| Business | Phone |
| Steel Construction Svc 1841 Soscol Ave, Napa 94559 | (707) 257-8418 |
| Transbay Steel Corp 1025 Kaiser Rd, Napa 94558 | (707) 259-0777 |
| Bellcoast Pacific Llc 135 Karen Dr, Napa 94558 | (707) 255-1256 |
| Dave Rogers Welding 2662 1st St, Napa 94558 | (707) 251-9353 |