| Business | Phone |
| Associated Integrated Systems 15 Cedar Pointe Dr, Barrie L4N 5R7 | (705) 735-4595 |
| Georgian Protection Svc Ltd Po Box 581 Stn Main, Barrie L4M 4V1 | (705) 726-1801 |
| Git Security Monitoring 109 Bradford St, Barrie L4N 3A9 | (705) 726-1222 |
| Strategic Alarm & Surveillance 98 Rose St, Barrie L4M 2T5 | (705) 721-7976 |
| Cmt Security Systems 18 Coles St, Barrie L4N 5W8 | (705) 727-4859 |