FORM 6-K
                     SECURITIES AND EXCHANGE COMMISSION
                          Washington, D.C. 20549

                       REPORT OF FOREIGN PRIVATE ISSUER
                     PURSUANT TO RULE 13a-16 OR 15d-16 OF
                      THE SECURITIES EXCHANGE ACT OF 1934
                         For the month of April 2003

                                 001-14832
                           (COMMISSION FILE NUMBER)

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                               CELESTICA INC.
               (TRANSLATION OF REGISTRANT'S NAME INTO ENGLISH)

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                           1150 EGLINTON AVENUE EAST
                               TORONTO, ONTARIO
                               CANADA, M3C 1H7
                               (416) 448-5800
                   (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES)

Indicate by check mark whether the registrant files or will file annual
reports under cover of Form 20-F or Form 40-F.

                  Form 20-F  X                Form 40-F _____

Indicate by check mark whether the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(1):_____

Indicate by check mark whether the registrant is submitting the Form 6-K in
paper as permitted by Regulation S-T Rule 101(b)(7):_____

Indicate by check mark whether by furnishing the information contained in
this Form, is the registrant also thereby furnishing the information to the
Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of
1934.

                      Yes _____                       No  X

If "Yes" is marked, indicate below the file number assigned to the
registrant in connection with Rule 12g3-2(b): 82-__________

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                                CELESTICA INC.
                                   FORM 6-K
                              MONTH OF APRIL 2003

Filed with this Form 6-K is the following:


- -   Confirmation by Computershare Trust Company of Canada of the mailing of
    Celestica Inc.'s first quarter results to all of Celestica Inc.'s
    shareholders of record dated April 23, 2003.



EXHIBITS

99.1 - Confirmation of Mailing



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.





                                           CELESTICA INC.



Date: April 24, 2003                       By: /s/ Elizabeth L. DelBianco
                                               --------------------------------
                                               Elizabeth L. DelBianco
                                               Vice President & General Counsel



                                     EXHIBIT INDEX

                    99.1 - Confirmation of Mailing



                                                                      
                                                                                       Computershare
                                                                                   Investor Services
                                                               Computershare Trust Company of Canada
                                                                               100 University Avenue
April 23, 2003                                                                      Toronto, Ontario
                                                                                             M5J 2Y1

To:       Alberta Securities Commission                    Telephone 416-981-9500             CANADA
          British Columbia Securities Commission           Facsimile 416-981-9800          Australia
          Manitoba Securities Commission                    www.computershare.com    Channel Islands
          Office of the Administrator, New Brunswick                                       Hong Kong
          Securities Commission of Newfoundland                                              Ireland
          Nova Scotia securities Commission                                              New Zealand
          Ontario Securities Commission                                                  Philippines
          Registrar of Securities, Prince Edward Island                                 South Africa
          Commission des valeurs mobilieres du Quebec                                 United Kingdom
          Saskatchewan Securities Commission                                                     USA
          Securities Registry, Government of the Northwest Territories
          Registrar of Securities, Government of the Yukon Territories
          Nunavut Legal Registry
          The Toronto Stock Exchange
          The New York Stock Exchange
          U.S. Securities & Exchange Commission
Dear Sirs: SUBJECT: CELESTICA INC. We confirm that the following English material was sent by pre-paid mail on April 23, 2003, to the registered shareholders of Subordinate Voting Shares of the subject Corporation: 1. First Quarter Financial Results ended March 31, 2003 We also confirm that a copy of the above was mailed to all non-registered shareholders of the subject Corporation whose names appear on the Corporation's Supplemental Mailing List in compliance with current securities legislation requirements. In compliance with regulations made under the Securities Act, we are providing this material to you in our capacity as agent for the subject Corporation. Yours truly, (Signed) Brian Robinson Assistant Account Manager Stock Transfer Services Tel(416) 263-9421 (416) 981-9800 Fax c.c. Celestica Inc.


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