| EPEpson Portland Incorporated | Hillsboro | OR | Chemical Manufacturing325910 | — | ◇ UNVERIFIED |
| KRKnife River Hillsboro Concrete Plant | Hillsboro | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| QCQuantum Clean | Hillsboro | OR | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CMCabot Microelectronics | Hillsboro | OR | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| CCancarb | Hillsboro | OR | Electrical Equipment, Appliance & Component Manufacturing335991 | — | ◇ UNVERIFIED |
| CSCascade Systems Technology | Hillsboro | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| ETEbara Technologies INC | Hillsboro | OR | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| GNGlacier Northwest INC Hillsboro Ready-mix Plant | Hillsboro | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HDHome Depot 4010 | Hillsboro | OR | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| LHLinde Hillsboro | Hillsboro | OR | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| RCRadisys Corporation | Hillsboro | OR | Computer and Electronic Product Manufacturing334111 | — | ◇ UNVERIFIED |
| RRedbuilt | Hillsboro | OR | Wood Product Manufacturing321213 | — | ◇ UNVERIFIED |
| SDSauer Danfoss Site | Hillsboro | OR | Fabricated Metal Product Manufacturing332912 | — | ◇ UNVERIFIED |
| SISolarworld Industries America | Hillsboro | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| SPSpm Portland Site | Hillsboro | OR | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| TUTel US Holdings, Ste 8 | Hillsboro | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| USUlbrich Solar Technologies Oregon LLC - Suite 40 | Hillsboro | OR | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| VHVishay Hirel Systems | Hillsboro | OR | Computer and Electronic Product Manufacturing334416 | — | ◇ UNVERIFIED |
| WCWashington County Public Safety Training Center | Hillsboro | OR | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| RDR & D Plastics LLC | Hillsboro | OR | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| AIAccukraft INC | Hillsboro | OR | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| APAlliance Packaging LLC | Hillsboro | OR | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| AWAloha Welding INC | Hillsboro | OR | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| ACAmmcon CORP | Hillsboro | OR | Fabricated Metal Product Manufacturing332919 | — | ◇ UNVERIFIED |
| AUAms-osram USA INC. | Hillsboro | OR | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| AHApache Hose & Belting CO INC | Hillsboro | OR | Miscellaneous Manufacturing339991 | — | ◇ UNVERIFIED |
| AMApplied Materials | Hillsboro | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| AUAsml US LLC | Hillsboro | OR | Machinery Manufacturing333242 | — | ◇ UNVERIFIED |
| AMAutomatic Machining Ii INC | Hillsboro | OR | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| B3Bakery 37 Inc | Hillsboro | OR | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| BMBde Manufacturing Technologies | Hillsboro | OR | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| BCBlurae & CO INC | Hillsboro | OR | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
| BPBrakeaway Products INC | Hillsboro | OR | Transportation Equipment Manufacturing336991 | — | ◇ UNVERIFIED |
| BIBronleewe INC | Hillsboro | OR | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| CMCabot Microelectronics | Hillsboro | OR | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| CLCalico Light Weapons Systems | Hillsboro | OR | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| CSCarl Senour | Hillsboro | OR | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| C2Carter 2 Systems INC | Hillsboro | OR | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| CCCarter Cutlery CO | Hillsboro | OR | Fabricated Metal Product Manufacturing332211 | — | ◇ UNVERIFIED |
| CFC F Plastics INC | Hillsboro | OR | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| CLC & L Cabinets and Woodworking INC | Hillsboro | OR | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| CIColumbia Industries LLC | Hillsboro | OR | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
 Columbia Weather Systems INC | Hillsboro | OR | Computer and Electronic Product Manufacturing334519 | — | ◇ UNVERIFIED |
| CCCustom Contract Manufacturing LLC | Hillsboro | OR | Computer and Electronic Product Manufacturing334513 | — | ◇ UNVERIFIED |
| CSCustom Spring Products & Engineering INC | Hillsboro | OR | Fabricated Metal Product Manufacturing332612 | — | ◇ UNVERIFIED |
| DTDavis Tool INC | Hillsboro | OR | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| DLDaydream LLC | Hillsboro | OR | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| DHDisco Hi-tec America, INC. | Hillsboro | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| ECEsquivez Corporation | Hillsboro | OR | Food Manufacturing311999 | — | ◇ UNVERIFIED |
| FOFour Oh INC | Hillsboro | OR | Miscellaneous Manufacturing339950 | — | ◇ UNVERIFIED |
