| NFNonni's Foods, LLC | Tulsa | OK | Food Manufacturing311812 | 100-499 | ◐ LIKELY ACTIVE |
| NNNORDAM Nacelles and Thrust Reversers | Tulsa | OK | Transportation Equipment Manufacturing336411 | 100-499 | ◐ LIKELY ACTIVE |
| NHNov Hydra Rig Duncan | Duncan | OK | Machinery Manufacturing333132 | — | ◐ LIKELY ACTIVE |
| NLNov Lindsay Mobile Rigs | Lindsay | OK | Machinery Manufacturing333132 | — | ◐ LIKELY ACTIVE |
| OFOK057 Fletcher Gypsum | Fletcher | OK | Nonmetallic Mineral Product Manufacturing327420 | 100-499 | ◐ LIKELY ACTIVE |
| OWOkeozark Winery | Salina | OK | Beverage and Tobacco Product Manufacturing312130 | 1-19 | ◐ LIKELY ACTIVE |
| OFOk Foods, INC. Muldrow Plant | Muldrow | OK | Food Manufacturing311615 | — | ◐ LIKELY ACTIVE |
| OCOklahoma City Meat Company | Oklahoma City | OK | Food Manufacturing311612 | 20-99 | ◐ LIKELY ACTIVE |
| OSOklahoma Shirt Company | Oklahoma City | OK | Printing and Related Support Activities323113 | 20-99 | ◐ LIKELY ACTIVE |
| OLOmega Laser Design, INC. | Oklahoma City | OK | Miscellaneous Manufacturing339950 | 1-19 | ◐ LIKELY ACTIVE |
| OTOowa / Tsc | Pryor | OK | Food Manufacturing311222 | — | ◐ LIKELY ACTIVE |
| OSOps Sales Company | Dewey | OK | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| OMO'Steen Meat Specialties, Inc. | Oklahoma City | OK | Food Manufacturing311510 | — | ◐ LIKELY ACTIVE |
| OTOverbilt Trailer Company | Drumright | OK | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| OMOverland Material and Manufacturing INC / Astec 3 | Mill Creek | OK | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| OMOverland Material and Manufacturing INC / Astec 6 | Ada | OK | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| OCOxbow Calcining LLC | Kremlin | OK | Petroleum and Coal Products Manufacturing324199 | 20-99 | ◐ LIKELY ACTIVE |
| PWPaccar Winch INC / Okmulgee Facility | Okmulgee | OK | Machinery Manufacturing333120 | — | ◐ LIKELY ACTIVE |
| POPal-Serv of Oklahoma City | Oklahoma City, OK | OK | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| PPPan Pacific Products | Broken Bow | OK | Wood Product Manufacturing321219 | 100-499 | ◐ LIKELY ACTIVE |
| PPPatriot Prosthetics & Orthotics, INC. | Yukon | OK | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |
| PCP C Concrete CO INC | Ponca City | OK | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| PCPecan Creek Winery | Muskogee | OK | Beverage and Tobacco Product Manufacturing312130 | 1-19 | ◐ LIKELY ACTIVE |
| PIPennington Industries LLC | Tuttle | OK | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| PRPerry Ready Mix INC | Perry | OK | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| PRPhillips Research Center | Bartlesville | OK | Petroleum and Coal Products Manufacturing324199 | — | ◐ LIKELY ACTIVE |
| PWPratt & Whitney Military Aftermarket Services, INC. | Oklahoma City | OK | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| PSPremier Steel Services, LLC | Glenpool | OK | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PTPremier Tool & Design INC | Oklahoma City | OK | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| PAPrinting and Pub Sys Div | Weatherford | OK | Chemical Manufacturing325992 | — | ◐ LIKELY ACTIVE |
| PIPryor Industrial Conservation | Pryor | OK | Paper Manufacturing322130 | — | ◐ LIKELY ACTIVE |
| PAPut a cork in it | Oklahoma City | OK | Beverage and Tobacco Product Manufacturing312130 | 1-19 | ◐ LIKELY ACTIVE |
| QCQuikrete Companies LLC / Quikrete Tulsa 13th St | Tulsa | OK | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| RWRamsey Winch | Tulsa | OK | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| RIReddy Ice - Clinton (366) | Clinton | OK | Beverage and Tobacco Product Manufacturing312113 | 1-19 | ◐ LIKELY ACTIVE |
| RRRed River Pallet Inc | Marietta | OK | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| RORoll Offs of America | Durant | OK | Fabricated Metal Product Manufacturing332439 | 100-499 | ◐ LIKELY ACTIVE |
| RHRound House Manufacturing LLC | Shawnee | OK | Apparel Manufacturing315220 | 20-99 | ◐ LIKELY ACTIVE |
| RHR.W. Holland I, LCC | Tulsa | OK | Fabricated Metal Product Manufacturing332410 | 20-99 | ◐ LIKELY ACTIVE |
| SESeaboard Energy of Oklahoma, LLC | Guymon | OK | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| SFSeaboard Farms, INC. | Guymon | OK | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| SFSeaboard Foods LLC | Guymon | OK | Food Manufacturing311119 | 500+ | ◐ LIKELY ACTIVE |
| SJS & J Manufacturing INC | Skiatook | OK | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| SASofidal America, Corp.-autumn Ii on Site | Inola | OK | Paper Manufacturing322120 | — | ◐ LIKELY ACTIVE |
| SISpectrumfx, INC. | Tulsa | OK | Chemical Manufacturing325998 | 1-19 | ◐ LIKELY ACTIVE |
| SNSpf North America | Guymon | OK | Food Manufacturing311111 | — | ◐ LIKELY ACTIVE |
State Industrial Products Tulsa | Broken Arrow | OK | Chemical Manufacturing325611 | 1-19 | ◐ LIKELY ACTIVE |
| SCSuburban Cabinet Shop, LLC | Oklahoma City | OK | Furniture and Related Product Manufacturing337110 | 20-99 | ◐ LIKELY ACTIVE |
| SMSunset Moulding - Idabel Division | Idabel | OK | Wood Product Manufacturing321911 | 1-19 | ◐ LIKELY ACTIVE |
| TFTaylor Forge Engineered Systems Tulsa | Tulsa | OK | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |