| Business | Phone |
| Produits Nautiques Rototech 101 Authier, Saint-Alphonse-De-Granby J0E 2A0 | (450) 770-7186 |
| S G Sport Marine 124 Authier St, Saint-Alphonse-De-Granby J0E 2A0 | (450) 777-1101 |
| Daneau Marine 115 Ch Parent #G, Saint-Alphonse-De-Granby J0E 2A0 | (450) 372-3066 |