<SEC-DOCUMENT>0001193125-22-259657-index.html : 20221007
<SEC-HEADER>0001193125-22-259657.hdr.sgml : 20221007
<ACCEPTANCE-DATETIME>20221007164132
ACCESSION NUMBER:		0001193125-22-259657
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20221007
DATE AS OF CHANGE:		20221007
EFFECTIVENESS DATE:		20221007

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MASTEC INC
		CENTRAL INDEX KEY:			0000015615
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER, SEWER, PIPELINE, COMM AND POWER LINE CONSTRUCTION [1623]
		IRS NUMBER:				650829355
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-267786
		FILM NUMBER:		221301193

	BUSINESS ADDRESS:	
		STREET 1:		800 S. DOUGLAS ROAD
		STREET 2:		12TH FLOOR
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134
		BUSINESS PHONE:		3055991800

	MAIL ADDRESS:	
		STREET 1:		800 S. DOUGLAS ROAD
		STREET 2:		12TH FLOOR
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BURNUP & SIMS INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>d323815ds3asr.htm
<DESCRIPTION>FORM S-3ASR
<TEXT>
Document 1 - file: d323815ds3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d323815dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d323815dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d323815dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d323815dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-FILING FEES
<SEQUENCE>4
<FILENAME>d323815dexfilingfees.htm
<DESCRIPTION>EX-FILING FEES
<TEXT>
Document 4 - file: d323815dexfilingfees.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g323815dsp33.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g323815dsp33.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g323815g52u16.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g323815g52u16.jpg

</DOCUMENT>
</SEC-DOCUMENT>