| Business | Phone |
| Consolidated Electric Svc Inc 13311 Western Oak Dr, Helotes 78023 | (210) 695-3451 |
| Eldridge Electric Co 13315 Western Oak Dr B, Helotes 78023 | (210) 695-9113 |
| Electric Titan 10926 Jericho Rd, Helotes 78023 | (210) 695-9717 |
| Guarantee Electric 12602 Fm 1560 N, Helotes 78023 | (210) 695-9074 |
| Moore Lighting & Electrical 17200-1 State Highway 16 N, Helotes 78023 | (210) 695-9242 |
| Saeco Electric & Utility 17430 Bandera Rd, Helotes 78023 | (210) 695-4526 |