<SEC-DOCUMENT>0001209191-17-028706.txt : 20170428
<SEC-HEADER>0001209191-17-028706.hdr.sgml : 20170428
<ACCEPTANCE-DATETIME>20170428162200
ACCESSION NUMBER:		0001209191-17-028706
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20170426
FILED AS OF DATE:		20170428
DATE AS OF CHANGE:		20170428

ISSUER:		

	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

	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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Apple Robert E
		CENTRAL INDEX KEY:			0001382697

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08106
		FILM NUMBER:		17795882

	MAIL ADDRESS:	
		STREET 1:		800 S DOUGLAS ROAD
		STREET 2:		12TH FLOOR
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134
</SEC-HEADER>
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<TYPE>4
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    <footnotes>
        <footnote id="F1">Mr. Apple, 67 years old, is systematically reducing his portfolio concentration in MasTec shares through a 10b5-1 plan, which has more than one pricing tranche.  These 25,000 shares sold under the plan, represent only 10% of the shares owned by Mr. Apple.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>\s\ Albert de Cardenas For: Robert Apple</signatureName>
        <signatureDate>2017-04-28</signatureDate>
    </ownerSignature>
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</SEC-DOCUMENT>
