| Business | Phone |
| Ernest Lee Pump Svc 895 Napa Rd, Sonoma 95476 | (707) 938-2366 |
| Larbre Well Drilling & Pumps 18715 Arnold Dr, Sonoma 95476 | (707) 996-1819 |
| Manuel Franco's Sweet Water Co 1905 Felder Rd, Sonoma 95476 | (707) 996-1431 |
| Nor-Cal Pump Works Sonoma 95476 | (707) 938-2323 |