| Business | Phone |
| Watt Stopper 2800 De La Cruz Blvd, Santa Clara 95050 | (408) 988-5331 |
| Roos Instruments 2285 Martin Ave # C, Santa Clara 95050 | (408) 748-8589 |
| Qual Mark Corp 990 Richard Ave # 101, Santa Clara 95050 | (408) 654-0499 |
| Mosaid 3375 Scott Blvd, Santa Clara 95054 | (408) 727-7199 |