<SEC-DOCUMENT>0001969223-25-000681.txt : 20250828
<SEC-HEADER>0001969223-25-000681.hdr.sgml : 20250828
<ACCEPTANCE-DATETIME>20250828161621
ACCESSION NUMBER:		0001969223-25-000681
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250828
DATE AS OF CHANGE:		20250828

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WESCO INTERNATIONAL INC
		CENTRAL INDEX KEY:			0000929008
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-ELECTRICAL APPARATUS & EQUIPMENT, WIRING SUPPLIES [5063]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				251723342
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-14989
		FILM NUMBER:		251273697

	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

REPORTING-OWNER:	

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

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		WESCO INTERNATIONAL, INC.
		STREET 2:		225 WEST STATION SQUARE DRIVE
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15219
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001428491</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000929008</issuerCik>
      <issuerName>WESCO International, Inc.</issuerName>
      <secFileNumber>001-14989</secFileNumber>
      <issuerAddress>
        <com:street1>225 West Station Square Drive</com:street1>
        <com:street2>Suite 700</com:street2>
        <com:city>Pittsburgh</com:city>
        <com:stateOrCountry>PA</com:stateOrCountry>
        <com:zipCode>15219</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>4124542200</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Diane Lazzaris</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>UBS Financial Services Inc</name>
        <address>
          <com:street1>1000 Harbor Blvd</com:street1>
          <com:street2>3rd Floor</com:street2>
          <com:city>Weehawken</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07086</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>4260</noOfUnitsSold>
      <aggregateMarketValue>966040</aggregateMarketValue>
      <noOfUnitsOutstanding>48662715</noOfUnitsOutstanding>
      <approxSaleDate>08/28/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>08/27/2025</acquiredDate>
      <natureOfAcquisitionTransaction>SAR exercise</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>4260</amountOfSecuritiesAcquired>
      <paymentDate>08/28/2025</paymentDate>
      <natureOfPayment>NA</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Diane Lazzaris</name>
        <address>
          <com:street1>225 West Station Square Drive</com:street1>
          <com:street2>Suite 700</com:street2>
          <com:city>Pittsburgh</com:city>
          <com:stateOrCountry>PA</com:stateOrCountry>
          <com:zipCode>15219</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>08/26/2025</saleDate>
      <amountOfSecuritiesSold>3160</amountOfSecuritiesSold>
      <grossProceeds>714995</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>08/28/2025</noticeDate>
      <signature>/s/JOSEPH  CASSIDY, for UBS Financial Services Inc, as attorney-in-fact for Diane Lazzaris</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
