Today, Celestica delivers innovative supply chain solutions globally to customers in strategic two operating and reporting segments: Advanced Technology Solutions (ATS) and Connectivity and Cloud Solutions (CC): ATS: This segment serves customers in complex, regulated and high-reliability markets such as Industrial & Smart Energy, Aerospace & Defense, Semiconductor Capital Equipment, and HealthTech. This includes monitoring and up keeping the operating environments; responding to incidents & problems, deployment of new technologies as well as design, install, configure, maintain and perform testing of PC/server operating systems, networks, and related utilities and hardware.