| Business | Phone |
| Quality Fabrication & Welding 1101 Shafter Ave, San Francisco 94124 | (415) 671-2025 |
| Bayview Iron Works Inc 1235 Thomas Ave, San Francisco 94124 | (415) 822-1610 |
| Demmer Steel & Metal Fab San Francisco 94105 | (415) 979-4701 |
| Detail Ironworks 200 Ordway St, San Francisco 94134 | (415) 656-0688 |
| General Iron Works Inc 3125 Noriega St, San Francisco 94122 | (415) 793-3889 |
| Chris Johnson 1104 York St, San Francisco 94110 | (415) 392-2829 |
| Mjb Steel Products Co 2245 Mckinnon Ave, San Francisco 94124 | (415) 282-8710 |
| Owa Steel 1483 Donner Ave, San Francisco 94124 | (415) 822-7128 |
| Solher Iron 945 Palou Ave, San Francisco 94124 | (415) 822-9900 |
| T C Steel 1340 Donner Ave, San Francisco 94124 | (415) 334-7828 |
| T C Steel 4833 Mission St, San Francisco 94112 | (415) 334-7828 |
| Tom's Metal Specialists 1416 Wallace Ave, San Francisco 94124 | (415) 822-7971 |