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Headquartered in Aurora, IL, we proudly serve Chicagoland, Northern Illinois, Northwest Indiana, and Southern Wisconsin in the Midwest.
Our commitment is to be the leading alarm company in your area, delivering tailored security solutions, expert installation, ...
We are a family-owned security company with over five decades of growth, dedicated to safety, inclusivity, and treating people like family.
With more than 100 certified technicians, we'll ensure you receive expert service every time.
Alarm Detection Systems Home Security

Why not go with the trusted leader since 1968? Alarm Detection Systems has the reputation, experience, and personnel to provide the right security for your property. Alarm Detection Systems is family owned; their only focus is protecting lives and property. With employees that have the highest certifications and training, Alarm Detection Systems can meet the needs of most budgets with installation, service, and local alarm monitoring all from one company. If you have experienced poor customer service, long wait times on the phone, or hidden fees from a national company, then make the switch to Alarm Detection Systems. Alarm License #127-000143 | Locksmith License #192-000270 | Fire Sprinkler Contractor License #FCS0276

Website: adsalarm.com

Phone: (630) 844-6322

Interested in our services?

Open now

  • Mon Open 24 Hours

1111 Church Rd Aurora, IL 60505 ·536.87 mi

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Reviews

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4.0 33 reviews
5 star
22 4 star
1 3 star
0 2 star
0 1 star
10
Doug H. 10/30/20

Jose came over on a service call and did an excellent job. Very conscientious and insisted on not leaving until the job was done even though there were items to be done at the central office...

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Amy T. 07/31/25

We had an alarm sound off on our alarm system and they notified us right away. We tried to silence the alarm for a day to see if it would go away. It did not so they tested it and turns out that...

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Roberta T. 07/11/23

I have been using Alarm detection for about 36 years. I have had other offers from other alarm company who try to win me over. I will not even consider another company because I don't feed I will...

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Joann D. 02/01/24

I requested a service call to have my alarm panel box moved to a different location because I needed more space for a new fuse box installation. Russ came out and informed me that it would take...

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Bryan S. 06/26/20

We had a simple issue with our system in this home we bought. Even though the system was not Alarm Detection System's, they still walked me through a simple fix. Incredible customer service.

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