2016 EBSCO Research Best Pick

Sentry Security

6th year as a Best Pick

  • A-Rated
  • Verified License(s)
  • Verified General Liability
  • Verified Workers' Comp

"Sentry Security seeks to create a relationship with all customers by taking a personal approach when interacting with them. Our goal is to create delighted customers. We focus on doing the job right, being fair and understanding, and developing a strong relationship with our customers."

David Balestrery | President

Areas Served:

Northern Chicago, North Shore, Northwest Chicago Suburbs, Southwest Chicago Suburbs, Western Chicago Suburbs

  • Services Offered
    Sentry Security offers installation and monitoring of burglar and fire alarms for residential and commercial customers. The company also installs and services access control systems and camera systems, including video surveillance.
  • Specializations
    Sentry specializes in value-added interactive services, such as remote arming and disarming, remote lighting and thermostat control, and non-emergency messaging.
  • Warranty
    The company offers a one-year warranty on all installations.
  • Awards & Certifications
    Sentry Security has been featured in SDM Magazine's SDM 100 Report seven years in a row from 2009 to 2015.
  • Employee Information
    Employees of the local company wear uniforms and drive marked vehicles.
  • Licenses

Select Quotes from Customer Interviews

A selection of 114 homeowner reviews:


Page 1 of 17

I've been using Sentry Security for two years, and I've had no issues. I chose them because of positive feedback from other customers of theirs. I'd give them an A.
They have good customer service, and their product is easy to use. I've been using them for about a year. I chose them because they responded faster than other companies. I'd say they deserve an A.
I've been with Sentry Security for years, and they've done work for my business also. They're responsive—when you call, you get somebody. Either they are right there to speak to you at that moment, or they get back to you as soon as they get back into the office. I chose them because they bought out the company that I was with before. I'd rate them as an A.
I like Sentry Security. The previous owners had used them, so we just continued using them. I'd give them an A grade—I had no complaints.
I like that when you call them on the phone, they answer. They're good at troubleshooting. The installation went well, and the billing's easy. Everything makes it seem like they're a good company. We chose them because they were the most receptive, so we had the most confidence in them. Sentry Security gets an A.
We had no problems with them. We hired them to do our security, and they do it. I've been using them about five months or so. An A grade is fine for them.
Sentry Security installed an alarm. They were very nice to deal with, and I'm happy with what they did. I just found them nice to work with. I'd give them an A.
I like the people who work for Sentry Security—they are phenomenal. Their timeliness is good, and the services are just great. They deserve an A+ grade.
They are good at what they do. They specialize in home security, and they are experts. We've used them several times, and we've always been satisfied. I'd say they get an A.
Sentry Security was responsive to my needs. They did an installation. They knew exactly what their business was, so they were able to answer all my questions. We chose them because it was a local company. I would give them an A+.

Page 1 of 17