| A2D Technologies | ofs | 1 |
| ABS Group of Companies | inspection | 1 |
| Accel Fusion, LLC | ofs | 1 |
| Accumulators, Inc. | equipment | 1 |
| ACS Separations & Mass-Transfer Products | equipment | 1 |
| Acuren / ABS Group | inspection | 2 |
| Advanced Valve Technology | equipment | 1 |
| AES American Energy Services Inc. | equipment | 1 |
| Agar Corporation | equipment | 1 |
| AIMS International, Inc. | inspection | 1 |
| Alloy Screen Works | equipment | 1 |
| Ambox Ltd. | materials | 1 |
| Amercable Systems | equipment | 1 |
| American Alloy Steel | materials | 1 |
| American Block MFG | equipment | 1 |
| AmeriMex Motor & Controls, Inc. | equipment | 1 |
| Amerjin Co., LLC | equipment | 1 |
| AMRI Inc. | equipment | 1 |
| Ansul / Tyco Fire & Security | inspection | 1 |
| Aris Water Solutions | ofs | 2 |
| Astro Technology Inc. | equipment | 1 |
| Atlas Instruments & Supply Co., Inc. | equipment | 1 |
| Azonix Corporation | equipment | 1 |
| Azura Energy Systems | equipment | 1 |
| AZZ Inc | equipment | 1 |
| Baker Hughes | ofs | 1 |
| Baker Hughes Druck / Panametrics | equipment | 2 |
| Baker Hughes Inc. | ofs | 1 |
| Bico Drilling Tools Inc. | equipment | 1 |
| Bishop Lifting Products, Inc. | equipment | 1 |
| BJ Process & Pipeline Services | ofs | 1 |
| BJ Services | ofs | 1 |
| Boots & Coots International Well Control | ofs | 1 |
| Brown Corrosion Services, Inc. | inspection | 1 |
| Bureau Veritas (Energy) | inspection | 2 |
| Cactus Inc. | equipment | 2 |
| Cameron | equipment | 1 |
| Cavo Drilling Motors | ofs | 1 |
| ChainCo International | inspection | 1 |
| ChampionX | ofs | 2 |
| Complete Production Services Inc. | ofs | 1 |
| Control Flow, Inc. | equipment | 1 |
| Cooper Cameron Corporation | equipment | 1 |
| CRC-Evans Pipeline International, Inc. | ofs | 1 |
| Cudd Energy Services | ofs | 1 |
| Cudd Pressure Control | ofs | 1 |
| Cudd Well Control | ofs | 1 |
| Damcos | equipment | 1 |
| DAN-LOC Bolt & Gasket | materials | 1 |
| Deep Well Services | ofs | 1 |
| Deepwater Corrosion Services Inc. | inspection | 1 |
| Derrick Equipment Company | equipment | 1 |
| Diamond Products International | equipment | 1 |
| Dickson Process Systems, LLC | equipment | 1 |
| DistributionNOW (DNOW) | materials | 2 |
| Draco Spring Mfg. Co. | materials | 1 |
| Draka Marine, Oil & Gas International | equipment | 1 |
| Dril-Quip | equipment | 1 |
| Dyna-Drill Technologies | equipment | 1 |
| Elite Supply Partners, Inc. | materials | 1 |
| Emerson (Energy & Automation) | equipment | 2 |
| EMS Pipeline Services | ofs | 1 |
| Energy Alloys | materials | 1 |
| Engineered Spring Products | materials | 1 |
| Enventure Global Technology | ofs | 1 |
| Expro Group | ofs | 2 |
| Exterran | equipment | 1 |
| F.W. Gartner | equipment | 1 |
| FabEnCo, Inc. | equipment | 1 |
| Fastorq Bolting Systems, Inc. | equipment | 1 |
| Federal Flange | materials | 1 |
| Flowserve | equipment | 1 |
| Flowserve Corporation | equipment | 1 |
| Forum Energy Technologies | equipment | 2 |
| Forum Oilfield Technologies | equipment | 1 |
| Gaumer Process Heaters | equipment | 1 |
| GBA-Corona | equipment | 1 |
| Generon IGS Americas | equipment | 1 |
| Gill Services, Inc. | equipment | 1 |
| Gilmore Valve Co. | equipment | 1 |
| Grace Instrument Company | equipment | 1 |
| Gulf Coast Downhole Technologies | equipment | 1 |
| Halliburton | ofs | 3 |
| HATEC Inc. | equipment | 1 |
| Helix Energy Solutions Group, Inc. | ofs | 1 |
| Hitemco Southwest | inspection | 1 |
| Holloway Houston Inc. | materials | 1 |
| Hot-Hed, Inc. | equipment | 1 |
| Houghton Offshore | ofs | 1 |
| Houston Digital Instruments, Inc. | equipment | 1 |
| Houston Distribution | equipment | 1 |
| Hydraquip | equipment | 1 |
| Hydril Pressure Control | equipment | 1 |
| IDM Equipment, LTD | equipment | 1 |
| Indumar Products, Inc. | equipment | 1 |
| Integrated Equipment, Inc. | equipment | 1 |
| International Paint LLC | inspection | 1 |
| Intsel Steel Distributors | materials | 1 |
| Jamison Products, L.P. | equipment | 1 |
| Jelec USA Inc. | equipment | 1 |
| Jogler, Inc. | equipment | 1 |
| John Zink | equipment | 1 |
| JT Oilfield Mfg. Co. Inc. | equipment | 1 |
| K-DYNE, Inc. | equipment | 1 |
