About Us

cHEXx systemsβ„’ (Pro Life Safety LLC) is a Pro Life Safety Systems Company Specializing in Servicing, Monitoring, and Installing all Low Voltage Systems.

We are determined to help make your surroundings Safe and Secure.

Services We Provide

  • πŸ”₯ Fire Systems
  • πŸ“ Design
  • πŸ‘·β€β™‚οΈ Installation
  • πŸ› οΈ Maintinence & Service
  • 🚿 Pre-Action Systems
  • πŸ“Ά Wireless Fire Systems
  • πŸ›— Elevator Control
  • βœ… NFPA testing
  • πŸ“» UL Monitoring
  • πŸ”’ Security Systems
  • πŸͺͺ Card Access Control
  • πŸ“Ή CCTV/IP Cameras
  • 🚨 Intrusion Alarms
  • πŸšͺ Door Entry & Intercom
  • ‼️ And More
  • πŸ“Ί TV & Antenna
  • 🌐 Computer Networking
  • πŸ’Ύ Data Storage
  • πŸ“ž Phone Systems
  • πŸ”‰ Sound Masking


cHEXx is a multi-player chess game we developed back in the year 2000.

We have had the domain name for years and decided it was also a good name for our Low Voltage Company.

If you arrived at this site looking for Thomas Alarm Systems Inc. using thomasalarmsystems.com, they are no longer in business. Please go to our Home page for your low voltage needs.

Our new website was designed in 2022 by Tim Keller of cHEXx systems.
If your curious what our site used to look like, click Here.

llinois Private Alarm Contractor Agency License # 127.001813