| Business | Phone |
| Byrd Instruments 3611 Highway 90, Westlake 70669 | (337) 882-0704 |
| Lake Charles Electric Co 617 Gray St, Westlake 70669 | (337) 436-0634 |
| Vector Electric & Controls Inc 1300 Columbia Southern Rd, Westlake 70669 | (337) 882-6546 |
| Triad Electric & Controls 3209 Highway 90, Westlake 70669 | (337) 882-6884 |
| Sulphur Electric Co Inc 3860 Highway 90, Westlake 70669 | (337) 882-0454 |