| Business | Phone |
| Econo'scope 2156 Zanker Rd, San Jose 95131 | (408) 954-0855 |
| Everett Charles Technologies 138 Charcot Ave, San Jose 95131 | (408) 922-0120 |
| Novtek Inc 2178 Paragon Dr, San Jose 95131 | (408) 441-9934 |
| Teradyne Inc 1321 Ridder Park Dr, San Jose 95131 | (408) 437-9400 |
| Ltx Trillium 3930 N 1st St, San Jose 95134 | (408) 433-0500 |