Acquisitions	3 Months Ended
Mar. 31, 2015
Acquisitions
Acquisitions	4. Acquisitions Acquisition of DynaTen On May 1, 2014, we closed a transaction to acquire DynaTen Corporation ("DynaTen") which reports as a separate operation location in Northern Texas. DynaTen is a regional mechanical contractor based in Fort Worth, Texas which engages in broad range of mechanical contracting projects, HVAC services and controls, in the Dallas/FortWorth metroplex and in surrounding areas. The total purchase price, which was finalized in the first quarter of 2015, was $40.5 million, of which $19.8 million was allocated to goodwill. Other Acquisitions We completed two acquisition in the first quarter of 2015 and one acquisition in the first quarter of 2014. These acquisitions were not material and were "tucked-in" with existing operations. The total purchase price for the "tucked-in" acquisitions, including earn-outs, was $6.7 million and $1.5 million in the first quarter of 2015 and 2014, respectively. Our consolidated balance sheet includes preliminary allocations of the purchase price to the assets acquired and liabilities assumed based on estimates of fair value, pending completion of final valuation and purchase price adjustments. The results of operations of acquisitions are included in our consolidated financial statements from their respective acquisition dates. Additional contingent purchase price ("earn-out") has been or will be paid if certain acquisitions achieve predetermined profitability targets.

Acquisitions

3 Months Ended

Mar. 31, 2015

4. Acquisitions

Acquisition of DynaTen

On May 1, 2014, we closed a transaction to acquire DynaTen Corporation ("DynaTen") which reports as a separate operation location in Northern Texas. DynaTen is a regional mechanical contractor based in Fort Worth, Texas which engages in broad range of mechanical contracting projects, HVAC services and controls, in the Dallas/FortWorth metroplex and in surrounding areas. The total purchase price, which was finalized in the first quarter of 2015, was $40.5 million, of which $19.8 million was allocated to goodwill.

Other Acquisitions

We completed two acquisition in the first quarter of 2015 and one acquisition in the first quarter of 2014. These acquisitions were not material and were "tucked-in" with existing operations. The total purchase price for the "tucked-in" acquisitions, including earn-outs, was $6.7 million and $1.5 million in the first quarter of 2015 and 2014, respectively. Our consolidated balance sheet includes preliminary allocations of the purchase price to the assets acquired and liabilities assumed based on estimates of fair value, pending completion of final valuation and purchase price adjustments. The results of operations of acquisitions are included in our consolidated financial statements from their respective acquisition dates. Additional contingent purchase price ("earn-out") has been or will be paid if certain acquisitions achieve predetermined profitability targets.