ITR Systems is a Downers Grove, IL based company specializing in security and communications in the commercial, institutional, and industrial markets. ITR began in 1965 as a time clock sales and service company. A division of our company is still dedicated to software-based time and labor management products. We are an authorized dealer for NOVAtime, Lathem, Time America & others!
ITR Systems' other division specializes in security and communications, including school intercom systems by Telecor and Aiphone, Gamewell-FCI fire alarm systems, Honeywell-Ademco intrusion detection, Honeywell and Secura Key access control, Honeywell surveillance camera systems, Area of rescue systems by Housing Devices and Cornell, as well as wired and wireless clock systems by Lathem, Midwest Time Control, Sapling, National Time & Signal, Telecor and others.
ITR provides turn-key installations, services existing systems, provides UL-listed fire alarm service and alarm monitoring, Inspection and testing services for existing and new systems, and we offer 24-hour service for emergency situations.
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