| Business | Phone |
| Accel Thermal 3709 Medford St, Los Angeles 90063 | (323) 261-5156 |
| Altera Corp 11500 W Olympic Blvd # 400, Los Angeles 90064 | (310) 312-4507 |
| Automation Systems & Svc 8610 Airport Blvd, Los Angeles 90045 | (323) 776-2424 |
| Teledyne Microelecronic Tech 12964 Panama St, Los Angeles 90066 | (310) 822-8229 |
| Microsemi Integrated Products 6033 W Century Blvd # 1200, Los Angeles 90045 | (310) 348-9500 |
| Three Solution Inc 3699 Wilshire Blvd, Los Angeles 90010 | (213) 388-2799 |