| Business | Phone |
| Telecable Systems Inc 73-5574 Maiau St 5, Kailua Kona 96740 | (808) 329-2480 |
| Wai Electrical Contractors Po Box 3515, Kailua Kona 96745 | (808) 326-1788 |
| Wasa Electrical Svc Inc 73-4118 Hulikoa Dr, Kailua Kona 96740 | (808) 329-8414 |
| West Hawaii Electric Inc Po Box 1660, Kailua Kona 96745 | (808) 331-8957 |
| Westpac Electrical Po Box 3142, Kailua Kona 96745 | (808) 325-7365 |
| Westside Electric Llc 73-1217 Kahi Loop, Kailua Kona 96740 | (808) 325-1832 |
| A-1a-Lectrician Inc 73-5581 Lawehana St, Kailua Kona 96740 | (808) 329-6916 |
| About Hart Electric 75-271 Aloha Kona Dr, Kailua Kona 96740 | (808) 331-8998 |
| About Hart Electric 74-5540 Kaiwi St Pmb 252, Kailua Kona 96740 | (808) 937-8384 |
| Amp Electric Po Box 1842, Kailua Kona 96745 | (808) 775-7315 |
| Ars Electric 74-5484 Kaiwi St 9b, Kailua Kona 96740 | (808) 329-1900 |
| Powers Electrical Svc Inc 74-5603 Alapa St 6, Kailua Kona 96740 | (808) 325-5112 |
| Home Convenience Ctr 74-5467 Kaiwi St 12, Kailua Kona 96740 | (808) 329-3356 |
| D Davis Electric Inc 74-1542 Hao Kuni St, Kailua Kona 96740 | (808) 896-9694 |
| Eclectric Craftsman Kailua Kona 96740 | (808) 331-0562 |
| G-Y Electric Inc 77-199 Kekai St, Kailua Kona 96740 | (808) 329-6081 |
| Brazier Electric Inc Po Box 3201, Kailua Kona 96745 | (808) 325-1054 |
| Buck Electric 78-6759 Kuakini Hwy, Kailua Kona 96740 | (808) 324-1661 |
| Bussell Electric Co 1 L Kohanaiki Rd, Kailua Kona 96740 | (808) 325-7780 |
| Big Island Electric, Inc. 73-4273 Huliko'a Drive #203, Kailua Kona 96740 | (808) 329-2660 |