<SEC-DOCUMENT>0001193125-25-078098-index.html : 20250410
<SEC-HEADER>0001193125-25-078098.hdr.sgml : 20250410
<ACCEPTANCE-DATETIME>20250410171901
ACCESSION NUMBER:		0001193125-25-078098
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		63
CONFORMED PERIOD OF REPORT:	20250522
FILED AS OF DATE:		20250410
DATE AS OF CHANGE:		20250410

FILER:

	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:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14989
		FILM NUMBER:		25829261

	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>DEF 14A
<SEQUENCE>1
<FILENAME>d890708ddef14a.htm
<DESCRIPTION>DEF 14A
<TEXT>
Document 1 - file: d890708ddef14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>wcc-20241231.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
Document 2 - file: wcc-20241231.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>3
<FILENAME>wcc-20241231_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
<TEXT>
Document 3 - file: wcc-20241231_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>4
<FILENAME>wcc-20241231_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
Document 4 - file: wcc-20241231_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>5
<FILENAME>wcc-20241231_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
Document 5 - file: wcc-20241231_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g890708g00j55.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g890708g00j55.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g890708g01a02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g890708g01a02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g890708g01a03.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g890708g01a03.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>g890708g01a04.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g890708g01a04.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>g890708g01a05.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g890708g01a05.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>g890708g01a08.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: g890708g01a08.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>g890708g01b02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: g890708g01b02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>g890708g01b03.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: g890708g01b03.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>g890708g01b04.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: g890708g01b04.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>g890708g01b05.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: g890708g01b05.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>g890708g01b08.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: g890708g01b08.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>g890708g01g01.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 17 - file: g890708g01g01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>g890708g02b00.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 18 - file: g890708g02b00.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>g890708g03k65.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: g890708g03k65.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>g890708g07q31.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: g890708g07q31.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>g890708g10b77.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: g890708g10b77.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>g890708g10w18.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: g890708g10w18.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>g890708g11p48.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 23 - file: g890708g11p48.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>g890708g13u17.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 24 - file: g890708g13u17.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>25
<FILENAME>g890708g14y17.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 25 - file: g890708g14y17.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>26
<FILENAME>g890708g17t60.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 26 - file: g890708g17t60.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>27
<FILENAME>g890708g18m39.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 27 - file: g890708g18m39.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>28
<FILENAME>g890708g18w58.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 28 - file: g890708g18w58.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>29
<FILENAME>g890708g25s62.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 29 - file: g890708g25s62.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>30
<FILENAME>g890708g30f97.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 30 - file: g890708g30f97.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>31
<FILENAME>g890708g31o29.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 31 - file: g890708g31o29.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>32
<FILENAME>g890708g34a09.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 32 - file: g890708g34a09.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>33
<FILENAME>g890708g43c73.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 33 - file: g890708g43c73.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>34
<FILENAME>g890708g51v33.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 34 - file: g890708g51v33.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>35
<FILENAME>g890708g55j43.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 35 - file: g890708g55j43.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>36
<FILENAME>g890708g57w98.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 36 - file: g890708g57w98.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>37
<FILENAME>g890708g58h90.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 37 - file: g890708g58h90.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>38
<FILENAME>g890708g64m49.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 38 - file: g890708g64m49.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>39
<FILENAME>g890708g71y30.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 39 - file: g890708g71y30.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>40
<FILENAME>g890708g76y80.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 40 - file: g890708g76y80.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>41
<FILENAME>g890708g79t65.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 41 - file: g890708g79t65.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>42
<FILENAME>g890708g80m45.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 42 - file: g890708g80m45.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>43
<FILENAME>g890708g80z19.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 43 - file: g890708g80z19.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>44
<FILENAME>g890708g83t65.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 44 - file: g890708g83t65.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>45
<FILENAME>g890708g83z50.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 45 - file: g890708g83z50.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>46
<FILENAME>g890708g89k55.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 46 - file: g890708g89k55.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>47
<FILENAME>g890708g91h97.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 47 - file: g890708g91h97.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>48
<FILENAME>g890708g91q10.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 48 - file: g890708g91q10.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>49
<FILENAME>g890708g94j87.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 49 - file: g890708g94j87.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>50
<FILENAME>g890708g97m81.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 50 - file: g890708g97m81.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>51
<FILENAME>g890708g98i70.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 51 - file: g890708g98i70.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>53
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 53 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>54
<FILENAME>R2.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 54 - file: R2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>55
<FILENAME>R3.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 55 - file: R3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>56
<FILENAME>R4.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 56 - file: R4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>57
<FILENAME>R5.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 57 - file: R5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>58
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 58 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>59
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 59 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>61
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 61 - file: FilingSummary.html

Document 61 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>63
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 63 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>64
<FILENAME>0001193125-25-078098-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 64 - file: 0001193125-25-078098-xbrl.zip

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>65
<FILENAME>d890708ddef14a_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 65 - file: d890708ddef14a_htm.html

Document 65 - RAW XML: d890708ddef14a_htm.xml

</DOCUMENT>
</SEC-DOCUMENT>