBlock">Deferred Compensation Agreements</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationRelatedCostsGeneralTextBlock" xlink:to="label_CompensationRelatedCostsGeneralTextBlock" xlink:title="label: CompensationRelatedCostsGeneralTextBlock to label_CompensationRelatedCostsGeneralTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_CompensationRelatedCostsGeneralTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CompensationRelatedCostsGeneralTextBlock" xml:lang="en-US" id="label_CompensationRelatedCostsGeneralTextBlock_2">Compensation Related Costs, General [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CompensationRelatedCostsGeneralTextBlock" xlink:to="label_CompensationRelatedCostsGeneralTextBlock_2" xlink:title="label: CompensationRelatedCostsGeneralTextBlock to label_CompensationRelatedCostsGeneralTextBlock" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EarningsPerShareTextBlock" xlink:label="EarningsPerShareTextBlock" xlink:title="EarningsPerShareTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EarningsPerShareTextBlock" xml:lang="en-US" id="label_EarningsPerShareTextBlock">Earnings Per Share</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareTextBlock" xlink:to="label_EarningsPerShareTextBlock" xlink:title="label: EarningsPerShareTextBlock to label_EarningsPerShareTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_EarningsPerShareTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EarningsPerShareTextBlock" xml:lang="en-US" id="label_EarningsPerShareTextBlock_2">Earnings Per Share [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EarningsPerShareTextBlock" xlink:to="label_EarningsPerShareTextBlock_2" xlink:title="label: EarningsPerShareTextBlock to label_EarningsPerShareTextBlock" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="QuarterlyFinancialInformationDisclosureAbstract" xlink:title="QuarterlyFinancialInformationDisclosureAbstract" />
    <link:label xlink:type="resource" xlink:label="label_QuarterlyFinancialInformationDisclosureAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_QuarterlyFinancialInformationDisclosureAbstract" xml:lang="en-US" id="label_QuarterlyFinancialInformationDisclosureAbstract">Selected Quarterly Financial Information (Unaudited)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="QuarterlyFinancialInformationDisclosureAbstract" xlink:to="label_QuarterlyFinancialInformationDisclosureAbstract" xlink:title="label: QuarterlyFinancialInformationDisclosureAbstract to label_QuarterlyFinancialInformationDisclosureAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="QuarterlyFinancialInformationTextBlock" xlink:title="QuarterlyFinancialInformationTextBlock" />
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    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_PreferredStockIssuedDuringPeriodValueAcquisitions" xlink:label="PreferredStockIssuedDuringPeriodValueAcquisitions" xlink:title="PreferredStockIssuedDuringPeriodValueAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockIssuedDuringPeriodValueAcquisitions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockIssuedDuringPeriodValueAcquisitions" xml:lang="en-US" id="label_PreferredStockIssuedDuringPeriodValueAcquisitions">Preferred Stock Issued During Period Value Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockIssuedDuringPeriodValueAcquisitions" xlink:to="label_PreferredStockIssuedDuringPeriodValueAcquisitions" xlink:title="label: PreferredStockIssuedDuringPeriodValueAcquisitions to label_PreferredStockIssuedDuringPeriodValueAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockIssuedDuringPeriodValueAcquisitions_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockIssuedDuringPeriodValueAcquisitions" xml:lang="en-US" id="label_PreferredStockIssuedDuringPeriodValueAcquisitions_2">Preferred stock issued for purchase of James Construction Group ("JCG")</link:label>
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    <link:label xlink:type="resource" xlink:label="label_PreferredStockIssuedDuringPeriodValueAcquisitions_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PreferredStockIssuedDuringPeriodValueAcquisitions" xml:lang="en-US" id="label_PreferredStockIssuedDuringPeriodValueAcquisitions_3">Value of preferred stock issued pursuant to acquisitions during the period.</link:label>
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    <link:label xlink:type="resource" xlink:label="label_PreferredStockIssuedDuringPeriodSharesAcquisitions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockIssuedDuringPeriodSharesAcquisitions" xml:lang="en-US" id="label_PreferredStockIssuedDuringPeriodSharesAcquisitions">Preferred Stock Issued During Period Shares Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockIssuedDuringPeriodSharesAcquisitions" xlink:to="label_PreferredStockIssuedDuringPeriodSharesAcquisitions" xlink:title="label: PreferredStockIssuedDuringPeriodSharesAcquisitions to label_PreferredStockIssuedDuringPeriodSharesAcquisitions" />
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    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_SharesOutstandingDuringPeriodValue" xlink:label="SharesOutstandingDuringPeriodValue" xlink:title="SharesOutstandingDuringPeriodValue" />
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    <link:label xlink:type="resource" xlink:label="label_SharesOutstandingDuringPeriodShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesOutstandingDuringPeriodShares" xml:lang="en-US" id="label_SharesOutstandingDuringPeriodShares">Shares Outstanding During Period Shares</link:label>
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    <link:label xlink:type="resource" xlink:label="label_SharesOutstandingDuringPeriodShares_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_SharesOutstandingDuringPeriodShares" xml:lang="en-US" id="label_SharesOutstandingDuringPeriodShares_2">Outstanding shares of Rhapsody Acquisition Corp. at the time of reverse merger dated July 31, 2008 (in shares)</link:label>
