| Business | Phone |
| Ainley Group 45 South Front St, Belleville K8N 2Y5 | (613) 966-4243 |
| Perry Mc Intosh Consulting Ltd 269 University Ave, Belleville K8N 5S3 | (613) 967-4264 |
| Ems-Tech Inc 699 Hwy 2 W, Belleville K8N 4Z2 | (613) 966-6611 |
| G M Gray Consultants 6 Magnolia Crt, Belleville K8P 5M7 | (613) 969-1300 |