| Business | Phone |
| American Metal Products 135 Camino Dorado # 9, Napa 94558 | (707) 255-5006 |
| Reliable Refrigeration Inc 3370 California Blvd, Napa 94558 | (707) 252-7227 |
| Accell Heating & Air 2726 Pine St, Napa 94558 | (707) 337-9411 |
| All-Temp Heating & Air Cond 3351 Twin Oaks Dr, Napa 94558 | (707) 738-9412 |
| Complete Equipment Repair Napa 94558 | (707) 255-0616 |
| Custom Heating & Air Condition 2993 Main St, Napa 94558 | (707) 257-6949 |
| Denny's Heating & Air Cond 162 S Coombs St, Napa 94559 | (707) 254-9352 |
| Kenny Brooks Heating & Air Napa 94558 | (707) 254-9968 |
| Napa Valley Elite Aire 2284 W Park Ave, Napa 94558 | (707) 255-1679 |
| Quality Heating & Air Cond 70 Hoffman Ave, Napa 94559 | (707) 253-1774 |
| Reid Sheet Metal Svc Inc 849 Jackson St, Napa 94559 | (707) 253-0909 |
| S & D Heating & Cooling Napa 94558 | (707) 224-0937 |
| United Air Systems Napa 94558 | (707) 251-9966 |
| Valley West Air Conditioning 1019 Woodside Dr, Napa 94558 | (707) 257-8448 |