| QBQuick Brick | Tulsa | OK | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| RMRiverside Machine | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RHRoto Hammer Industries, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SMSarduccis Metal Works, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SISbpj INC. D/b/a Damar Manufacturing | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SISbs Industries | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| STScreen Tech International | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SFSfs Fabrication | Tulsa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| STSierra Technologies | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SMSooner Manufacturing | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SSSouthern Specialties CORP | Tulsa | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| SSSpecific Systems, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SHSpx Heat Transfer INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
| SAStarlite Aluminum Products INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| SMStar Machine | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| SCSulzer Chemtech | Tulsa | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| SCSulzer Chemtech Usa, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| SHSun Heat Treating, Inc./sun Materials Testing | Tulsa | OK | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TATabko Aluminum Products, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| TLTft, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| TAThe Agilis Group Dba Southern Specialties | Tulsa | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| THThe Home Stake Royalty Corporation | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TOThe Olympic Company | Tulsa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| TWThermal Windows, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| TMThompson Manufacturing Company INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| TRTimely Rewards, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TBTMF Burnsco, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| TFTulsa Fin Tubes, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| THTulsa Heaters, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
| VCVelocity Custom Fabrication, Inc. | Tulsa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| WPWagner Plate Works, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| WEWorldwide Exchangers, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |