<SEC-DOCUMENT>0001104659-15-086903.txt : 20160318
<SEC-HEADER>0001104659-15-086903.hdr.sgml : 20160318
<ACCEPTANCE-DATETIME>20151228160211
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0001104659-15-086903
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20151228

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

	FILING VALUES:
		FORM TYPE:		CORRESP

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">December&nbsp;28, 2015</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
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<p align="right" style="margin:0in 0in .0001pt;text-align:right;"><i><u><font size="2" face="Times New Roman" style="font-size:10.0pt;font-style:italic;">Via Edgar</font></u></i></p>    </td>   </tr>  </table>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;punctuation-wrap:simple;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Mr.&nbsp;John Cash</font></p>
<p style="margin:0in 0in .0001pt;punctuation-wrap:simple;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Accounting Branch Chief</font></p>
<p style="margin:0in 0in .0001pt;punctuation-wrap:simple;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Division of Corporate Finance</font></p>
<p style="margin:0in 0in .0001pt;punctuation-wrap:simple;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">United States Securities and Exchange Commission</font></p>
<p style="margin:0in 0in .0001pt;punctuation-wrap:simple;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">100 F Street, N.E.</font></p>
<p style="margin:0in 0in .0001pt;punctuation-wrap:simple;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Washington, DC 20549</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
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<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">RE:</font></b></p>    </td>
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<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Comfort   Systems USA,&nbsp;Inc.</font></b></p>    </td>   </tr>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Form&nbsp;10-K   for the Year Ended December&nbsp;31, 2014</font></b></p>    </td>   </tr>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Filed   February&nbsp;26, 2015</font></b></p>    </td>   </tr>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">File   No.&nbsp;1-13011</font></b></p>    </td>   </tr>  </table>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Dear Mr.&nbsp;Cash:</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Reference is made to comments from the staff of the Division of Corporate Finance of the Securities and Exchange Commission (the &#147;Staff&#148;), dated December&nbsp;16, 2015, and relating to the filings of Comfort Systems USA,&nbsp;Inc. (the &#147;Company&#148;) referenced in the subject line above. The Company hereby requests additional time to respond to such comments. The Company hereby informs the Staff that the Company intends to respond to the Staff&#146;s comments by January&nbsp;15, 2016.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">If you have any questions about the foregoing, please contact the undersigned at 713-830-9687 or William George at 713-830-9650.</font></p>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Very truly yours,</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>    </td>   </tr>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Julie S. Shaeff</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>   </tr>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Julie S. Shaeff</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Senior Vice President and Chief   Accounting Officer</font></p>    </td>
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<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>   </tr>  </table>
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