Contact Us

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.

HEAD OFFICE


 

DEFENDER
4080 Montrose Road
Niagara Falls, ON
Canada, L2H 1J9

 

USA OFFICE


 

DEFENDER
840 Aero Drive
Cheektowaga, NY
USA, 14225

 

ORDER INQUIRES OR ASSISTANCE


 

Call Us Now!! Toll-free in the United States or Canada:

For Sales: 1.866.946.7828

For Support: 1.866.353.1217


NEW HOURS:

Monday - Friday: 8:00am - 6:00pm EST