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    <link:label xlink:type="resource" xlink:label="label_SharesOutstandingDuringPeriodShares_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_SharesOutstandingDuringPeriodShares" xml:lang="en-US" id="label_SharesOutstandingDuringPeriodShares_3">Number of shares of stock outstanding at the time of reverse merger.</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="StatementOfStockholdersEquityAbstract" xlink:title="StatementOfStockholdersEquityAbstract" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StatementOfStockholdersEquityAbstract" xlink:to="label_StatementOfStockholdersEquityAbstract" xlink:title="label: StatementOfStockholdersEquityAbstract to label_StatementOfStockholdersEquityAbstract" />
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="EquityComponentDomain" xlink:title="EquityComponentDomain" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityComponentDomain" xlink:to="label_EquityComponentDomain" xlink:title="label: EquityComponentDomain to label_EquityComponentDomain" />
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    <link:label xlink:type="resource" xlink:label="label_CommonStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockMember" xml:lang="en-US" id="label_CommonStockMember">Common Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember" xlink:title="label: CommonStockMember to label_CommonStockMember" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockMember" xml:lang="en-US" id="label_CommonStockMember_2">Common Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockMember" xlink:to="label_CommonStockMember_2" xlink:title="label: CommonStockMember to label_CommonStockMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PreferredStockMember" xlink:label="PreferredStockMember" xlink:title="PreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_PreferredStockMember" xml:lang="en-US" id="label_PreferredStockMember">Preferred Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockMember" xlink:to="label_PreferredStockMember" xlink:title="label: PreferredStockMember to label_PreferredStockMember" />
    <link:label xlink:type="resource" xlink:label="label_PreferredStockMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PreferredStockMember" xml:lang="en-US" id="label_PreferredStockMember_2">Preferred Stock [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PreferredStockMember" xlink:to="label_PreferredStockMember_2" xlink:title="label: PreferredStockMember to label_PreferredStockMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="AdditionalPaidInCapitalMember" xlink:title="AdditionalPaidInCapitalMember" />
    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdditionalPaidInCapitalMember" xml:lang="en-US" id="label_AdditionalPaidInCapitalMember">Additional Paid-in Capital</link:label>
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    <link:label xlink:type="resource" xlink:label="label_AdditionalPaidInCapitalMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdditionalPaidInCapitalMember" xml:lang="en-US" id="label_AdditionalPaidInCapitalMember_2">Additional Paid-in Capital [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdditionalPaidInCapitalMember" xlink:to="label_AdditionalPaidInCapitalMember_2" xlink:title="label: AdditionalPaidInCapitalMember to label_AdditionalPaidInCapitalMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="RetainedEarningsMember" xlink:title="RetainedEarningsMember" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_RetainedEarningsMember" xml:lang="en-US" id="label_RetainedEarningsMember">Retained Earnings</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsMember" xlink:to="label_RetainedEarningsMember" xlink:title="label: RetainedEarningsMember to label_RetainedEarningsMember" />
    <link:label xlink:type="resource" xlink:label="label_RetainedEarningsMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_RetainedEarningsMember" xml:lang="en-US" id="label_RetainedEarningsMember_2">Retained Earnings [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RetainedEarningsMember" xlink:to="label_RetainedEarningsMember_2" xlink:title="label: RetainedEarningsMember to label_RetainedEarningsMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="AccumulatedOtherComprehensiveIncomeMember" xlink:title="AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeMember">Accumulated Other Comprehensive Income</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeMember" xlink:to="label_AccumulatedOtherComprehensiveIncomeMember" xlink:title="label: AccumulatedOtherComprehensiveIncomeMember to label_AccumulatedOtherComprehensiveIncomeMember" />
    <link:label xlink:type="resource" xlink:label="label_AccumulatedOtherComprehensiveIncomeMember_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AccumulatedOtherComprehensiveIncomeMember" xml:lang="en-US" id="label_AccumulatedOtherComprehensiveIncomeMember_2">Accumulated Other Comprehensive Income (Loss) [Member]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AccumulatedOtherComprehensiveIncomeMember" xlink:to="label_AccumulatedOtherComprehensiveIncomeMember_2" xlink:title="label: AccumulatedOtherComprehensiveIncomeMember to label_AccumulatedOtherComprehensiveIncomeMember" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="IncreaseDecreaseInStockholdersEquityRollForward" xlink:title="IncreaseDecreaseInStockholdersEquityRollForward" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInStockholdersEquityRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_IncreaseDecreaseInStockholdersEquityRollForward" xml:lang="en-US" id="label_IncreaseDecreaseInStockholdersEquityRollForward">Increase (Decrease) in Stockholders' Equity Roll Forward</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInStockholdersEquityRollForward" xlink:to="label_IncreaseDecreaseInStockholdersEquityRollForward" xlink:title="label: IncreaseDecreaseInStockholdersEquityRollForward to label_IncreaseDecreaseInStockholdersEquityRollForward" />
