| OSOil States Industries Piper Valve | Oklahoma City | OK | Fabricated Metal Product Manufacturing332911 | 20-99 | ◐ LIKELY ACTIVE |
| ONOK-Guthrie-W Noble | Guthrie | OK | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| OLOkiegunrunner LLC | Kiowa | OK | Fabricated Metal Product Manufacturing332994 | — | ◐ LIKELY ACTIVE |
| OFOklahoma Fluid Solutions, L.l.c. | Broken Arrow | OK | Fabricated Metal Product Manufacturing332912 | — | ◐ LIKELY ACTIVE |
| OMOklahoma Metal Creations, LLC | Fletcher | OK | Fabricated Metal Product Manufacturing332323 | — | ◐ LIKELY ACTIVE |
| OOOrizon Olathe | Olathe | OK | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| OSOzark Steel LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OSOzark Steel LLC North | Tulsa | OK | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PMP5 Machine, LLC | Antlers | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| PEPermian Enterprises LTD | Oklahoma City | OK | Fabricated Metal Product Manufacturing332996 | 100-499 | ◐ LIKELY ACTIVE |
| QHQMI Headquarters | Pryor | OK | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| RRRagged Rose, LLC | Sallisaw | OK | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| RBRBC Bearings Oklahoma | Oklahoma City | OK | Fabricated Metal Product Manufacturing332991 | 20-99 | ◐ LIKELY ACTIVE |
| RWRcb Welding, LLP | Yukon | OK | Fabricated Metal Product Manufacturing332439 | — | ◐ LIKELY ACTIVE |
| RVReal Value LLC | Moore | OK | Fabricated Metal Product Manufacturing332439 | — | ◐ LIKELY ACTIVE |
| RMRhad Manufacturing and Machine, LLC. | Bartlesville | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
R.s. Hughes Co, INC | Tulsa | OK | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| RMRussell Metalwrx LLC | Newalla | OK | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| SKScott Kramer LLC | Hugo | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| SPSkyline Precision, LLC | Sapulpa | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| SSSooner Surfacing and Machine LLC | Oklahoma City | OK | Fabricated Metal Product Manufacturing332710 | — | ▲ REPORTED CLOSED |
| SUSouthwest United Industries - Tulsa | Tulsa | OK | Fabricated Metal Product Manufacturing332813 | 100-499 | ◐ LIKELY ACTIVE |
| SMSpenco Metal Works, LLC | Enid | OK | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| TBTaylor Building Systems | Chickasha | OK | Fabricated Metal Product Manufacturing332311 | 100-499 | ◐ LIKELY ACTIVE |
| TOTenaris Oklahoma Service Center | Amber | OK | Fabricated Metal Product Manufacturing332996 | 20-99 | ◐ LIKELY ACTIVE |
Threaded Fasteners, Inc. (Tulsa 006) | Tulsa | OK | Fabricated Metal Product Manufacturing332722 | 1-19 | ◐ LIKELY ACTIVE |
| TVTotal Valve Systems | Broken Arrow | OK | Fabricated Metal Product Manufacturing332911 | 100-499 | ◐ LIKELY ACTIVE |
| TOTulsa OK. | Tulsa | OK | Beverage and Tobacco Product Manufacturing312111 | 1-19 | ◐ LIKELY ACTIVE |
| TMTurbine Master Inc | Tahlequah | OK | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| VIValco INC | Duncan | OK | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| VGValence Grove DBA Pride Plating | Grove | OK | Fabricated Metal Product Manufacturing332813 | 100-499 | ◐ LIKELY ACTIVE |
| VIValmont Industries Claremore Shipping | Claremore | OK | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| VSVetcore Solutions, LLC | Shawnee | OK | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| VTVon Tungeln Equipment INC | El Reno | OK | Fabricated Metal Product Manufacturing332311 | — | ◐ LIKELY ACTIVE |
| VIVrtx Industrial CORP. | Edmond | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| WMWashita Machine LLC | Chickasha | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| WIWesterman Inc. - Tulsa | Catoosa | OK | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| WAWorldwide Air Coolers | Tulsa | OK | Fabricated Metal Product Manufacturing332410 | 20-99 | ◐ LIKELY ACTIVE |
| ZMZeco Machine Inc | Guthrie | OK | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| BSBlackfoot Services, LLC | Comanche | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| BCBuzbee Cnc Machining LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| FGFlanco Gasket and Mfg., INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| PMPadgett Machine Shop LLC | Broken Arrow | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| PPPeters Precision Machining, LLC | Claremore | OK | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| RLRedfeather, LLC | Muskogee | OK | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| SSSoldiers Solution LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332510 | — | ◐ LIKELY ACTIVE |
| SMSovereign Metal Works LLC | Atoka | OK | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| WWWill Weld 4 Money LLC | Durant | OK | Fabricated Metal Product Manufacturing332996 | — | ◐ LIKELY ACTIVE |
| 3D3 D Manufacturing, INC | Sand Springs | OK | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| 6W6g Welding & Fabrication, INC. | Cache | OK | Fabricated Metal Product Manufacturing332999 | 1-19 | ◇ UNVERIFIED |