Oiltrak Services, LLC | Houston | — | ● ACTIVE |
Prime Elevator CORP | Houston | — | ● ACTIVE |
Proserv Crane & Equipment INC | Houston | — | ● ACTIVE |
Ramteq, LLC | Houston | — | ● ACTIVE |
| RWRam Winch and Hoist Management, LLC | Houston | — | ● ACTIVE |
Sparrows Offshore LLC | Houston | — | ● ACTIVE |
| SISpifil INC | Houston | — | ● ACTIVE |
Stewart & Stevenson Power Products LLC | Houston | — | ● ACTIVE |
| SPSulzer Pumps US INC. | Houston | — | ● ACTIVE |
Supreme Integrated Technology, INC. | Houston | — | ● ACTIVE |
T.l. Precision Welding, INC | Houston | — | ● ACTIVE |
Trojan Worldwide INC | Houston | — | ● ACTIVE |
Valsamis, INC. | Houston | — | ● ACTIVE |
Wilsherco, INC. | Houston | — | ● ACTIVE |
| STSchlumberger Technology | Houston | 100–499 | ◐ LIKELY ACTIVE |
| NINailor Industries of Texas | Houston | 500+ | ◐ LIKELY ACTIVE |
| NONational Oilwell Varco Houston Repair Center | Houston | 100–499 | ◐ LIKELY ACTIVE |
| NHNov Houston Creekmont Facility | Houston | — | ◐ LIKELY ACTIVE |
| PFPv Fluid Products | Houston | 100–499 | ◐ LIKELY ACTIVE |
Smith International INC | Houston | — | ◐ LIKELY ACTIVE |
Stewart Tubular Products LLC | Houston | — | ◐ LIKELY ACTIVE |
| BHBaker Hughes Rankin Rd Cnt | Houston | — | ◐ LIKELY ACTIVE |
| BHBaker Hughes Emmott Road Plant | Houston | — | ◇ UNVERIFIED |
| DIDril-quip INC | Houston | — | ◇ UNVERIFIED |
| GHGe Hydril | Houston | — | ◇ UNVERIFIED |
| NONational Oilwell | Houston | — | ◇ UNVERIFIED |
| RAReslink a Division of Schlumberger Technology | Houston | — | ◇ UNVERIFIED |
| VSVarco Shaffer Facility | Houston | — | ◇ UNVERIFIED |
Helix Earth Technologies INC | Houston | — | ◐ LIKELY ACTIVE |
| OTOrbital Traction, LLC | Houston | — | ◐ LIKELY ACTIVE |
Prts Global, LLC | Houston | — | ◐ LIKELY ACTIVE |
Spitzer Industries, INC | Houston | — | ◐ LIKELY ACTIVE |
| SESamco Enterprises | Houston | — | ◇ UNVERIFIED |
| APAfton Pumps - Ave N | Houston | 20–99 | ◐ LIKELY ACTIVE |
| CGC-b Gear & Machine | Houston | 1–19 | ◐ LIKELY ACTIVE |
Doble Engineering Company (Houston, TX) | Houston | 1–19 | ◐ LIKELY ACTIVE |
| DPDover Pearland Operations | Houston | 100–499 | ◐ LIKELY ACTIVE |
| DODuffens Optical | Houston | 20–99 | ◐ LIKELY ACTIVE |
| EEEnQuest Energy Solutions | Houston | 100–499 | ◐ LIKELY ACTIVE |
| FFlowserve | Houston | 20–99 | ◐ LIKELY ACTIVE |
| GPGeneral Plastics and Composites | Houston | 100–499 | ◐ LIKELY ACTIVE |
| GCGulf Coast Oil & Gas Industries | Houston | 20–99 | ◐ LIKELY ACTIVE |
| HHouston | Houston | 100–499 | ◐ LIKELY ACTIVE |
| HSHouston Service Industries | Houston | 20–99 | ◐ LIKELY ACTIVE |
| MEMeridian Equipment, INC. | Houston | 20–99 | ◐ LIKELY ACTIVE |
| NWNov Wise Breen Drive | Houston | — | ◐ LIKELY ACTIVE |
| SAShield Air Solutions, INC. | Houston | 100–499 | ◐ LIKELY ACTIVE |
| SESiemens Energy | Houston | 100–499 | ◐ LIKELY ACTIVE |
| SLSpooltech, LLC | Houston | — | ◐ LIKELY ACTIVE |
| TETas Energy | Houston | 500+ | ◐ LIKELY ACTIVE |