At First Detection Systems, Inc., we are committed to delivering better customer service than our competitors.

First Detection Systems is one of the fastest growing distributors of home security equipment monitored by ADT® in the Northeast. We have installed thousands of home security systems and helped to provide our customers with that added peace of mind and security that comes with having an ADT® monitored security system.

The quality of our product and the dedication of the entire First Detection family are the basis of our business.

Headquartered in Mount Vernon, New York, First Detection operates throughout the Northeast and employs over 100 people. Our dealer network is located throughout the USA. If you are interested in a free home security evaluation or require more information concerning ADT® security systems for your residence or business, please submit your information here and a local dealer will contact you as soon as possible. We would be delighted to meet with you!