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Located in Michigan City, IN
Serving Northwest Indiana
Sentinel Alarm - logo
"Local Company, Local Service" 
219-874-6051
RESIDENTIAL SECURITY SYSTEM
Located in Trail Creek, IN 
Serving Northwest Indiana
219-874-6051
Located in Trail Creek, IN 
Serving Northwest Indiana
Call Us Today

Effective Residential Security Systems

A Wide Variety of Excellent Security Options for Your Home

Feel safe and secure in your home with top-notch security systems from Sentinel Alarm. Our locally owned and operated business has been serving the community for over 45 years. When you choose our 24-hour monitoring systems, you can be confident that your property will be under surveillance at all times.

Our technicians will work with you to choose the perfect security system for your home. Get in touch with us to discuss your options.
alarm system

Find the Perfect Security Solution You Need

  • Intruder security alarms
  • Interactive services
  • Low temperature alarms
  • Water sensors
  • 24-hour monitoring systems
  • GPS vehicle trackers
  • Panic and hold-up alarm systems
  • Life safety alert systems
Get FREE ESTIMATES on our residential security system services. 
Call us today!
 219-874-6051
You can also purchase top-quality security cameras for your residential and commercial needs!
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