| Business | Phone |
| Beton Comeau Div Transport 136 Boul Comeau, Baie-Comeau G4Z 3A8 | (418) 296-6633 |
| Beton Provincial Ltee 1397 Boul Industriel, Baie-Comeau G5C 1B8 | (418) 589-5252 |
| Carrieres Bob-Son Inc 970 Rue Leonard-E.-Schlemm, Baie-Comeau G4Z 3B7 | (418) 296-0094 |