About Us

Security ONE Alarm Systems has been the premier security company in Southwestern Ontario for over 30 years. Locally owned and operated since 1978, the company has been lead by a group of individuals with an extensive background in commercial and residential security.

We are a member of the Better Business Bureau, Canadian Alarm & Security Association (CANASA) and listed with Underwriters Laboratories Canada (ULC).

We offer 24-hour, 365-day a year monitoring of your home, office, or medical alert of a loved one. All of our monitoring is done locally, based out of our Leamington, Ontario monitoring station.

Security ONE is an authorized dealer for Honeywell and First Alert Security System. We provide our customers with complete solutions, and a full line of security products and services. We offer additional monitoring services such as low temperature, rising sump pump levels, asset protection and much more.

You can count on us for all of your security needs, including the design, installation, servicing and monitoring of your Security ONE alarm system.

Business size

26-100 employees

Commercial presence