UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

Amendment No. 1

þ		QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

o		TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Commission file number 001-14989

WESCO International, Inc.

(Exact name of registrant as specified in its charter)

Delaware		25-1723342
(State or other jurisdiction of		(IRS Employer Identification No.)
incorporation or organization)
225 West Station Square Drive
Suite 700
Pittsburgh, Pennsylvania 15219		(412) 454-2200
(Address of principal executive offices)		(Registrant’s telephone number, including area code)

(Former name or former address, if changed since last report)

     Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports) and (2) has been subject to such filing requirements for at least the past 90 days.       Yes þ       No o

     Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (232.405 of this chapter) during the preceding 12 months (or such shorter period that the registrant was required to submit and post such files).       Yes o       No o

     Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one):

Large accelerated filer þ		Accelerated filer o		Non-accelerated filer o		Smaller reporting company o
				(Do not check if a smaller reporting company)

     Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).       Yes o       No þ

     As of July 30, 2009, WESCO International, Inc. had 42,245,061 shares of common stock outstanding.

 

 

Explanatory Note

This Amendment on Form 10-Q/A constitutes Amendment No. 1 to our Quarterly Report on Form 10-Q for the period ended June 30, 2009, which was previously filed with the Securities and Exchange Commission (SEC) on August 3, 2009 (the Quarterly Report). Item 6 of Part II of Form 10-Q is being amended to file Exhibit 10.1 and Exhibit 10.2, which were inadvertently omitted when the document was originally filed.

Part II — Other Information

Item 6. Exhibits

     (a) Exhibits

	10.1		Employment Agreement, dated as of March 7, 2009, between WESCO International, Inc. and Leslie J. Parrette, Jr.
	10.2		Term sheet, dated May 21, 2009, memorializing terms of employment of Richard P. Heyse by WESCO International, Inc.
	31.1		Certification of Chief Executive Officer pursuant to Rules 13a-14(a) promulgated under the Exchange Act.
	31.2		Certification of Chief Financial Officer pursuant to Rules 13a-14(a) promulgated under the Exchange Act.
	32.1		Certification of Chief Executive Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
	32.2		Certification of Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

Signatures

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.