| Business | Phone |
| Hydromek Inc 4200 Verdant St # C, Los Angeles 90039 | (818) 507-7661 |
| Jedlick Molding Corp 6425 Mckinley Ave, Los Angeles 90001 | (323) 753-5547 |
| Perfection Machine & Tool Work 1568 E 22nd St, Los Angeles 90011 | (213) 749-5095 |
| S & M Electronic Die Co 555 W 130th St, Los Angeles 90061 | (310) 324-8300 |
| Three Way Die Co 1119 Venice Blvd, Los Angeles 90015 | (213) 388-2822 |
| Precision Die & Mold 916 S Gerhart Ave, Los Angeles 90022 | (323) 720-1390 |