<SEC-DOCUMENT>0001050915-17-000008-index.html : 20170525
<SEC-HEADER>0001050915-17-000008.hdr.sgml : 20170525
<ACCEPTANCE-DATETIME>20170525112444
ACCESSION NUMBER:		0001050915-17-000008
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170515
FILED AS OF DATE:		20170525
DATE AS OF CHANGE:		20170525

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			QUANTA SERVICES INC
		CENTRAL INDEX KEY:			0001050915
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRICAL WORK [1731]
		IRS NUMBER:				742851603
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2800 POST OAK BLVD
		STREET 2:		SUITE 2600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056-6175
		BUSINESS PHONE:		713-629-7600

	MAIL ADDRESS:	
		STREET 1:		2800 POST OAK BLVD SUITE 2600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056-6175

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WAYNE DONALD
		CENTRAL INDEX KEY:			0001101864

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13831
		FILM NUMBER:		17868856

	MAIL ADDRESS:	
		STREET 1:		1300 POST OAK BLVD.
		STREET 2:		SUITE 1220
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77056
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>wf-form3a_149572587015585.xml
<DESCRIPTION>FORM 3/A
<TEXT>
Document 1 - file: wf-form3a_149572587015585.html

Document 1 - RAW XML: wf-form3a_149572587015585.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex-24.htm
<DESCRIPTION>WAYNE POA
<TEXT>
Document 2 - file: ex-24.htm

</DOCUMENT>
</SEC-DOCUMENT>