Vigilance. Action, Know-how.

For more than 40 years, Sentry Systems Inc. has designed, installed, and monitored security systems for thousands of businesses and homes.

We’re a family-owned, independently operated business with 50 employees in White Bear Lake, Minnesota. Our expert technicians and installers are licensed and bonded to ensure a worry free installation for you.

Sentry Systems’ 24-hour central monitoring systems and in-house dispatch located right in this community to ensure fast response. That means we’re on top of problems before they become a liability.

You already have insurance…
Now you’d like assurance.
We can help!

Our expert technicians are available to answer questions or meet with you at your convenience.

Call us at (651) 426-4627 or toll-free at 1(800) 800-4627.