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• Illinois Home Security
• Illinois Home Security Systems
• Alarm Monitoring Service

Illinois Home Security

Guardian home security systems and 24-hour monitoring services have been protecting Illinois-area homes and families in Illinois for more than 50 years.

Over 200,000 customers trust Guardian.

Our home security systems are...

• Reliable
• Convenient
• Life-saving
• Affordable

We'll keep you safe.

Our monitored home security and fire protection systems respond when they receive a signal related to a...

• Burglary attempt, break-in or home invasion
• Fire or excessive smoke
• Medical emergency

We use only top-of-the-line equipment.

• Honeywell First-Alert
• General Electric (GE)

How can we help you today?

• I already have a home alarm system, but I'd like Guardian to monitor it »
• I need a home security system and 24-hour monitoring service »

How can we help you?

What our customers are saying...

"When my wife passed out in my arms, Guardian sent the ambulance immediately. I didn't even have to give them my address."
G.S., Cory, IN

"My mother's medical pendant is a life-saving device. Even if I couldn't pay my other bills, I'd still pay Guardian."
D.W., Buffalo, NY