Alarm Detection Systems

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1111 Church Road, Aurora, Illinois 60505, USA


41.7792757, -88.2964195










ADS is one of the largest security companies in the country. Therefore, we have the products, services, and expertise to provide alarm security and peace of mind 24 hours a day/365 days a year. Keeping your building and your business safe and secure involves a number of protective systems.

Do you run your own business or are you responsible for managing one? Whether you have a one-person shop or employ dozens of people, you have a lot to manage every day. No matter how busy you are, keeping your business safe — both the people and equipment in it and the physical space they occupy — is always a priority.

That’s why business owners, school administrators and office managers turn to business alarm systems. Commercial security systems help protect businesses and professional environments from fires and other hazards as well as criminal activities like break-ins and vandalism. They also help you, your employees and everyone who comes into your business stay safe.

There are other companies that offer business alarm systems in Chicago, so why choose Alarm Detection Systems, Inc.? First, we’re experienced. We’ve been in business for more than 50 years and thrive as a company by treating every customer as family. We work with you to determine your building’s unique needs and then recommend a comprehensive security plan that meets them. We’re there every step of the way with more than 300 highly trained employees who keep your security concerns top of mind.

As the most experienced alarm company in the Chicago area, we are a one-stop provider of:

Burglary & Intrusion

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 when your business is being built. secondly, we provide IP security cameras with digital video recorders or network video recorders.

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 systems for your business including keypad, swipe and key fob options. These can be integrated with other systems, including video entry access programs.

Alarm Monitoring

We provide 24-hour alarm monitoring 365 days a year.



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