| PEPremier Edible Oils Site | Portland | OR | Food Manufacturing311220 | — | ◇ UNVERIFIED |
| PSProvidence Saint Vincent Medical Center | Portland | OR | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| QQuad | Portland | OR | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| RCRadisys Corporation | Hillsboro | OR | Computer and Electronic Product Manufacturing334111 | — | ◇ UNVERIFIED |
| RRRainbow Rock Village Mobile Home Park | Brookings | OR | Wood Product Manufacturing321991 | — | ◇ UNVERIFIED |
| RAR and M Fiberglass | Turner | OR | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RIReach INC | Klamath Falls | OR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| RRedbuilt | Hillsboro | OR | Wood Product Manufacturing321213 | — | ◇ UNVERIFIED |
| RIRedmond Industries | Portland | OR | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| RMReedsport Machine & Fabrication‎ | Winchester Bay | OR | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| RPRhone-poulenc Portland Site | Portland | OR | Chemical Manufacturing325320 | — | ◇ UNVERIFIED |
| RFRick Franklin Corporation | Lebanon | OR | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| RMRiverbend Materials | Eugene | OR | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| RPRiver Point Farms | Hermiston | OR | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| RRoadmaster | Portland | OR | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| RCRogue Community College - Table Rock Campus | White City | OR | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| RTRogue Transfer and Recycling | Medford | OR | Electrical Equipment, Appliance & Component Manufacturing335311 | — | ◇ UNVERIFIED |
| RVRogue Valley Circuit Site | Medford | OR | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| RLRosboro Lumber | Springfield | OR | Primary Metal Manufacturing331112 | — | ◇ UNVERIFIED |
 Roseburg Forest Products CO. | North Bend | OR | Wood Product Manufacturing321212 | — | ◇ UNVERIFIED |
| RARough and Ready Lumber Site | Cave Junction | OR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| RBRoyal Bumper Services | Woodburn | OR | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| RORoyal Oak Enterprises Medford Furnace | White City | OR | Chemical Manufacturing325191 | — | ◇ UNVERIFIED |
| RPRoyal Pacific Industries | Mcminnville | OR | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| RMRpm Motorsports | Central Point | OR | Computer and Electronic Product Manufacturing334412 | — | ◇ UNVERIFIED |
| RDRr Donnelley Site | Portland | OR | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| RFRsg Forest Products Molalla Division | Molalla | OR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| SASalem Arc | Salem | OR | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| SLSantiam Lumber | Lebanon | OR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| STSarepta Therapeutics | Corvallis | OR | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| SDSauer Danfoss Site | Hillsboro | OR | Fabricated Metal Product Manufacturing332912 | — | ◇ UNVERIFIED |
| SBSause Bros., INC. | Coos Bay | OR | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| SBSawtek Bend | Bend | OR | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| SSSchnitzer Steel Industries - North Burgard Facility | Portland | OR | Food Manufacturing311222 | — | ◇ UNVERIFIED |
| SESchoolhouse Electric CO | Portland | OR | Fabricated Metal Product Manufacturing332813 | 100-499 | ◇ UNVERIFIED |
| SBSeran Bioscience LLC | Bend | OR | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| SBSeran Bioscience, LLC | Bend | OR | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| SFShearers Foods | Hermiston | OR | Food Manufacturing311830 | — | ◇ UNVERIFIED |
| SSSicamore Semiconductor | Bend | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| SISimonds International | Portland | OR | Fabricated Metal Product Manufacturing332211 | — | ◇ UNVERIFIED |
| SHSkyline Homes | Mcminnville | OR | Wood Product Manufacturing321991 | — | ◇ UNVERIFIED |
| SESmith Equipment and Welding | Prineville | OR | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| SISolarworld Industries America | Hillsboro | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| SSSolopower Systems | Portland | OR | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| SSSouthport Sawmill - Coos Bay | Coos Bay | OR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| SPSpm Portland Site | Hillsboro | OR | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| SDSrc Division of Rossborough Supply CO | Albany | OR | Food Manufacturing311942 | — | ◇ UNVERIFIED |
| SVSrc Vision Site | Medford | OR | Machinery Manufacturing333294 | — | ◇ UNVERIFIED |
| SLStafford Logging Chipyard | Prineville | OR | Wood Product Manufacturing321000 | — | ◇ UNVERIFIED |
| SBStar Bright Chrome Plating | Oregon City | OR | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