    <link:label xlink:type="resource" xlink:label="label_IncreaseDecreaseInStockholdersEquityRollForward_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_IncreaseDecreaseInStockholdersEquityRollForward" xml:lang="en-US" id="label_IncreaseDecreaseInStockholdersEquityRollForward_2">Increase (Decrease) in Stockholders' Equity [Roll Forward]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IncreaseDecreaseInStockholdersEquityRollForward" xlink:to="label_IncreaseDecreaseInStockholdersEquityRollForward_2" xlink:title="label: IncreaseDecreaseInStockholdersEquityRollForward to label_IncreaseDecreaseInStockholdersEquityRollForward" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:label="StockIssuedDuringPeriodSharesAcquisitions" xlink:title="StockIssuedDuringPeriodSharesAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesAcquisitions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesAcquisitions" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesAcquisitions">Stock issued for the purchase of Rockford Corporation (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesAcquisitions" xlink:to="label_StockIssuedDuringPeriodSharesAcquisitions" xlink:title="label: StockIssuedDuringPeriodSharesAcquisitions to label_StockIssuedDuringPeriodSharesAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesAcquisitions_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesAcquisitions" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesAcquisitions_2">Stock Issued During Period, Shares, Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesAcquisitions" xlink:to="label_StockIssuedDuringPeriodSharesAcquisitions_2" xlink:title="label: StockIssuedDuringPeriodSharesAcquisitions to label_StockIssuedDuringPeriodSharesAcquisitions" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="DividendsCommonStockCash" xlink:title="DividendsCommonStockCash" />
    <link:label xlink:type="resource" xlink:label="label_DividendsCommonStockCash" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_DividendsCommonStockCash" xml:lang="en-US" id="label_DividendsCommonStockCash">Dividends - common</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsCommonStockCash" xlink:to="label_DividendsCommonStockCash" xlink:title="label: DividendsCommonStockCash to label_DividendsCommonStockCash" />
    <link:label xlink:type="resource" xlink:label="label_DividendsCommonStockCash_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsCommonStockCash" xml:lang="en-US" id="label_DividendsCommonStockCash_2">Dividends, Common Stock, Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsCommonStockCash" xlink:to="label_DividendsCommonStockCash_2" xlink:title="label: DividendsCommonStockCash to label_DividendsCommonStockCash" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_DividendsPreferredStockCash" xlink:label="DividendsPreferredStockCash" xlink:title="DividendsPreferredStockCash" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPreferredStockCash" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_DividendsPreferredStockCash" xml:lang="en-US" id="label_DividendsPreferredStockCash">Dividends - preferred</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockCash" xlink:to="label_DividendsPreferredStockCash" xlink:title="label: DividendsPreferredStockCash to label_DividendsPreferredStockCash" />
    <link:label xlink:type="resource" xlink:label="label_DividendsPreferredStockCash_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_DividendsPreferredStockCash" xml:lang="en-US" id="label_DividendsPreferredStockCash_2">Dividends, Preferred Stock, Cash</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DividendsPreferredStockCash" xlink:to="label_DividendsPreferredStockCash_2" xlink:title="label: DividendsPreferredStockCash to label_DividendsPreferredStockCash" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodValue" xlink:label="StockRepurchasedDuringPeriodValue" xlink:title="StockRepurchasedDuringPeriodValue" />
    <link:label xlink:type="resource" xlink:label="label_StockRepurchasedDuringPeriodValue" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockRepurchasedDuringPeriodValue" xml:lang="en-US" id="label_StockRepurchasedDuringPeriodValue">Repurchase of common stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchasedDuringPeriodValue" xlink:to="label_StockRepurchasedDuringPeriodValue" xlink:title="label: StockRepurchasedDuringPeriodValue to label_StockRepurchasedDuringPeriodValue" />
    <link:label xlink:type="resource" xlink:label="label_StockRepurchasedDuringPeriodValue_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockRepurchasedDuringPeriodValue" xml:lang="en-US" id="label_StockRepurchasedDuringPeriodValue_2">Stock Repurchased During Period, Value</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchasedDuringPeriodValue" xlink:to="label_StockRepurchasedDuringPeriodValue_2" xlink:title="label: StockRepurchasedDuringPeriodValue to label_StockRepurchasedDuringPeriodValue" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodShares" xlink:label="StockRepurchasedDuringPeriodShares" xlink:title="StockRepurchasedDuringPeriodShares" />
    <link:label xlink:type="resource" xlink:label="label_StockRepurchasedDuringPeriodShares" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockRepurchasedDuringPeriodShares" xml:lang="en-US" id="label_StockRepurchasedDuringPeriodShares">Repurchase of common stock (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchasedDuringPeriodShares" xlink:to="label_StockRepurchasedDuringPeriodShares" xlink:title="label: StockRepurchasedDuringPeriodShares to label_StockRepurchasedDuringPeriodShares" />
    <link:label xlink:type="resource" xlink:label="label_StockRepurchasedDuringPeriodShares_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockRepurchasedDuringPeriodShares" xml:lang="en-US" id="label_StockRepurchasedDuringPeriodShares_2">Stock Repurchased During Period, Shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockRepurchasedDuringPeriodShares" xlink:to="label_StockRepurchasedDuringPeriodShares_2" xlink:title="label: StockRepurchasedDuringPeriodShares to label_StockRepurchasedDuringPeriodShares" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:label="StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:title="StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities">Conversion of JCG preferred to common shares</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:to="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:title="label: StockIssuedDuringPeriodValueConversionOfConvertibleSecurities to label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_2">Stock Issued During Period, Value, Conversion of Convertible Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:to="label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_2" xlink:title="label: StockIssuedDuringPeriodValueConversionOfConvertibleSecurities to label_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:label="StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:title="StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities">Conversion of JCG preferred to common shares (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:to="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:title="label: StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities to label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_2">Stock Issued During Period, Shares, Conversion of Convertible Securities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:to="label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_2" xlink:title="label: StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities to label_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xlink:label="OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xlink:title="OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" />
