| Business | Phone |
| Jay Manufacturing Corp 7425 Fulton Ave, North Hollywood 91605 | (818) 255-0500 |
| United Metal Stamping Co Inc 7110 Laurel Canyon Blvd, North Hollywood 91605 | (818) 764-1125 |
| Franz Tool & Manufacturer Co 7333 Coldwater Canyon Ave, North Hollywood 91605 | (818) 982-0188 |
| Frog Manufacturing Co 7333 Coldwater Canyon Ave, North Hollywood 91605 | (818) 982-4522 |
| United Metal Stamping Co Inc 7110 Laurel Canyon Blvd, North Hollywood 91605 | (818) 764-9912 |
| Edwards Tool & Die Corp 5430 Vineland Ave, North Hollywood 91601 | (323) 877-9811 |