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  1. Chicago Home Security Systems

    Home security systems Chicago & Home Security Company

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

    Chicago Business Security Systems

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

    Chicago, IL Enterprise & Institutional Security
    • Access Control & Video Surveillance
    • Intrusion, Fire, Sprinkler Detection & Monitoring
    • Proud to serve the Chicagoland area
    • Local and Reliable Security Services
    Read More»
Do It Yourself Home Security
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.


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, understanding and developing a strong relationship with our customers."


Top Reasons to Choose Sentry Security

• Full-service company serving home and business security customers

• Local, independent company exclusively focused on home security systems in and around Chicago

• 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 that offer individual attention

• Relationship focused



"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 and 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

Learn more about alarm systems


Questions To Consider

Questions to Consider about Security Systems in Chicago

Make sure you have the:

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

I want to know more


About Us

About Sentry Home Security Chicago
  • One of the Chicagoland area's largest independent security companies
  • Chicago home security is what we do best
  • Personal approach to home security
  • Technical team with broadest capabilities

Learn more about Sentry Security

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