(847) 353-7200
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Dedicated Connection
Our system operates using a dedicated cellular connection, so your property remains secure even if the phone line is cut, the power is out, or the Internet is down.
Total Control
Arm and disarm your system from anywhere, check your system’s status, and get notified of activity at your property using our powerful smarter security app.
Trusted Solutions
Get peace of mind with 24/7 professional monitoring and technology powered by Alarm.com — the platform trusted by over 6 million people to protect their homes and businesses.
Proactive Safeguards
Easily set rules so your property responds automatically in an emergency to keep you safe. Receive a notification if you forget to arm your system and always know if an alarm is triggered. We even send life-saving alerts to residents in the path of weather-related danger.
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Special Home Security Offer: 3 Months Free Monitoring with 3-year agreement
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About Sentry Security
Sentry Security specializes in the installation, service and monitoring of security and fire alarm systems, video surveillance and access control systems. We are one of Chicago's largest independent security companies, we have helped thousands of home and business customers fulfill their needs for effective security, asset protection, and peace of mind. Sentry is an industry leader and consistently receives high ratings from customers.
339 Egidi Drive Wheeling | IL | 60090
(847) 353-7200