Celestica Inc. is an electronics company that designs, manufactures, hardware platforms and supply chain solutions. It offers a range of product manufacturing and related supply chain services to customers, including design and development, new product introduction, engineering services, component sourcing, electronics manufacturing and assembly, testing, complex mechanical assembly, systems integration, precision machining, order fulfillment, logistics, asset management, product licensing, and after-market repair and return services. Its segments include Advanced Technology Solutions (ATS) and Connectivity & Cloud Solutions (CCS). The ATS segment consists of its ATS end market and is comprised of its Aerospace and Defense, Industrial, Energy and Capital Equipment businesses. Its Capital Equipment business is comprised of semiconductor, display, and power and signal distribution equipment businesses. The CCS segment consists of communications and enterprise end markets.