<SEC-DOCUMENT>0001209191-21-033252.txt : 20210517
<SEC-HEADER>0001209191-21-033252.hdr.sgml : 20210517
<ACCEPTANCE-DATETIME>20210517175734
ACCESSION NUMBER:		0001209191-21-033252
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210513
FILED AS OF DATE:		20210517
DATE AS OF CHANGE:		20210517

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lazzaris Diane
		CENTRAL INDEX KEY:			0001428491

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14989
		FILM NUMBER:		21932900

	MAIL ADDRESS:	
		STREET 1:		WESCO INTERNATIONAL, INC.
		STREET 2:		225 WEST STATION SQUARE DRIVE
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15219

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WESCO INTERNATIONAL INC
		CENTRAL INDEX KEY:			0000929008
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-ELECTRICAL APPARATUS & EQUIPMENT, WIRING SUPPLIES [5063]
		IRS NUMBER:				251723342
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		225 WEST STATION SQUARE DRIVE
		STREET 2:		STE 700
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15219
		BUSINESS PHONE:		4124542200

	MAIL ADDRESS:	
		STREET 1:		225 WEST STATION SQUARE DRIVE
		STREET 2:		STE 700
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15219

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CDW HOLDING CORP
		DATE OF NAME CHANGE:	19971217
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
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<DESCRIPTION>FORM 4 SUBMISSION
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                <transactionPricePerShare>
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    <footnotes>
        <footnote id="F1">Represents weighted average price paid for the shares sold at prices ranging from $107.69 to $108.64. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.</footnote>
        <footnote id="F2">Represents weighted average price paid for the shares sold at prices ranging from $108.70 to $108.80. Upon request by the SEC, the Issuer or a stockholder of the Issuer, complete information regarding the number of shares sold at each price within the range will be provided.</footnote>
        <footnote id="F3">The Stock Appreciation Rights became exercisable in three (3) equal, annual installments beginning on the first anniversary of the February 16, 2012 grant date.</footnote>
        <footnote id="F4">The Stock Appreciation Rights became exercisable in three (3) equal, annual installments beginning on the first anniversary of the February 16, 2016 grant date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Diane E. Lazzaris</signatureName>
        <signatureDate>2021-05-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</SEC-DOCUMENT>
