(847) 353-7200

Sentry Security Service Area

Sentry Security serves the the greater Chicagoland area, offering comprehensive business and home security packages with 24 hour monitoring, perimeter protection, intrusion and motion detection, fire, carbon monoxide and low temperature alarms, and remote monitoring systems. We offer service in the Rockford area as well as other areas in northern Illinois, Northwest Indiana and Southern Wisconsin.

Chicago security systems

Within the greater Chicagoland area, we specialize in providing our fine security services in and around the following cities:

Lake County


Cook County


DuPage County