| Business | Phone |
| Technidrain Inc 159 Boul Des Erables, Drummondville J2C 1Y2 | (819) 472-1694 |
| Cambium Amenagement Forestier 268 Boul Garon, Drummondville J2C 4A3 | (819) 477-7978 |
| Consultants Jean Benoit 415 Rue Saint-Pierre, Drummondville J2C 3W2 | (819) 475-2323 |
| Geolab Inc 1430 Boul Lemire, Drummondville J2C 5A4 | (819) 475-6688 |