| Business | Phone |
| Columbia Fabricating Co 4625 Alger St, Los Angeles 90039 | (818) 247-4220 |
| Hernandez Metal & Pipe Supply 8440 S Alameda St, Los Angeles 90001 | (323) 583-5850 |
| International Maywood Metals 1931 Mateo St, Los Angeles 90021 | (213) 688-2708 |
| Inconel Motors 3731 Stocker St, Los Angeles 90008 | (310) 945-5141 |
| P B Metals 1142 W 74th St, Los Angeles 90044 | (323) 750-4665 |