| Business | Phone |
| Ron Smuk Enterprises Ltd 99 Weber St W, Kitchener N2H 3Z6 | (519) 576-5460 |
| Gem Security Systems 111 Water St N, Kitchener N2H 5B1 | (519) 743-1205 |
| Electricomm Security Systems Inc. 185 Washburn Drive, Unit A, Kitchener N2R 1S1 | (519) 895-0777 |