    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xml:lang="en-US" id="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent">Foreign currency hedge effect</link:label>
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    <link:label xlink:type="resource" xlink:label="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xml:lang="en-US" id="label_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_2">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockholdersEquityPeriodIncreaseDecrease" xlink:label="StockholdersEquityPeriodIncreaseDecrease" xlink:title="StockholdersEquityPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_StockholdersEquityPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockholdersEquityPeriodIncreaseDecrease" xml:lang="en-US" id="label_StockholdersEquityPeriodIncreaseDecrease">Stockholders' Equity, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockholdersEquityPeriodIncreaseDecrease" xlink:to="label_StockholdersEquityPeriodIncreaseDecrease" xlink:title="label: StockholdersEquityPeriodIncreaseDecrease to label_StockholdersEquityPeriodIncreaseDecrease" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:label="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:title="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease">Stock Issued During Period, Shares, Period Increase (Decrease)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:to="label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" xlink:title="label: StockIssuedDuringPeriodSharesPeriodIncreaseDecrease to label_StockIssuedDuringPeriodSharesPeriodIncreaseDecrease" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_PaymentsOfCapitalDistribution" xlink:label="PaymentsOfCapitalDistribution" xlink:title="PaymentsOfCapitalDistribution" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsOfCapitalDistribution" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsOfCapitalDistribution" xml:lang="en-US" id="label_PaymentsOfCapitalDistribution">Payments of Capital Distribution</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfCapitalDistribution" xlink:to="label_PaymentsOfCapitalDistribution" xlink:title="label: PaymentsOfCapitalDistribution to label_PaymentsOfCapitalDistribution" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsOfCapitalDistribution_2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsOfCapitalDistribution" xml:lang="en-US" id="label_PaymentsOfCapitalDistribution_2">Cash distributions to former Primoris stockholders</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsOfCapitalDistribution" xlink:to="label_PaymentsOfCapitalDistribution_2" xlink:title="label: PaymentsOfCapitalDistribution to label_PaymentsOfCapitalDistribution" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xlink:label="BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xlink:title="BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" />
    <link:label xlink:type="resource" xlink:label="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xml:lang="en-US" id="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized">Contingent liabilities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xlink:to="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xlink:title="label: BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized to label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" />
    <link:label xlink:type="resource" xlink:label="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xml:lang="en-US" id="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized_2">Business Combination, Liabilities Arising from Contingencies, Amount Recognized</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" xlink:to="label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized_2" xlink:title="label: BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized to label_BusinessCombinationLiabilitiesArisingFromContingenciesAmountRecognized" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="CommonStockDividendsPerShareDeclared" xlink:title="CommonStockDividendsPerShareDeclared" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockDividendsPerShareDeclared" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockDividendsPerShareDeclared" xml:lang="en-US" id="label_CommonStockDividendsPerShareDeclared">Dividends per common share (in dollars per share)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockDividendsPerShareDeclared" xlink:to="label_CommonStockDividendsPerShareDeclared" xlink:title="label: CommonStockDividendsPerShareDeclared to label_CommonStockDividendsPerShareDeclared" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockDividendsPerShareDeclared_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockDividendsPerShareDeclared" xml:lang="en-US" id="label_CommonStockDividendsPerShareDeclared_2">Common Stock, Dividends, Per Share, Declared</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockDividendsPerShareDeclared" xlink:to="label_CommonStockDividendsPerShareDeclared_2" xlink:title="label: CommonStockDividendsPerShareDeclared to label_CommonStockDividendsPerShareDeclared" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" xlink:label="WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" xlink:title="WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" xml:lang="en-US" id="label_WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract">Warrants and Purchase Options For Purchase of Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" xlink:to="label_WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" xlink:title="label: WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract to