| UEUpwing Energy - Cerritos HQ | Cerritos | CA | 20–99 | ◐ LIKELY ACTIVE |
| WWatson | Fort Worth | TX | 100–499 | ◐ LIKELY ACTIVE |
| WIWatson-hopper, INC. | Hobbs | NM | 20–99 | ◐ LIKELY ACTIVE |
| AOAntelope Oil Tool & Manufacturing | Mineral Wells | TX | — | ◇ UNVERIFIED |
| BHBaker Hughes, Broken Arrow Facility | Broken Arrow | OK | — | ◇ UNVERIFIED |
| BHBaker Hughes Emmott Road Plant | Houston | TX | — | ◇ UNVERIFIED |
| BHBaker Hughes Oilfield Operations, LLC | Oklahoma City | OK | — | ◇ UNVERIFIED |
| BHBaker Hughes Rankin Rd Cnt | Houston | TX | — | ◇ UNVERIFIED |
| BLBoardwalk La Midstream LLC - Sulphur Storage Terminal | Sulphur | LA | — | ◇ UNVERIFIED |
| BNBrandt Nov | Conroe | TX | — | ◇ UNVERIFIED |
| COCable Operations | Claremore | OK | — | ◇ UNVERIFIED |
| CICameron International CORP | Patterson | LA | — | ◇ UNVERIFIED |
| DCDerrick CORP | Cheektowaga | NY | — | ◇ UNVERIFIED |
| DWDragon Wespine Facility | Beaumont | TX | — | ◇ UNVERIFIED |
| DIDril-quip INC | Houston | TX | — | ◇ UNVERIFIED |
| ELEndurance Lift Solutions | Big Spring | TX | — | ◇ UNVERIFIED |
| GHGe Hydril | Houston | TX | — | ◇ UNVERIFIED |
| GGeodynamics | Millsap | TX | — | ◇ UNVERIFIED |
| HEHalliburton Energy Services - Conroe | Conroe | TX | — | ◇ UNVERIFIED |
| HEHalliburton Energy Services, INC. | Duncan | OK | — | ◇ UNVERIFIED |
| HEHalliburton Energy Services Jet Research Center | Alvarado | TX | — | ◇ UNVERIFIED |
| HCHarry Cameron Technology Center | Houston | TX | — | ◇ UNVERIFIED |
| IDInnovex Downhole Solutions | Houston | TX | — | ◇ UNVERIFIED |
| LELinde Engineering North America, LLC | Catoosa | OK | — | ◇ UNVERIFIED |
| LRLufkin Rods | Nappanee | IN | — | ◇ 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 |
| BWBenchmark Wireline Products, Inc. | Simonton | TX | 20–99 | ◐ LIKELY ACTIVE |
| BPBenoit Premium Threading, LLC | Houma | LA | 100–499 | ◐ LIKELY ACTIVE |
| BPBenoit Premium Threading, LLC - Ennis | Ennis | TX | 20–99 | ◐ LIKELY ACTIVE |
| BOBroussard Operations | Broussard | LA | 1–19 | ◐ LIKELY ACTIVE |
| CBCactus - Bossier City TTM | Houston | TX | 100–499 | ◐ LIKELY ACTIVE |
| CPCAM Process Technologies | Katy | TX | 100–499 | ◐ LIKELY ACTIVE |
| CHChampion Hi-Tech Mfg. - Houston | Houston | TX | 20–99 | ◐ LIKELY ACTIVE |
| CHChampion Hi-Tech Mfg. - Odessa | Odessa | TX | 1–19 | ◐ LIKELY ACTIVE |
| CECimarron Energy Inc | Houston | TX | 500+ | ◐ LIKELY ACTIVE |
| CCClaremore Cable Plant | Claremore | OK | 100–499 | ◐ LIKELY ACTIVE |
| DEDarby Equipment Company | Tulsa | OK | 20–99 | ◐ LIKELY ACTIVE |
| DCDeepwater Corrosion Services | Houston | TX | 20–99 | ◐ LIKELY ACTIVE |
| DCDerrick Corporation | Buffalo | NY | 500+ | ◐ LIKELY ACTIVE |
| D1District 1 | Houston | TX | 100–499 | ◐ LIKELY ACTIVE |
| DWDowning Wellhead Equipment LLC | Oklahoma City | OK | 100–499 | ◐ LIKELY ACTIVE |
| DMDuncan Manufacturing | Duncan | OK | 500+ | ◐ LIKELY ACTIVE |
| DUDynaEnergetics US Inc. -Blum, TX Main Campus | Blum | TX | 100–499 | ◐ LIKELY ACTIVE |
| DUDynaEnergetics US Inc. - Houston TX Corporate Office | Houston | TX | 1–19 | ◐ LIKELY ACTIVE |
| DUDynaEnergetics US INC - Midland, TX Distribution Center | Midland | TX | 1–19 | ◐ LIKELY ACTIVE |
| DUDynaEnergetics US Inc. -Mount Braddock, PA Distribution Center | Mount Braddock | PA | 1–19 | ◐ LIKELY ACTIVE |
| DUDynaEnergetics US Inc. -Whitney, TX Machine Shop & Warehouse | Whitney | TX | 20–99 | ◐ LIKELY ACTIVE |
| DODynamic Oilfield Services LLC | Midland | TX | 1–19 | ◐ LIKELY ACTIVE |
| EIElastec, Inc. 1309 | Carmi | IL | 20–99 | ◐ LIKELY ACTIVE |
| EIElastec, Inc. 211 | Fairfield | IL | 20–99 | ◐ LIKELY ACTIVE |
| EIElastec, Inc. 401 | Cocoa | FL | 1–19 | ◐ LIKELY ACTIVE |
| EEEnQuest Energy Solutions - Odessa | Odessa | TX | 1–19 | ◐ LIKELY ACTIVE |
| FMFammco Manufacturing | Tulsa | OK | 1–19 | ◐ LIKELY ACTIVE |
| FLFlogistix, LP | Oklahoma City | OK | 100–499 | ◐ LIKELY ACTIVE |
| FMFredericks Machine & Tool Shop INC | New Iberia | LA | 20–99 | ◐ LIKELY ACTIVE |
| GRGary Reichlinger | York | NE | — | ◐ LIKELY ACTIVE |