| Business | Phone |
| Varian Semiconductor Equipment 1600 Nw Compton Dr, Beaverton 97006 | (503) 748-6235 |
| All American Semiconductor 14976 Nw Greenbrier Pkwy, Beaverton 97006 | (503) 533-1605 |
| Toshiba America Electronic 8323 Sw Cirrus Dr, Beaverton 97008 | (503) 466-3721 |
| Semitool Inc 1600 Nw Compton Dr # 202, Beaverton 97006 | (503) 643-5950 |
| Cascade Semiconductor Solution 1905 Nw 169th Pl # 121, Beaverton 97006 | (503) 533-9489 |
| Celerity 9665 Sw Allen Blvd # 113, Beaverton 97005 | (503) 643-5564 |
| Cyber Optics Semiconductor Inc 13555 Sw Millikan Way, Beaverton 97005 | (503) 495-2200 |
| Entegris Inc 14780 Sw Osprey Dr # 240, Beaverton 97007 | (503) 524-6048 |
| Maxim Integrated Products 13500 Sw Jenkins Rd, Beaverton 97005 | (503) 641-3737 |
| Maxim Integrated Products 14320 Sw Jenkins Rd, Beaverton 97005 | (503) 641-3737 |
| Kla-Tencor Corp 20475 Nw Amberwood Dr # 130, Beaverton 97006 | (503) 439-2000 |
| Komatsu Silicon America Inc 1915 Nw Amberglen Pkwy # 200, Beaverton 97006 | (503) 640-7000 |