| Business | Phone |
| Bosman Electrical Construction Po Box 740, Montrose 91021 | (818) 353-0850 |
| California Associated Power 3724 Park Pl, Montrose 91020 | (818) 957-8961 |
| Downs Electric Inc 2550 Honolulu Ave # 208, Montrose 91020 | (818) 957-0770 |
| Jeffco Electric 3716 Clifton Pl, Montrose 91020 | (818) 249-9900 |
| Kizyma Electric Po Box 367, Montrose 91021 | (818) 541-9700 |
| Riverland Electric 2517 Honolulu Ave, Montrose 91020 | (818) 957-2381 |