| Business | Phone |
| Raymond Lemaire & Fils 60 Rang Saint-Francois, Saint-Zephirin-De-Courval J0G 1V0 | (450) 564-2058 |
| Cirbec Electrique Inc 715 Rte 255, Saint-Zephirin-De-Courval J0G 1V0 | (450) 564-2741 |
| Courlem Electrique Inc 1420 Rue St Pierre, Saint-Zephirin-De-Courval J0G 1V0 | (450) 564-2231 |
| Electri-Marc Inc 1200 Rg Saint-Pierre, Saint-Zephirin-De-Courval J0G 1V0 | (450) 564-2552 |