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 March 2007

001-14832

(Commission File Number)

CELESTICA INC.

(Translation of registrant’s name into English)

12 Concorde Place, 5th Floor

Toronto, Ontario

Canada M3C 3R8

(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 20F or Form 40F:

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.

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

Celestica Inc.

Form 6-K

Month of March 2007

The following information filed with this Form 6-K is not incorporated by reference in Celestica’s registration statements, the prospectuses included therein, and any registration statement subsequently filed by Celestica with the Securities and Exchange Commission:

·                  Press Release, dated March 20, 2007, the text of which is attached hereto as Exhibit 99.1.

Exhibits

99.1  —    Press Release, dated March 20, 2007

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.

EXHIBIT INDEX

99.1  —   Press Release, dated March 20, 2007

Exhibit 99.1

FOR IMMEDIATE RELEASE

Tuesday, March 20th, 2007

CELESTICA FILES FORM 20-F

TORONTO, Ontario — Celestica Inc. (NYSE, TSX: CLS), a world leader in electronics manufacturing services (EMS), today announced that its annual report on form 20-F for the year ended December 31, 2006 has been filed with the United States Securities and Exchange Commission.

The annual report on form 20-F can be accessed on the company’s website at www.celestica.com. The form 20-F can also be viewed at http://www.sedar.com and the Edgar Filing on http://www.sec.gov.com.

The company’s shareholders are entitled to receive copies of the Form 20-F free of charge. Shareholders can request the document on the Investor Relations page of Celestica’s website at www.celestica.com. Shareholders who have already requested copies of Form-20F will receive these documents in the mail.

About Celestica

Celestica is dedicated to providing innovative electronics manufacturing services that accelerate our customers’ success. Through our efficient global manufacturing and supply chain network in Asia, Europe and the Americas, we deliver competitive advantage to companies in the computing, communications, consumer, industrial, and aerospace and defense sectors. Our 42,000 employees share a proud history of proven expertise and creativity that provides our customers with the flexibility to overcome any challenge.

For further information on Celestica, visit its website at http://www.celestica.com.

The company’s security filings can also be accessed at http://www.sedar.com and http://www.sec.gov.

Celestica Safe Harbour and Fair Disclosure Statement

This news release contains forward-looking statements related to our future growth, trends in our industry and our financial and operational results and performance that are based on current expectations, forecasts and assumptions involving risks and uncertainties that could cause actual outcomes and results to differ materially. Such statements are predictive in nature, depend upon or refer to future events or conditions, or include words such as “expects”, “believes”, “intends”, or future or conditional verbs such as “may”, “will”, “should” and “would”. These risks and uncertainties include, but are not limited to: variability of operating results among periods; inability to retain or grow our business due to execution problems resulting from significant headcount reductions, plant closures and product transfer associated with major restructuring activities; the effects of price competition and other business and competitive factors generally affecting the EMS industry; the challenges of effectively managing our operations during uncertain economic conditions; our dependence on a limited number of customers; our dependence on industries affected by rapid technological change; the challenge of responding to lower-than-expected customer demand; our ability to successfully manage our international operations; and delays in the delivery and/or general availability of various components used in the manufacturing process. These and other risks and uncertainties and factors are discussed in the Company’s various public filings at www.sedar.com and www.sec.gov, including our Form 20-F and subsequent reports on Form 6-K filed with the Securities and Exchange Commission.

We disclaim any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.

In the Company’s best judgement, the events noted in this press release on a stand-alone basis are not expected to be material to Celestica’s overall financial results.

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