label_WarrantsAndPurchaseOptionsForPurchaseOfStockAbstract" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xlink:label="WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xlink:title="WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xml:lang="en-US" id="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock">Warrants and Purchase Options for Purchase of Stock [Text Block]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xlink:to="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xlink:title="label: WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock to label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xml:lang="en-US" id="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock_2">Warrants and Purchase Options For Purchase of Stock</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xlink:to="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock_2" xlink:title="label: WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock to label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" />
    <link:label xlink:type="resource" xlink:label="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xml:lang="en-US" id="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock_3">The entire disclosure for warrants and unit purchase options available for the purchase of common stock.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" xlink:to="label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock_3" xlink:title="label: WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock to label_WarrantsAndPurchaseOptionsForPurchaseOfStockTextBlock" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:label="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:title="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract">Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:title="label: NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract to label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_2">Cash flows from operating activities:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_2" xlink:title="label: NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract to label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations">Net cash provided by operating activities</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:title="label: NetCashProvidedByUsedInOperatingActivitiesContinuingOperations to label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <link:label xlink:type="resource" xlink:label="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xml:lang="en-US" id="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_2">Net Cash Provided by (Used in) Operating Activities, Continuing Operations</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_2" xlink:title="label: NetCashProvidedByUsedInOperatingActivitiesContinuingOperations to label_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_PaymentsForAcquisitions" xlink:label="PaymentsForAcquisitions" xlink:title="PaymentsForAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsForAcquisitions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_PaymentsForAcquisitions" xml:lang="en-US" id="label_PaymentsForAcquisitions">Payments for Acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForAcquisitions" xlink:to="label_PaymentsForAcquisitions" xlink:title="label: PaymentsForAcquisitions to label_PaymentsForAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsForAcquisitions_2" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_PaymentsForAcquisitions" xml:lang="en-US" id="label_PaymentsForAcquisitions_2">Cash paid for acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForAcquisitions" xlink:to="label_PaymentsForAcquisitions_2" xlink:title="label: PaymentsForAcquisitions to label_PaymentsForAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsForAcquisitions_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_PaymentsForAcquisitions" xml:lang="en-US" id="label_PaymentsForAcquisitions_3">The cash outflow associated with the acquistions of businesses or productive assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForAcquisitions" xlink:to="label_PaymentsForAcquisitions_3" xlink:title="label: PaymentsForAcquisitions to label_PaymentsForAcquisitions" />
    <link:label xlink:type="resource" xlink:label="label_PaymentsForAcquisitions_4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:title="label_PaymentsForAcquisitions" xml:lang="en-US" id="label_PaymentsForAcquisitions_4">Cash paid for acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PaymentsForAcquisitions" xlink:to="label_PaymentsForAcquisitions_4" xlink:title="label: PaymentsForAcquisitions to label_PaymentsForAcquisitions" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_ComponentsOfCashPaidForAcquisitionsAbstract" xlink:label="ComponentsOfCashPaidForAcquisitionsAbstract" xlink:title="ComponentsOfCashPaidForAcquisitionsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ComponentsOfCashPaidForAcquisitionsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_ComponentsOfCashPaidForAcquisitionsAbstract" xml:lang="en-US" id="label_ComponentsOfCashPaidForAcquisitionsAbstract">Components of Cash Paid for Acquisitions [Abstract]</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComponentsOfCashPaidForAcquisitionsAbstract" xlink:to="label_ComponentsOfCashPaidForAcquisitionsAbstract" xlink:title="label: ComponentsOfCashPaidForAcquisitionsAbstract to label_ComponentsOfCashPaidForAcquisitionsAbstract" />
    <link:label xlink:type="resource" xlink:label="label_ComponentsOfCashPaidForAcquisitionsAbstract_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_ComponentsOfCashPaidForAcquisitionsAbstract" xml:lang="en-US" id="label_ComponentsOfCashPaidForAcquisitionsAbstract_2">Components of cash paid for acquisitions:</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ComponentsOfCashPaidForAcquisitionsAbstract" xlink:to="label_ComponentsOfCashPaidForAcquisitionsAbstract_2" xlink:title="label: ComponentsOfCashPaidForAcquisitionsAbstract to label_ComponentsOfCashPaidForAcquisitionsAbstract" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_EquityIssuedValueForAcquistions" xlink:label="EquityIssuedValueForAcquistions" xlink:title="EquityIssuedValueForAcquistions" />
