About us

C.E.S. Engineering Ltd and eco OPERA systems inc are the C.E.S. Group member companies. 

C.E.S. Engineering Ltd (Controlled Environment and Safety Engineering) is a multidisciplinary engineering company. The company has been providing comprehensive commissioning services for over thirteen years. The company mission is to provide optimized and documented facility and systems operations through the total building commissioning process, performance measurement and verification and energy simulation and analysis.

eco OPERA systems provides solutions for facility energy management, active energy efficiencies and performance optimization. The company utilizes a proprietary Energy Management Information System as a framework for systems and buildings performance monitoring, targeting and reporting