Celestica Inc. is a contract design and manufacturing company that builds and supports complex electronic systems for data center, communications, industrial, aerospace, healthtech, and capital equipment customers. The company operates through two reportable segments: Connectivity and Cloud Solutions (CCS) and Advanced Technology Solutions (ATS), with CCS increasingly tied to AI, cloud, hyperscaler, and enterprise infrastructure demand. Its business spans the full product lifecycle, from hardware design and engineering through manufacturing, testing, logistics, and after-market services. Celestica was originally an IBM manufacturing unit and is now headquartered in Toronto, with a global operating footprint across North America, Asia, and Europe.