Security and Peace of Mind

Protecting your home and providing security for the things that matter most to you is our highest priority. We offer professional, cost-effective solutions for home alarm installation, repair, and monitoring.

We understand security.

We adapt each system to fit the unique needs for all our clients. With a security system from ADS you are buying more than just a product— you are investing in superior customer service.

We believe in accountability.

Business security requires specialized expertise and performance. We protect schools, municipal buildings, banks, manufacturing plants, and other mission-critical sites.
Your safety is our priority. Read about important updates on Alarm Detection Systems operations and COVID-19 here.

Protecting Illinois for
Over 50 Years

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Business Security Systems

From cameras to access, we do it better.

ADS is one of the largest security companies in the country. Therefore, we have the products, services, and expertise to provide security and peace of mind 24 hours a day/365 days a year. 

We are a one-stop provider of:

  • Commercial Security Alarms — From perimeter door protection to interior intrusion sensors, we help keep your business safe from criminals.
  • Security Cameras — First of all, we can provide temporary location video surveillance during construction. Secondly, we provide IP security cameras with digital video recorders or network video recorders.
  • Business Fire Alarms — We design, install and repair fire alarm equipment and also test and monitor it to ensure it’s working properly.
  • Card Access — We offer various card access business alarm monitoring 365 days a year.

Stay Secure Schedule your FREE Evaluation

Home Security

Let’s talk about your home alarm.

If you’re looking for greater security and all-important peace of mind, you may be considering an alarm system installation in Chicago. At Alarm Detection Systems, Inc., we listen to you and determine what concerns you most. Then after evaluating your needs, we suggest the home security package that is the best fit for you.

Schedule Your FREE Evaluation

Considering a Chicago alarm system installation company?  Start with us. We don’t sacrifice safety, and neither should you.

For the fastest response to your inquiry. Please use the instant chat function in the bottom right corner of this web page during regular business hours 8:00 a.m. to 5:00 p.m. or call 630.844.6300

Join our Team

Respect, Professionalism, and Integrity.

Employment at Alarm Detection Systems means being a part of a team of leaders in security systems. Join a group of exceptional people who share a common passion for providing the highest level of service to thousands of customers every day.

  • Better Business Bureau A+ Rating
  • Underwriter Laboratories
  • Automatic Fire Association
  • The Monitoring Association
  • Electronic Security Association
  • National Fire Protection Agency
  • NetOne
  • Partnership for the Priority Video Alarm Response
  • PSA Security Network