Defender-USA manufactures and sells home and business security systems. We are not affiliated with Defender Securities or ADT. Please contact them directly for additional information.
4080 Montrose Road
Niagara Falls, ON
Canada, L2H 1J9
840 Aero Drive
Call Us Now!! Toll-free in the United States or Canada:
Monday - Friday: 8:15am - 5:00pm EST
Saturday: 9:00am to 5:00pm EST