    <link:label xlink:type="resource" xlink:label="label_EquityIssuedValueForAcquistions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_EquityIssuedValueForAcquistions" xml:lang="en-US" id="label_EquityIssuedValueForAcquistions">Equity Issued Value for Acquistions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityIssuedValueForAcquistions" xlink:to="label_EquityIssuedValueForAcquistions" xlink:title="label: EquityIssuedValueForAcquistions to label_EquityIssuedValueForAcquistions" />
    <link:label xlink:type="resource" xlink:label="label_EquityIssuedValueForAcquistions_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_EquityIssuedValueForAcquistions" xml:lang="en-US" id="label_EquityIssuedValueForAcquistions_2">Common stock issued for acquisitions</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityIssuedValueForAcquistions" xlink:to="label_EquityIssuedValueForAcquistions_2" xlink:title="label: EquityIssuedValueForAcquistions to label_EquityIssuedValueForAcquistions" />
    <link:label xlink:type="resource" xlink:label="label_EquityIssuedValueForAcquistions_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_EquityIssuedValueForAcquistions" xml:lang="en-US" id="label_EquityIssuedValueForAcquistions_3">The value of equity issued associated with the acquistion of businesses or productive assets.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EquityIssuedValueForAcquistions" xlink:to="label_EquityIssuedValueForAcquistions_3" xlink:title="label: EquityIssuedValueForAcquistions to label_EquityIssuedValueForAcquistions" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_SharesIssued" xlink:label="SharesIssued" xlink:title="SharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssued" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:title="label_SharesIssued" xml:lang="en-US" id="label_SharesIssued">Balance (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssued" xlink:to="label_SharesIssued" xlink:title="label: SharesIssued to label_SharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssued_2" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:title="label_SharesIssued" xml:lang="en-US" id="label_SharesIssued_2">Balance (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssued" xlink:to="label_SharesIssued_2" xlink:title="label: SharesIssued to label_SharesIssued" />
    <link:label xlink:type="resource" xlink:label="label_SharesIssued_3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_SharesIssued" xml:lang="en-US" id="label_SharesIssued_3">Shares, Issued</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SharesIssued" xlink:to="label_SharesIssued_3" xlink:title="label: SharesIssued to label_SharesIssued" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_StockIssuedDuringPeriodValueWarrantsExercised" xlink:label="StockIssuedDuringPeriodValueWarrantsExercised" xlink:title="StockIssuedDuringPeriodValueWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueWarrantsExercised" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueWarrantsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueWarrantsExercised">Stock Issued During Period Value Warrants Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueWarrantsExercised" xlink:to="label_StockIssuedDuringPeriodValueWarrantsExercised" xlink:title="label: StockIssuedDuringPeriodValueWarrantsExercised to label_StockIssuedDuringPeriodValueWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueWarrantsExercised_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueWarrantsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueWarrantsExercised_2">Warrant exercises</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueWarrantsExercised" xlink:to="label_StockIssuedDuringPeriodValueWarrantsExercised_2" xlink:title="label: StockIssuedDuringPeriodValueWarrantsExercised to label_StockIssuedDuringPeriodValueWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueWarrantsExercised_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodValueWarrantsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueWarrantsExercised_3">Value of stock issued during the period as a result of the exercise of warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueWarrantsExercised" xlink:to="label_StockIssuedDuringPeriodValueWarrantsExercised_3" xlink:title="label: StockIssuedDuringPeriodValueWarrantsExercised to label_StockIssuedDuringPeriodValueWarrantsExercised" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationGross" xlink:label="StockIssuedDuringPeriodValueShareBasedCompensationGross" xlink:title="StockIssuedDuringPeriodValueShareBasedCompensationGross" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueShareBasedCompensationGross" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensationGross" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueShareBasedCompensationGross">Stock Issued During Period, Value, Share-based Compensation, Gross</link:label>
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    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueShareBasedCompensationGross_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensationGross" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueShareBasedCompensationGross_2">Stock to foreign managers</link:label>
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    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalOther" xlink:label="AdjustmentsToAdditionalPaidInCapitalOther" xlink:title="AdjustmentsToAdditionalPaidInCapitalOther" />
    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalOther" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalOther" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalOther">Buyback of warrants</link:label>
