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    PUBLIC DOCUMENT COUNT:		13
    CONFORMED PERIOD OF REPORT:	20180522
    FILED AS OF DATE:		20180413
    DATE AS OF CHANGE:		20180413
    EFFECTIVENESS DATE:		20180413

    FILER:

    	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

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    		SEC ACT:		1934 Act
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    		FILM NUMBER:		18754396

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

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    		STREET 2:		SUITE 400
    		CITY:			HOUSTON
    		STATE:			TX
    		ZIP:			77057
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