| MOMaruichi Oregon Steel Tube | Portland | OR | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| MFMasami Foods | Klamath Falls | OR | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| NFNational Frozen Foods Corporation | Albany | OR | Food Manufacturing311411 | 100-499 | ◐ LIKELY ACTIVE |
| NFNorthland Furniture | Bend | OR | Furniture and Related Product Manufacturing337122 | 20-99 | ◐ LIKELY ACTIVE |
| OMOchoco Manufacturing CORP | Prineville | OR | Leather and Allied Product Manufacturing316110 | — | ◐ LIKELY ACTIVE |
Olympic Forest Products | Mist | OR | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
Optimize Technologies, INC. | Oregon City | OR | Computer and Electronic Product Manufacturing334516 | — | ◐ LIKELY ACTIVE |
| OCOregon Cascade Building Materials INC | Junction City | OR | Wood Product Manufacturing321114 | 1-19 | ◐ LIKELY ACTIVE |
| PAPacific Architectural Wood Products, LLC | Canby | OR | Wood Product Manufacturing321911 | 20-99 | ◐ LIKELY ACTIVE |
| PFPacific Fir Lumber CO | Sheridan | OR | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| PWPacific Wood Preserving of Oregon | Sheridan | OR | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| PEPentagon Ems Corporation | Hillsboro | OR | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| PSPortland Specialty Baking LLC | Portland | OR | Food Manufacturing311812 | 100-499 | ◐ LIKELY ACTIVE |
| PMPrecision Machine & Mfg | Eugene | OR | Fabricated Metal Product Manufacturing332114 | 20-99 | ◐ LIKELY ACTIVE |
| PPPremier Press | Portland | OR | Printing and Related Support Activities323110 | 100-499 | ◐ LIKELY ACTIVE |
| PSPressure Safe | Troutdale | OR | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| RFResers Fine Foods Century Plant | Hillsboro | OR | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| RMRocky Mountain Colby Pipe Company | Pendleton | OR | Plastics and Rubber Products Manufacturing326122 | 20-99 | ◐ LIKELY ACTIVE |
| RPRodda Paint | Portland | OR | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
Rogue Jet Boatworks, INC | White City | OR | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| RRoseburg | Roseburg | OR | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| RFRoseburg Forest Products Medford | Medford | OR | Wood Product Manufacturing321219 | — | ◐ LIKELY ACTIVE |
| SDScientific Developments INC | Eugene | OR | Textile Mills313320 | 20-99 | ◐ LIKELY ACTIVE |
Shelterworks, LTD | Philomath | OR | Nonmetallic Mineral Product Manufacturing327331 | — | ◐ LIKELY ACTIVE |
| SSimplot | Ontario | OR | Food Manufacturing311411 | — | ◐ LIKELY ACTIVE |
| SCSkutt Ceramic Products, INC. | Portland | OR | Machinery Manufacturing333994 | 20-99 | ◐ LIKELY ACTIVE |
| SOSouthern Oregon Ready Mix | Central Point | OR | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| SRS R Smith Manufacturing | Canby | OR | Plastics and Rubber Products Manufacturing326121 | — | ◐ LIKELY ACTIVE |
| SLStarfire Lumber CO. | Cottage Grove | OR | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| SIStates Industries | Eugene | OR | Wood Product Manufacturing321211 | 100-499 | ◐ LIKELY ACTIVE |
| SSuterra | Bend | OR | Leather and Allied Product Manufacturing316110 | 100-499 | ◐ LIKELY ACTIVE |
| SLSuterra LLC | Bend | OR | Chemical Manufacturing325320 | — | ◐ LIKELY ACTIVE |
Swanson Group Mfg. Llc, Springfield | Springfield | OR | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| TLTec Labs | Albany | OR | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| TBTektronix Beaverton Campus | Beaverton | OR | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| TAThe Amalgamated Sugar Company | Nyssa | OR | Food Manufacturing311312 | 100-499 | ◐ LIKELY ACTIVE |
| TPTimber Products CO. Limited Partnership | Medford | OR | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| TOTokyo Ohka Kogyo America | Hillsboro | OR | Food Manufacturing311942 | — | ◐ LIKELY ACTIVE |
| TGTp Grants Pass, LLC | Grants Pass | OR | Wood Product Manufacturing321211 | 100-499 | ◐ LIKELY ACTIVE |
| TBTwist Bioscience | Wilsonville | OR | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| WMWauna Mill | Clatskanie | OR | Wood Product Manufacturing321114 | — | ◐ LIKELY ACTIVE |
| WGWillamette Graystone - Medford, Or Block Plant | Medford | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| WGWillamette Graystone - Salem | Salem | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| WVWillamette Valley Vineyards | Turner | OR | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| WCWorld Class Technology Corporation | Mcminnville | OR | Miscellaneous Manufacturing339114 | — | ◐ LIKELY ACTIVE |
| WTWyman-gordon Titanium Castings | Albany | OR | Primary Metal Manufacturing331528 | — | ◐ LIKELY ACTIVE |
| ACAgilyx Corporation | Tigard | OR | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| ADAnalog Devices, INC. | Beaverton | OR | Machinery Manufacturing333242 | — | ◐ LIKELY ACTIVE |
| ASArclin Surfaces, INC. | Portland | OR | Paper Manufacturing322220 | — | ◐ LIKELY ACTIVE |
| CPCollins Products | Klamath Falls | OR | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |