| Business | Phone |
| Biggs Electric 19815 8th St E, Sonoma 95476 | (707) 938-3787 |
| Bill Yeo Electric Po Box 202, Sonoma 95476 | (707) 935-1150 |
| Boldt Electric Co 19301 Carriger Rd, Sonoma 95476 | (707) 996-7224 |
| De Martini Electric 2125 Welzel Ln, Sonoma 95476 | (707) 939-1332 |
| Fitzpatrick Electric Sonoma 95476 | (707) 996-5064 |
| J H Electric 104 El Portola Dr, Sonoma 95476 | (707) 935-2800 |
| John Ross Electric Po Box 40, Sonoma 95476 | (707) 996-6875 |
| Kroner Electrical Svc Inc 21191 Burndale Rd, Sonoma 95476 | (707) 939-7811 |
| Martinson Electric Sonoma 95476 | (707) 938-8466 |
| Northern Lights 19465 Arnold Dr, Sonoma 95476 | (707) 996-1910 |
| Only Electricians On Earth Inc 225 Orchard Ave, Sonoma 95476 | (707) 933-9941 |
| Pete's Electric Co Sonoma 95476 | (707) 996-3717 |
| Rnt Electric 19284 Bay St, Sonoma 95476 | (707) 938-5795 |
| Sonoma Valley Electric 18825 Nikki Dr, Sonoma 95476 | (707) 996-5040 |
| Summit Electrical Svc 24504 Bluebell Dr, Sonoma 95476 | (707) 996-6124 |
| Voltair Electric Co 18001 Sonoma Hwy, Sonoma 95476 | (707) 938-8005 |
| Yankee Electric Inc 19460 Marna Ln, Sonoma 95476 | (707) 996-2222 |