| Business | Phone |
| Complete Fabrications 1390 Griffith St, San Francisco 94124 | (415) 822-3522 |
| Conceptual Metalworks 1730 Yosemite Ave, San Francisco 94124 | (415) 242-4375 |
| Hoeck Metal Fabricators 1184 Harrison St, San Francisco 94103 | (415) 621-4883 |
| Joyce Brothers Metal Works Inc 173 Shipley St, San Francisco 94107 | (415) 397-5471 |
| Lulu Metal 839 Broderick St # 6, San Francisco 94115 | (415) 706-2679 |