| Business | Phone |
| Applied Materials Inc 1499 Se Tech Center Pl 170, Vancouver 98683 | (360) 254-8777 |
| Kokusai Semiconductor Eqpt 1211 Se Cardinal Ct, Vancouver 98683 | (360) 828-3650 |
| Thin Film Engineering 12121 Ne 99th St 2170, Vancouver 98682 | (360) 253-5944 |
| Xyron Semiconductor 16508 Se 24th St 200, Vancouver 98683 | (360) 449-8800 |
| Quartz Scientific Inc Po Box 66006, Vancouver 98666 | (360) 574-6254 |
| Noah Precision Llc 2501 Se Columbia Way, Vancouver 98661 | (360) 993-1395 |