Attached files

file filename
EX-31.4 - EXHIBIT 31.4 - WESCO INTERNATIONAL INCnt10009694x1_ex31-4.htm
10-K/A - 10-K/A - WESCO INTERNATIONAL INCnt10009694x1_10ka.htm

Exhibit 31.3

CERTIFICATION OF CHIEF EXECUTIVE OFFICER
PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

I, John J. Engel, certify that:

1. I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K/A, for the fiscal year ended December 31, 2019, of WESCO International, Inc.; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.

Date:
March 9, 2020
By:
/s/ John J. Engel
 
     
John J. Engel
 
     
Chairman, President and Chief Executive Officer