Commercial Instrumentation Services, or CIS, is the division of the company focused on the design and installation of building control systems. CIS has a depth of experience on multiplex and campus-wide building automation networks, including the control and integration of cogeneration systems. CIS can also deliver superior service and repair across the entire spectrum of mechanical needs. With more than 75 mechanics and a fleet of over 30 trucks, response times to clients in New York City, Westchester, Northern New Jersey and on Long Island are peerless.