Make the switch today to superior customer service!
Exceptional Customer Service from a Local Business.

Need Assistance? We're Available When you Need Us.

A trusted and competent Alarm Detection Systems representative is available to assist you by phone 24/7/365.


Aurora (Corporate HEadquarters)

1111 Church Rd,
Aurora, Illinois 60505


4901 60th St,
Kenosha, Wisconsin 53144


Alarm Detection Systems, Inc. Louisville, CO

421 S Pierce Ave
Louisville, CO 80027
Phone: 800.446.7519
Secondary phone: 303.444.1191

Live Support 24/7/365

Get 24/7/365 live support with a customer service team that cares for your home and your business.

Same-Day/Next-Day Service

Available when you need us. Offering same-day/next-day service to all of our loyal customers.

In-House Staff

Our in-house staff has a long history and excellent working local relationships with the municipalities within our service area.
Contact Alarm Detection Systems

Complimentary Security Evaluation

Call 630.844.6322 or fill out the form to have an ADS Security Specialist perform our FREE security evaluation.

Earn A $50 Account Credit* for each customer referral.

Refer us to Someone you Know and Save

You did your homework and chose the best solution for security on the market
today. Why not pass that experience on to someone you know? Alarm Detection Systems appreciates you as a customer and believes in 100% satisfaction. After all, everyone deserves to be safe and secure. In the midwest call us at 630.844.6300, for our Colorado customers, call us at 800.466.7519 to learn more.

*Referral Reward (“Reward”) is available to current ADS subscribers only. Reward is contingent upon the referred individual signing a minimum three year Security System and Service Agreement and subscriber’s payment of the first month’s monitoring fee within one year of the referral. See Security Systems and Service Agreement for details. Alarm Detection Systems (ADS) may revoke or modify this offer at any time. Additional terms and conditions apply.

Choose Your Account Location
Always there when you need us
We’re the leading alarm system provider in the Midwest. Let’s talk about making your home or business safer.
Important notice

Please be advised that ADS’s managed access system portals may experience temporary outages for security updates starting this Wednesday, May 31st, and concluding this Sunday, June 4th. If you have issues logging into your managed access system, please wait and try again later. We apologize for any inconvenience.

Protecting your home and the things that are precious to you is what we do.
Make the switch to alarm detection systems today.
Call us at 630.844.6300

Call us at 800.446.7519

Make the switch to alarm detection systems today. Switch/Activate
Protecting your home and the things that are precious to you is what we do.
Make the switch to alarm detection systems today.