Welcome To Sentinel Alarm Systems Inc.

This is what Sentinel has been providing to Central Indiana for over three decades. Sentinel Alarm Systems gives you peace of mind that your family is out of harm’s way. Sentinel provides businesses with the peace of mind that they will continue to operate, be protected from loss and optimize productivity. Most importantly, Sentinel provides peace of mind in that you’ll always know we are here when you need us most.
Sentinel Alarm offers design, installation and maintenance services for the following:
- Burglar Alarm Systems
- Fire Alarm Systems
- Video Surveillance Systems
- Card Access Systems
- Advanced Automation and Interactive Services
Whether you need protection for your home or for your business, Sentinel has a solution to help protect what you value most. Sentinel offers custom-designed security solutions for residential, commercial, educational facilities and industrial sites. The best technology and highest quality equipment is used in all systems Sentinel designs and installs.


Sentinel is a GE Security Pro dealer, and we use GE Security products, which are some of the most trusted names in the business. Sentinel also uses quality security equipment devices from manufacturers, including: Pelco, Aiphone, Rokonet, Keri Systems and Weldex.
Sentinel designs professional security systems by using great products and the latest technology. We are a local company who believes in providing affordable, dependable security services. Our installation and service department is located in Indianapolis, Indiana. When you call Sentinel, you are speaking with someone local, not from out of state.
Sentinel is standing guard 24 hours a day. We have a UL-listed central monitoring program, and police, fire and medical assistance can be summoned in an emergency. Now that’s peace of mind.