Alarm Detection Systems

In business for over 40 years, we have grown to become the largest security company based in Illinois. We install, repair and monitor the best security products in the alarm industry and were named the 2008 Central Station of the Year. We protect homes and businesses with alarm systems, fire protection, CCTV, and access control systems and own and operate a 5 Diamond Certified, UL-Listed, FM Approved Central Monitoring Station in Aurora, IL. Along with the ability to professionally plan, design, operate, upgrade, service, and support all electronic security, ADS also owns Security-Master, a full-service locksmith and safe company located on the ADS campus.