Pentegra Systems is a full-service system integration and technology solutions company serving Elmhurst and the surrounding areas. The company offers a wide range of services for clients, specializing in data, video, security and telecom system work. Some services include teleconferencing systems, video systems, data network solutions, card access work, intercom systems and control systems solutions. The company uses products from many manufacturers, including Honeywell, GE, Nitek, Panasonic, Pelco and many more. Check its website for details on services or call to speak with an associate about systems.