| LELinde Engineering North America, LLC | Catoosa | OK | — | ◇ UNVERIFIED |
| LRLufkin Rods | Nappanee | IN | — | ◇ UNVERIFIED |
| MTMorgantown Tech Svc/perry Twp Plt | Mount Morris | PA | — | ◇ UNVERIFIED |
| NONational Oilwell | Houston | TX | — | ◇ UNVERIFIED |
| NONational Oilwell Varco LP | Cedar Park | TX | — | ◇ UNVERIFIED |
| NSNorris Sucker Rods / 4801 W 49th St Norris Sucker Rod Faclt | Tulsa | OK | — | ◇ UNVERIFIED |
| NHNov Houston Creekmont Facility | Houston | TX | — | ◇ UNVERIFIED |
| NRNov Reedhycalog | Conroe | TX | — | ◇ UNVERIFIED |
| NRNov Rig Systems Rubber Plant | Houston | TX | — | ◇ UNVERIFIED |
| NRNov Rolligon Anderson | Anderson | TX | — | ◇ UNVERIFIED |
Oil States Industries, INC. - Mmc | Houston | TX | — | ◇ UNVERIFIED |
| OSOil States Skagit Smatco LLC - Houma Manufacturing Facility | Houma | LA | — | ◇ UNVERIFIED |
| PHParker Hannifin Filtration | Mineral Wells | TX | — | ◇ UNVERIFIED |
Precision International | Iola | KS | — | ◇ UNVERIFIED |
| RDR2r & D LLC Dba Superod | Big Spring | TX | — | ◇ UNVERIFIED |
| RAReslink a Division of Schlumberger Technology | Houston | TX | — | ◇ UNVERIFIED |
Smith International INC | Houston | TX | — | ◇ UNVERIFIED |
| SSStewart & Stevenson LLC | Houston | TX | — | ◇ UNVERIFIED |
| SVStone Valley Subdivision | Lampasas | TX | — | ◇ UNVERIFIED |
| TWTd Williamson INC / 6801 S 65th W Ave | Sapulpa | OK | — | ◇ UNVERIFIED |
| TGTechnipfmc Gremp Campus | Houston | TX | — | ◇ UNVERIFIED |
| TPTitan Peq | Alleyton | TX | — | ◇ UNVERIFIED |
| TSTitan Specialties LTD | Pampa | TX | — | ◇ UNVERIFIED |
| UMUe Manufacturing | Oklahoma City | OK | — | ◇ UNVERIFIED |
| VSVarco Shaffer Facility | Houston | TX | — | ◇ UNVERIFIED |
| VPVault Pressure Control Shawnee | Shawnee | OK | — | ◇ UNVERIFIED |
| VGVetco Gray, INC. | Broussard | LA | — | ◇ UNVERIFIED |
| VHVt Halter Marine, Pascagoula Operations | Pascagoula | MS | — | ◇ UNVERIFIED |
| WAWeatherford Artificial Lift Systems INC | Greenville | TX | — | ◇ UNVERIFIED |
| WIWeatherford International Huntsville Manufacturing | Huntsville | TX | — | ◇ UNVERIFIED |
| WIWeatherford International INC - Weatherford Artificial Lift Systems LLC | Scott | LA | — | ◇ UNVERIFIED |
| WIWelldynamics INC | Spring | TX | — | ◇ UNVERIFIED |
| 0H0181 - HSE COE Casing Equipment | Houston | TX | 20–99 | ◐ LIKELY ACTIVE |
| 0T0290-HES The Woodlands-Conroe | Conroe | TX | 100–499 | ◐ LIKELY ACTIVE |
| 2R2001 Rankin Road | US, TX, Houston | TX | 500+ | ◐ LIKELY ACTIVE |
| 6C6401 Cameron HCTC | Houston | TX | 100–499 | ◐ LIKELY ACTIVE |
| ADAbaco Drilling Technologies | Houston | TX | 100–499 | ◐ LIKELY ACTIVE |
| ABAdvanced Biogas Systems | Hot Springs | NC | 20–99 | ◐ LIKELY ACTIVE |
| AAAngstrom Advanced INC. | Stoughton | MA | — | ◐ LIKELY ACTIVE |
| ATApplied Technologies Center | Paso Robles | CA | 100–499 | ◐ LIKELY ACTIVE |
| ATAPS Tech LLC TX | Houston | TX | 1–19 | ◐ LIKELY ACTIVE |
| BHBaker Hughes - Brittmoore | Houston | TX | 100–499 | ◐ LIKELY ACTIVE |
| BHBaker Hughes - Emmott | Houston | TX | 100–499 | ◐ LIKELY ACTIVE |
| BHBaker Hughes Energy Transition LLC | Houston | TX | — | ◐ LIKELY ACTIVE |
| BHBaker Hughes Pump Plant | Claremore | OK | 100–499 | ◐ LIKELY ACTIVE |
| BHBaker Hughes Woodlands Drill Bits | The Woodlands | TX | 100–499 | ◐ LIKELY ACTIVE |
| BSBakersfield Steam crt. Rig Equipment Mobile Rig AFM-MR | Bakersfield | CA | 1–19 | ◐ LIKELY ACTIVE |
| BTBay Tech Industries INC | Harvey | LA | — | ◐ LIKELY ACTIVE |
| BBeaver | Beaver | WV | 20–99 | ◐ LIKELY ACTIVE |
| BBedford | Bedford | PA | 100–499 | ◐ LIKELY ACTIVE |