<SEC-DOCUMENT>0001104659-15-025630.txt : 20150402
<SEC-HEADER>0001104659-15-025630.hdr.sgml : 20150402
<ACCEPTANCE-DATETIME>20150402190127
ACCESSION NUMBER:		0001104659-15-025630
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150325
FILED AS OF DATE:		20150402
DATE AS OF CHANGE:		20150402

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COMFORT SYSTEMS USA INC
		CENTRAL INDEX KEY:			0001035983
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRICAL WORK [1731]
		IRS NUMBER:				760526487
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		675 BERING DRIVE
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77057
		BUSINESS PHONE:		7138309600

	MAIL ADDRESS:	
		STREET 1:		675 BERING DRIVE
		STREET 2:		SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77057

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lane Brian E.
		CENTRAL INDEX KEY:			0001448240

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13011
		FILM NUMBER:		15749731

	MAIL ADDRESS:	
		STREET 1:		COMFORT SYSTEMS USA, INC.
		STREET 2:		675 BERING DRIVE, SUITE 400
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77057
</SEC-HEADER>
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            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77057</rptOwnerZipCode>
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    <footnotes>
        <footnote id="F1">Each restricted stock unit granted on March 25, 2015 represents a right to receive one share of common stock and will vest in equal installments over a three-year vesting schedule.</footnote>
        <footnote id="F2">Reflects dollar-denominated performance restricted stock units granted on March 26, 2012 that vested on April 1, 2015. These units vested as a result of the Company's 2012-2014 relative Total Shareholder Return and 2012-2014 Company average EPS-the applicable performance metrics.</footnote>
        <footnote id="F3">Forfeited shares are related to dollar-denominated performance restricted stock units and restricted stock units that vested on April 1,2015 and were priced based on the average of the high and low stock price on April 1, 2015. Forfeitures were processed on April 2, 2015.</footnote>
        <footnote id="F4">Reflects forfeited shares related to the third and final vesting of restricted stock units granted on March 26, 2012.</footnote>
        <footnote id="F5">Price is based on the average of the high and low stock price on April 1, 2015.</footnote>
        <footnote id="F6">Reflects forfeited shares related to the second vesting of restricted stock units granted on March 20, 2013.</footnote>
        <footnote id="F7">Reflects forfeited shares related to the first vesting of restricted stock units granted on March 19, 2014.</footnote>
        <footnote id="F8">Reflects forfeited shares related to the vesting of dollar-denominated performance restricted stock units granted on March 26, 2012.</footnote>
        <footnote id="F9">Stock options vest in equal installments over a three-year vesting schedule.</footnote>
        <footnote id="F10">Stock options will expire at the earlier of ten years from the date of grant or three months following termination of employment.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Trent T. McKenna, by power of attorney</signatureName>
        <signatureDate>2015-04-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
