Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
CYPRESS GROUP LLC
  2. Issuer Name and Ticker or Trading Symbol
WESCO INTERNATIONAL INC [WCC]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
65 E. 55TH ST, 28TH FL
3. Date of Earliest Transaction (Month/Day/Year)
12/22/2004
(Street)

NEW YORK, NY 10022
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 12/22/2004   S   5,181,623 D $ 25.07 13,399,343 I See (1) (3) (4)
Common Stock 12/22/2004   S   268,377 D $ 25.07 693,993 I See (2) (3) (4)

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
CYPRESS GROUP LLC
65 E. 55TH ST
28TH FL
NEW YORK, NY 10022
    X    

Signatures

 /s/ James L. Singleton, Member of The Cypress Group L.L.C.   12/22/2004
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Cypress Merchant Banking Partners ("CMBP") directly owns 13,399,343 shares of Common Stock. Cypress Associates L.P. ("Associates") is the general partner of CMBP. The general partner of Associates is The Cypress Group L.L.C., whose members are Jeffrey Hughes, James Singleton, David Spalding and James Stern. Therefore, each of Associates and The Cypress Group L.L.C. may be deemed to beneficially own the shares of Common Stock owned by CMBP.
(2) Cypress Offshore Partners L.P. ("COP") directly owns 693,993 shares of Common Stock. Associates is the general partner of COP. The general partner of Associates is The Cypress Group L.L.C., whose members are Jeffrey Hughes, James Singleton, David Spalding and James Stern. Therefore, each of Associates and The Cypress Group L.L.C. may be deemed to beneficially own the shares of Common Stock owned by COP.
(3) Information with respect to each of the Reporting Persons is given solely by such Reporting Persons, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person. Any disclosures made hereunder with respect to persons other than the Reporting Persons are made on information and belief after making appropriate inquiry.
(4) Pursuant to Rule 16a-1(4) promulgated under the Securities Exchange Act of 1934, as amended, each of the Reporting Persons herein states that the foregoing shall not be deemed an admission that he or it is the beneficial owner of any of the securities covered by this Statement.
 
Remarks:
Exhibit List 
Exhibit 99 - Joint Filer Information

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