| Business | Phone |
| Central Metal Inc 2203 S Alameda St, Los Angeles 90058 | (213) 746-3680 |
| Central Metal Inc 2445 S Alameda St, Los Angeles 90058 | (323) 234-3658 |
| Liberty Manufacturing Inc 2233 E 16th St, Los Angeles 90021 | (323) 581-9171 |
| Reliable Metal Products 1823 N San Fernando Rd, Los Angeles 90065 | (323) 225-4553 |
| Tubert International 5757 W Century Blvd, Los Angeles 90045 | (310) 410-7200 |
| C & C Metal Products Corp 3624 S Broadway, Los Angeles 90007 | (323) 233-2022 |