| Business | Phone |
| Advanced Welder Repair 4903 E Washington Blvd, Los Angeles 90040 | (323) 263-7383 |
| Airgas West 1961 S Santa Fe Ave, Los Angeles 90021 | (213) 627-2243 |
| Airgas West 352 W 133rd St, Los Angeles 90061 | (310) 329-4390 |
| American Welding Alloys 380 W Martin Luther King Jr Bl, Los Angeles 90037 | (323) 233-9733 |
| Craig Welding Supply Co 5670 S Santa Fe Ave, Los Angeles 90058 | (323) 587-1221 |
| United Welding Supply Co 2100 S San Pedro St, Los Angeles 90011 | (213) 748-8471 |
| M V Welding Supplies 210 E 16th St, Los Angeles 90015 | (213) 765-0358 |
| Praxair 1208 E Rosecrans Ave, Los Angeles 90017 | (323) 636-2741 |
| Cassimus Co Los Angeles 90043 | (323) 283-6605 |
| Victor Welding Supply 5861 Avalon Blvd, Los Angeles 90003 | (323) 846-7006 |