| Business | Phone |
| Guillevin International Inc 2240 Boul Des Recollets, Trois-Rivieres G8Z 3X5 | (819) 375-4877 |
| Lumen Inc 2465 Boul Des Recollets, Trois-Rivieres G8Z 4G1 | (819) 374-5013 |
| Pare Electrique Inc 615 Rue Bureau, Trois-Rivieres G9A 2N2 | (819) 373-4235 |
| Phenix Distribution & Controle 222a Rue Louis Allyson, Trois-Rivieres G8Z 4P3 | (819) 371-2153 |
| Quevis Inc 3160 Rue Bellefeuille, Trois-Rivieres G9A 5R5 | (819) 379-0047 |
| Westburne Quebec Inc 2325 Rue Girard, Trois-Rivieres G8Z 2M3 | (819) 378-4071 |
| Zeco Inc 3160 Rue Bellefeuille, Trois-Rivieres G9A 5R5 | (819) 379-2453 |