Phoenix Systems & Service, Inc. is an Electronic Security Systems Integrator based in Chicago and serving customers nationwide. Phoenix Systems is one of the premiere integrators for Access Control, Digital Video, Optical Turnstiles, and Intercom systems in the nation. Representing such brands as Software House, S2 Systems, Pelco, American Dynamics, HID, Smarter Security and more. Phoenix Systems is proud to be a founding member of National Security Integrators (NSI), a group of privately held companies throughout the country that service and maintain National Accounts.