| Business | Phone |
| Hughes Industrial Svc Inc 1196 Michener Rd, Sarnia N7S 4B1 | (519) 336-4144 |
| Isofab Insulation Inc 272 Saint Andrew St, Sarnia N7T 8G8 | (519) 336-6444 |
| Multi-Glass Insulation Ltd 100 Duff Dr, Sarnia N7W 1A7 | (519) 332-8200 |
| Sarnia Insulation Supply Ltd 824 Philip St, Sarnia N7T 1Z6 | (519) 336-9590 |
| Fibrex Insulations Inc 561 Scott Rd, Sarnia N7T 8G3 | (519) 336-7770 |