About Alarm Security Inc
Protecting homes and businesses across Illinois since 1982.
40+ Years of Experience
Trusted by homeowners and businesses since 1982
Certified & Reliable
Licensed, trained, and experienced technicians.
Custom Solutions
Tailored security to fit your exact needs.
Fast Response Times
We respond within hours, not days to inquires.
Our Story
Since 1982, Alarm Security Inc. (ASI) has been dedicated to providing peace of mind through reliable electronic security systems for burglary, fire, access control, and video surveillance.
Whether you’re a homeowner, entrepreneur, or corporation, we deliver strong technical expertise backed by over 40 years of experience and a long-term commitment to customer service. Unlike many competitors, we pride ourselves on quick response times and dependable support when you need it most.
The Value of Security
The feeling of security, safety and comfort that an alarm system provides is invaluable. The investment you make in an alarm system is also of recognized value to your home or business.
ASI believes that alarm systems should make good personal sense and good investment sense. With ASI, security is our only business, so the protection and satisfaction of our clients always come first. When you work with ASI you choose more than a security consultant.
You select a partner who sees your security needs as an important responsibility. From our first meeting through installation, long-term monitoring and follow-up, you can be sure that ASI is with you all the way.
Trustworthy Protection – Proven systems backed by industry-leading equipment.
Tailored to Your Needs – Designed around your property, staff, and operations.
Future-Ready – Scalable solutions that grow with your business.
