| Business | Phone |
| Browne Heating & Metal Works Petaluma 94952 | (707) 762-7260 |
| Galvaknight Sheet Metal Sltns 1906 Palen Ct, Petaluma 94954 | (707) 769-8331 |
| Galvinite Sheet Metal 1317 Scott St, Petaluma 94954 | (707) 769-2757 |
| Tri-County Heating & Sheet Mtl Po Box 512, Petaluma 94953 | (707) 763-2649 |