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    <link:label xlink:type="resource" xlink:label="label_AdjustmentsToAdditionalPaidInCapitalOther_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_AdjustmentsToAdditionalPaidInCapitalOther" xml:lang="en-US" id="label_AdjustmentsToAdditionalPaidInCapitalOther_2">Adjustments to Additional Paid in Capital, Other</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AdjustmentsToAdditionalPaidInCapitalOther" xlink:to="label_AdjustmentsToAdditionalPaidInCapitalOther_2" xlink:title="label: AdjustmentsToAdditionalPaidInCapitalOther to label_AdjustmentsToAdditionalPaidInCapitalOther" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:label="StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:title="StockIssuedDuringPeriodValueShareBasedCompensationForfeited" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited">Cancelled shares for sale of foreign subsidiary</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:to="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:title="label: StockIssuedDuringPeriodValueShareBasedCompensationForfeited to label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited_2">Stock Issued During Period, Value, Share-based Compensation, Forfeited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueShareBasedCompensationForfeited" xlink:to="label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited_2" xlink:title="label: StockIssuedDuringPeriodValueShareBasedCompensationForfeited to label_StockIssuedDuringPeriodValueShareBasedCompensationForfeited" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_DistributionsToPremergerStockholders" xlink:label="DistributionsToPremergerStockholders" xlink:title="DistributionsToPremergerStockholders" />
    <link:label xlink:type="resource" xlink:label="label_DistributionsToPremergerStockholders" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_DistributionsToPremergerStockholders" xml:lang="en-US" id="label_DistributionsToPremergerStockholders">Distributions to Former Primoris stockholders</link:label>
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    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_StockIssuedSharesContingentAgreementOne" xlink:label="StockIssuedSharesContingentAgreementOne" xlink:title="StockIssuedSharesContingentAgreementOne" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedSharesContingentAgreementOne" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedSharesContingentAgreementOne" xml:lang="en-US" id="label_StockIssuedSharesContingentAgreementOne">Stock Issued Shares Contingent Agreement One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedSharesContingentAgreementOne" xlink:to="label_StockIssuedSharesContingentAgreementOne" xlink:title="label: StockIssuedSharesContingentAgreementOne to label_StockIssuedSharesContingentAgreementOne" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedSharesContingentAgreementOne_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedSharesContingentAgreementOne" xml:lang="en-US" id="label_StockIssuedSharesContingentAgreementOne_2">Issuance of common shares to Former Primoris owners (in shares)</link:label>
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    <link:label xlink:type="resource" xlink:label="label_StockIssuedSharesContingentAgreementOne_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedSharesContingentAgreementOne" xml:lang="en-US" id="label_StockIssuedSharesContingentAgreementOne_3">The number of shares of stocks issued pursuant to achieving acquisiton contingencies in agreement one.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedSharesContingentAgreementOne" xlink:to="label_StockIssuedSharesContingentAgreementOne_3" xlink:title="label: StockIssuedSharesContingentAgreementOne to label_StockIssuedSharesContingentAgreementOne" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_StockIssuedDuringPeriodSharesWarrantsExercised" xlink:label="StockIssuedDuringPeriodSharesWarrantsExercised" xlink:title="StockIssuedDuringPeriodSharesWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesWarrantsExercised" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesWarrantsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesWarrantsExercised">Warrant exercises (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesWarrantsExercised" xlink:to="label_StockIssuedDuringPeriodSharesWarrantsExercised" xlink:title="label: StockIssuedDuringPeriodSharesWarrantsExercised to label_StockIssuedDuringPeriodSharesWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesWarrantsExercised_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesWarrantsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesWarrantsExercised_2">Stock Issued During Period Shares Warrants Exercised</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesWarrantsExercised" xlink:to="label_StockIssuedDuringPeriodSharesWarrantsExercised_2" xlink:title="label: StockIssuedDuringPeriodSharesWarrantsExercised to label_StockIssuedDuringPeriodSharesWarrantsExercised" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesWarrantsExercised_3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodSharesWarrantsExercised" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesWarrantsExercised_3">Number of shares of stock issued during the period as a result of the exercise of warrants.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesWarrantsExercised" xlink:to="label_StockIssuedDuringPeriodSharesWarrantsExercised_3" xlink:title="label: StockIssuedDuringPeriodSharesWarrantsExercised to label_StockIssuedDuringPeriodSharesWarrantsExercised" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross" xlink:label="StockIssuedDuringPeriodSharesShareBasedCompensationGross" xlink:title="StockIssuedDuringPeriodSharesShareBasedCompensationGross" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross">Stock Issued During Period, Shares, Share-based Compensation, Gross</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesShareBasedCompensationGross" xlink:to="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross" xlink:title="label: StockIssuedDuringPeriodSharesShareBasedCompensationGross to label_StockIssuedDuringPeriodSharesShareBasedCompensationGross" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross_2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross_2">Stock to foreign managers (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesShareBasedCompensationGross" xlink:to="label_StockIssuedDuringPeriodSharesShareBasedCompensationGross_2" xlink:title="label: StockIssuedDuringPeriodSharesShareBasedCompensationGross to label_StockIssuedDuringPeriodSharesShareBasedCompensationGross" />
