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Home Security and Business Security

On Guard provides the latest in home and business security solutions, including:

  • Alarm Systems
  • Security Camera and Surveillance Systems
  • Complete Installation Services
  • Technical Support
  • 24/7 Alarm Monitoring Services

Serving homes and businesses throughout the Chicagoland area since 1990.

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Play for a quick overview of On Guard’s security capabilities.

Be in control
wherever you go

You can manage and
monitor your security
system and home
using your smart phone or computer.



On Guard Inc. is a proud partner of 2GIG Technologies and Alarm.com.