| OBOneSubsea Berwick | Bayou Vista | LA | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| PPft-tulsa | Tulsa | OK | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| PAPropell American, LLC | Granbury | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| RFRig FM529 | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| RRolligon | Anderson | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| SIServtech, Inc. /// A Roeslein Company | Louisville | CO | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| SCSonic Connectors LTD | Midland | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
Spitzer Industries - Fisher Division | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
Spitzer Industries - Heavy Fabrication Division (HFD) | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| SSSPM Service Center - Fort Worth | Fort Worth | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| SMStephenville Manufacturing Plant | Stephenville | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| TETally Energy Services, LLC | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| TPTejas Production Services | Victoria | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| TMTulsa Manufacturing Plant | Tulsa | OK | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| TTX-Houston-Fallbrook | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| VPVault Pressure Control | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |
| WCWOM - Canemont | Houston | TX | Machinery Manufacturing333132 | 100-499 | ◐ LIKELY ACTIVE |