| Business | Phone |
| Circuit Images Inc 2074 Nw Aloclek Dr # 418, Hillsboro 97124 | (503) 629-2133 |
| Custom Electronic Assembly 2625 Se 39th Loop # D, Hillsboro 97123 | (503) 844-9690 |
| Electro Tech Assembly 2575 Ne Kathryn St # 30, Hillsboro 97124 | (503) 640-3811 |
| Passageway International 5285 Ne Elam Young Pkwy, Hillsboro 97124 | (503) 615-8508 |