Business Description

Background We were incorporated in Ontario, Canada on September 27, 1996. We are a corporation domiciled in the Province of Ontario, Canada and operate under the Business Corporations Act (Ontario) (OBCA). Our principal executive offices and global headquarters are located at 5140 Yonge Street, Suite 1900, Toronto, Ontario, Canada M2N 6L7. Our telephone number is (416) 448-5800, and our internet address is www.celestica.com. We operate a network of sites and design centers strategically located in North America, Asia, and Europe. Information on our website is not incorporated by reference into this Annual Report. 4 Prior to our incorporation, we were an IBM manufacturing unit that provided manufacturing services to IBM for more than 75 years. In 1993, we began providing electronics manufacturing services to non-IBM customers. In October 1996, we were purchased from IBM by an investor group led by Onex Corporation (Onex), and in 1998, we completed our initial public offering. In 2023, Onex (our then-controlling shareholder), completed two underwritten secondary public offerings in June and August of an aggregate of approximately 18.8 million of our Subordinate Voting Shares (now designated Common Shares) upon conversion of all of our then outstanding multiple voting shares (MVS). Subsequent to the August 2023 secondary offering, we have no MVS outstanding and Onex is no longer our controlling shareholder. See "Overview — Celestica's Business " and "Recent Developments" in Item 7, MD&A for a discussion of recent trends impacting our businesses. Business Overview General Celestica is a technology leader with deep expertise in design, engineering, manufacturing, supply chain, and platform solutions. Celestica enables critical data center infrastructure for AI, cloud and hybrid cloud, and advances technologies in high-growth markets. We serve across two operating and