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  1. Chicago Home Security

    Home security systems Chicago & Home Security Company

    Chicago, Illinois Home Secirty Company
    • 24/7 Monitoring & Interactive Services
    • Interactive Home Automation - Remote Access
    • Intrusion, Fire & Video
    • Local and Reliable
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  2. Business & Commercial Security

    Chicago Business & Commercial Security


    • Intrusion, Fire & Video Monitoring
    • Local and Reliable
    • One of Chicago´s Largest Independents
    • Remote Monitoring/Access
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  3. Enterprise & Institutional Security

    Chicago, IL Enterprise & Institutional Security
    • Access Control & Video Surveillance
    • Intrusion, Fire, Sprinkler Detection & Monitoring
    • One of Chicago´s Largest Independents
    • Local and Reliable
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Sentry Interactive Security Systems
Sentry Security, Security Control Equipment & System Monitors, Wheeling, IL

See Why Our Customers Love Us!

As Chicago’s hometown security company we know our customers. We were established over 25 years ago, and have come a long way since then! BBB Accredited Business since November 1, 2007.

erbp2013

2nd year as an EBSCO Research Best Pick™

"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."

Sentry

Top Reasons to Choose Sentry

• Full-service company serving residential and commercial customers

• Local, independent company exclusively serving the greater Chicagoland area

• One of Chicago’s largest independent security companies, with operations dating back to 1985

• Dedicated, enthusiastic team, accessible 24/7

• Expert technical service in the field

• Superior customer care in the office

• Customized solutions; individual attention

• Relationship focused

Angies

Reviews

"The service man was very polite and efficient. The job was done in the amount of time. They predicted it would take.
We are very satisfied."

"They did a terrific job with the estimate and their customer service is excellent. Very responsive.
After using ADP for many years, the personal service has been very nice."

Activate/Switch Systems

Switch or Activate a Current Security System

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Questions To Consider

Questions to Consider about Security Systems in Chicago

Make sure you have the:

  • Ability to know your security system is working
  • Confirmation that the servicing company is the same as the installation company

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About Us

About Sentry Home Security Chicago
  • One of Chicago's largest independent security companies
  • Personal approach to home security
  • Technical team with broadest capabilities

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