<SUBMISSION>
<ACCESSION-NUMBER>0001209191-07-028735
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20070507
<FILING-DATE>20070508
<DATE-OF-FILING-DATE-CHANGE>20070508
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>CBIZ, Inc.
<CIK>0000944148
<ASSIGNED-SIC>7389
<IRS-NUMBER>222769024
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>6050 OAK TREE BOULEVARD, SOUTH
<STREET2>SUITE 500
<CITY>CLEVELAND
<STATE>OH
<ZIP>44131
<PHONE>2164479000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>6050 OAK TREE BOULEVARD, SOUTH
<STREET2>SUITE 500
<CITY>CLEVELAND
<STATE>OH
<ZIP>44131
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>CENTURY BUSINESS SERVICES INC
<DATE-CHANGED>19980218
</FORMER-COMPANY>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>INTERNATIONAL ALLIANCE SERVICES INC
<DATE-CHANGED>19961031
</FORMER-COMPANY>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>O BYRNE ROBERT
<CIK>0001251102
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-32961
<FILM-NUMBER>07828813
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>200 PARK AVE 10TH FL
<CITY>NEW YORK
<STATE>NY
<ZIP>10166
<PHONE>212-922-6161
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>2600 GRAND BLVD STE 650
<CITY>KANAS CITY
<STATE>MO
<ZIP>64108-4600
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>bcl26119_bcl1rao.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-05-07</periodOfReport>

    <issuer>
        <issuerCik>0000944148</issuerCik>
        <issuerName>CBIZ, Inc.</issuerName>
        <issuerTradingSymbol>CBIZ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001251102</rptOwnerCik>
            <rptOwnerName>O BYRNE ROBERT</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6050 OAK TREE BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 500</rptOwnerStreet2>
            <rptOwnerCity>CLEVELAND</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44131</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Restricted Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2007-05-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>14000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>436066.75</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Options</value>
                <footnoteId id="F3"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>7.57</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2007-05-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>48000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2008-05-07</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-05-07</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>48000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>208000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Consists of restricted shares issued under the CBIZ, Inc. Amended and Restated 2002 Stock Incentive Plan.  Restrictions lapse with respect to 25% of the granted restricted shares on each of the first, second, third and fourth anniversaries of the grant date, provided grantee is still providing services to CBIZ on such vesting dates, and grantee has complied with the applicable CBIZ client non-interference policy.</footnote>
        <footnote id="F2">No consideration was provided for this grant.</footnote>
        <footnote id="F3">Consists of Option granted 05/07/2007, vesting in 25% increments each year beginning 05/07/2008, and expiring on 05/07/2013.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Michael W. Gleespen, Attorney-In-Fact for Robert A. O'Byrne</signatureName>
        <signatureDate>2007-05-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