    <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2011/elts/us-gaap-2011-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:label="StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:title="StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited">Cancelled shares for sale of foreign subsidiary (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:title="label: StockIssuedDuringPeriodSharesShareBasedCompensationForfeited to label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_2">Stock Issued During Period, Shares, Share-based Compensation, Forfeited</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" xlink:to="label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited_2" xlink:title="label: StockIssuedDuringPeriodSharesShareBasedCompensationForfeited to label_StockIssuedDuringPeriodSharesShareBasedCompensationForfeited" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_CommonStockIssuedDuringPeriodValueAcquisitionOne" xlink:label="CommonStockIssuedDuringPeriodValueAcquisitionOne" xlink:title="CommonStockIssuedDuringPeriodValueAcquisitionOne" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockIssuedDuringPeriodValueAcquisitionOne" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_CommonStockIssuedDuringPeriodValueAcquisitionOne" xml:lang="en-US" id="label_CommonStockIssuedDuringPeriodValueAcquisitionOne">Value of common stock issued pursuant to acquistion one.</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockIssuedDuringPeriodValueAcquisitionOne" xlink:to="label_CommonStockIssuedDuringPeriodValueAcquisitionOne" xlink:title="label: CommonStockIssuedDuringPeriodValueAcquisitionOne to label_CommonStockIssuedDuringPeriodValueAcquisitionOne" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockIssuedDuringPeriodValueAcquisitionOne_2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockIssuedDuringPeriodValueAcquisitionOne" xml:lang="en-US" id="label_CommonStockIssuedDuringPeriodValueAcquisitionOne_2">Common Stock Issued During Period Value Acquisition One</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockIssuedDuringPeriodValueAcquisitionOne" xlink:to="label_CommonStockIssuedDuringPeriodValueAcquisitionOne_2" xlink:title="label: CommonStockIssuedDuringPeriodValueAcquisitionOne to label_CommonStockIssuedDuringPeriodValueAcquisitionOne" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockIssuedDuringPeriodValueAcquisitionOne_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockIssuedDuringPeriodValueAcquisitionOne" xml:lang="en-US" id="label_CommonStockIssuedDuringPeriodValueAcquisitionOne_3">Stock issued for the purchase of Cravens Services, Inc</link:label>
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    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_CommonStockIssuedDuringPeriodSharesAcquisitionOne" xlink:label="CommonStockIssuedDuringPeriodSharesAcquisitionOne" xlink:title="CommonStockIssuedDuringPeriodSharesAcquisitionOne" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne" xml:lang="en-US" id="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne">Common Stock Issued During Period Shares Acquisition One</link:label>
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockIssuedDuringPeriodSharesAcquisitionOne" xlink:to="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne_2" xlink:title="label: CommonStockIssuedDuringPeriodSharesAcquisitionOne to label_CommonStockIssuedDuringPeriodSharesAcquisitionOne" />
    <link:label xlink:type="resource" xlink:label="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne_3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:title="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne" xml:lang="en-US" id="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne_3">Stock issued for the purchase of Cravens Services, Inc (in shares)</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommonStockIssuedDuringPeriodSharesAcquisitionOne" xlink:to="label_CommonStockIssuedDuringPeriodSharesAcquisitionOne_3" xlink:title="label: CommonStockIssuedDuringPeriodSharesAcquisitionOne to label_CommonStockIssuedDuringPeriodSharesAcquisitionOne" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_StockIssuedDuringPeriodValueContingentAgreementTwo" xlink:label="StockIssuedDuringPeriodValueContingentAgreementTwo" xlink:title="StockIssuedDuringPeriodValueContingentAgreementTwo" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodValueContingentAgreementTwo" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodValueContingentAgreementTwo" xml:lang="en-US" id="label_StockIssuedDuringPeriodValueContingentAgreementTwo">Stock Issued During Period Value Contingent Agreement Two</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueContingentAgreementTwo" xlink:to="label_StockIssuedDuringPeriodValueContingentAgreementTwo" xlink:title="label: StockIssuedDuringPeriodValueContingentAgreementTwo to label_StockIssuedDuringPeriodValueContingentAgreementTwo" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueContingentAgreementTwo" xlink:to="label_StockIssuedDuringPeriodValueContingentAgreementTwo_2" xlink:title="label: StockIssuedDuringPeriodValueContingentAgreementTwo to label_StockIssuedDuringPeriodValueContingentAgreementTwo" />
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    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodValueContingentAgreementTwo" xlink:to="label_StockIssuedDuringPeriodValueContingentAgreementTwo_3" xlink:title="label: StockIssuedDuringPeriodValueContingentAgreementTwo to label_StockIssuedDuringPeriodValueContingentAgreementTwo" />
    <link:loc xlink:type="locator" xlink:href="prim-20111231.xsd#prim_StockIssuedDuringPeriodSharesContingentAgreementTwo" xlink:label="StockIssuedDuringPeriodSharesContingentAgreementTwo" xlink:title="StockIssuedDuringPeriodSharesContingentAgreementTwo" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesContingentAgreementTwo" xlink:role="http://www.xbrl.org/2003/role/label" xlink:title="label_StockIssuedDuringPeriodSharesContingentAgreementTwo" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesContingentAgreementTwo">Stock Issued During Period Shares Contingent Agreement Two</link:label>
    <link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StockIssuedDuringPeriodSharesContingentAgreementTwo" xlink:to="label_StockIssuedDuringPeriodSharesContingentAgreementTwo" xlink:title="label: StockIssuedDuringPeriodSharesContingentAgreementTwo to label_StockIssuedDuringPeriodSharesContingentAgreementTwo" />
    <link:label xlink:type="resource" xlink:label="label_StockIssuedDuringPeriodSharesContingentAgreementTwo_2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:title="label_StockIssuedDuringPeriodSharesContingentAgreementTwo" xml:lang="en-US" id="label_StockIssuedDuringPeriodSharesContingentAgreementTwo_2">Number of shares of stock issued pursuant to achieving acquistion contingencies in agreement two.</link:label>
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