About us

About Us

Most of our installed systems are monitored in our U.L. listed central station for assuring 24-hour police and fire dispatch as well as complete supervision of the system. Fully – trained technicians service our customer needs around the clock, every day of the year.

Founded by Anthony Calderone in 1978, Illinois Alarm Service, Inc. is a State of Illinois licensed Private Alarm Contractor company that is still under his leadership today. In his professional life Anthony has been instrumentally involved in many aspects of the alarm industry from developing a nationally recognized training program to serving as the President of the Illinois Electronic Security Association as well as Vice- President of the National Burglar and Fire Alarm Association now known as the Electronic Security Association. Anthony is a Certified Technician and Certified Training Instructor as well as a member of the Industry Advisory Committee for Underwriters Laboratories.

Anthony has received many industry awards throughout the years for his commitment and devotion to the electronic life safety industry most notable was being named Professional Alarm Technician of the year in 1988 by the NBFAA. Anthony has been quoted many times in print media including the Chicago Tribune as well as being a guest speaker for International Security Conferences and the National Crime Prevention Institute.

Only the Best

Illinois Alarm closely inspects and chooses only the very best in manufactured equipment. When it comes to security there is no second place. We must insure that your system is going to work as designed – all the time.

Achieving this is no easy task. We are a Certified Bosch Security Dealer, a well-recognized name throughout the world. In addition we use products from other well trusted sources such as, Interlogix, FLIR and many others. When it comes to the remote connection to our U.L. Listed central station we offer superior communication integrity through our partnership with AES Intellinet, Telguard and Alarm.com for secure wireless communications.

Peace of Mind … Plain and Simple

When you leave your property, leave it in the hands of Illinois Alarm. We protect thousands of commercial properties from the corner store to banks, jewelry stores, and Fortune 500 companies.


Founded in 1978, Illinois Alarm provides outstanding professional sales, installation, service, maintenance, inspections, and monitoring

Which include:

  • Access Control
  • Burglar / Intrusion
  • Cellular Radio
  • Closed Circuit TV
  • Fire Alarms
  • Opening and Closing Reporting – Supervised / Unsupervised
  • Service and or Inspections
  • Total Home or Business Control Systems