| Kor-Lok USA, LLC | equipment | 1 |
| Leading Edge Turbine Technology, Ltd. | equipment | 1 |
| LHR Services & Equipment, Inc. | equipment | 1 |
| Liberty Energy | ofs | 2 |
| Logan Oil Tools | ofs | 1 |
| M-I SWACO | ofs | 1 |
| Maverick Tube | equipment | 1 |
| McJunkin Red Man / MRC | materials | 1 |
| MCM Oil Tools | equipment | 1 |
| MEDC International | equipment | 1 |
| Metal Coatings Corporation | inspection | 1 |
| MEXSSUB International, Inc. | inspection | 1 |
| Micro-SMART Systems, Inc. | equipment | 1 |
| MicroTesla | ofs | 1 |
| Mistras Group (Texas operations) | inspection | 2 |
| ModuSpec USA, Inc. | inspection | 1 |
| Momentum Chemical, LLC | ofs | 1 |
| Moss Seal Company | equipment | 1 |
| MRC Global | materials | 2 |
| MSI Oilfield Products | equipment | 1 |
| NATCO Group Inc. | equipment | 1 |
| National Bronze & Metals, Inc. | materials | 1 |
| National Oilwell | equipment | 1 |
| National-K-Works Inc. | equipment | 1 |
| Natural Gas Services Group, Inc | equipment | 1 |
| New Continental Equipment Co., Ltd. | equipment | 1 |
| Newpark Drilling Fluids | ofs | 1 |
| Norriseal (A Dover Company) | equipment | 1 |
| NOV Inc. | equipment | 2 |
| Oceaneering Space & Thermal Systems | equipment | 1 |
| Oderco Inc. | equipment | 1 |
| Offshore Marine Cable Specialists | equipment | 1 |
| Oilair Hydraulics Inc. | equipment | 1 |
| Oildata Logging Service Inc. | ofs | 1 |
| Oilfield-Electric-Marine, Inc. | equipment | 1 |
| Omron IDM Controls | equipment | 1 |
| Overseas Equipment Services, Inc. | ofs | 1 |
| Pathfinder Energy Services | ofs | 1 |
| Patriot Mechanical Handling, Inc. | equipment | 1 |
| Patterson Services, Inc. | ofs | 1 |
| Patterson Tubular Services | ofs | 1 |
| Pem-Tech, Inc. | inspection | 1 |
| Petron Industries Inc. | equipment | 1 |
| Pipeline Pigging Products, Inc. | equipment | 1 |
| PowerWell Services | ofs | 1 |
| Precision Tube Technology | equipment | 1 |
| ProFrac Holding | ofs | 1 |
| ProFrac Services | ofs | 2 |
| ProPetro | ofs | 1 |
| ProPetro Services | equipment | 1 |
| PSRG Inc. | inspection | 1 |
| Quality Tubing | equipment | 1 |
| Quintana Energy | ofs | 2 |
| Rapid-Torc Inc. | equipment | 1 |
| Retsco Ltd. | equipment | 1 |
| Rolfson Oil | ofs | 1 |
| RPC Inc. | ofs | 1 |
| RR Valve, Inc. | equipment | 1 |
| RSVP Actuators & Controls | equipment | 1 |
| Scorpion Oil Tools | equipment | 1 |
| SeaCAT, LP | equipment | 1 |
| Select Water Solutions | ofs | 2 |
| Shaw Pipeline Services | ofs | 1 |
| SLB (Schlumberger) | ofs | 2 |
| Smart Pipe Company, LP | equipment | 1 |
| Smith International | ofs | 1 |
| Solaris Oilfield Infrastructure | equipment | 2 |
| Sonardyne Inc. | equipment | 1 |
| Southwest Oilfield Products, Inc. | equipment | 1 |
| Specific Equipment Company | equipment | 1 |
| Stabil Drill | ofs | 1 |
| Stewarts-USA | equipment | 1 |
| Superior Wellhead Inc. | equipment | 1 |
| T.D. Williamson | equipment | 1 |
| T3 Energy Services, Inc. | equipment | 1 |
| TALON Technical Sales | equipment | 1 |
| TAM International, Inc. | equipment | 1 |
| Team Inc. | inspection | 2 |
| TechnipFMC | ofs | 2 |
| Tek-Rap Inc. | inspection | 1 |
| Tetralene Elastomer Incorporated (TEI) | equipment | 1 |
| Tetralene Incorporated | equipment | 1 |
| Tex-A-Draulics, Inc. | equipment | 1 |
| Texas Pipe & Supply | materials | 2 |
| Texma Petroleum Machinery | equipment | 1 |
| Thrustmaster of Texas, Inc. | equipment | 1 |
| Titan Technologies International, Inc. | equipment | 1 |
| Torp | ofs | 1 |
| Total Safety U.S., Inc. | inspection | 1 |
| Triple S Steel Supply | materials | 1 |
| TSC Manufacturing & Supply Co. | equipment | 1 |
| Tubacex America Inc. | materials | 1 |
| Tube Supply Inc. | materials | 1 |
| Tubular Instrumentation & Controls | equipment | 1 |
| U.S. Bolt Manufacturing, Inc. | materials | 1 |
| Ultima Labs, Inc. | equipment | 1 |
| Universal Compression Holdings Inc. | equipment | 1 |
| UTEX Industries | equipment | 1 |
| VetcoGray | equipment | 1 |
| Vortex Ventures Inc. | equipment | 1 |
| W-H Energy Services Inc. | ofs | 1 |
| Weatherford International | ofs | 2 |
| Webco Industries | materials | 1 |
| Well Data Technologies | ofs | 1 |
| Well Flow International LLC | ofs | 1 |
| Western Well Tool | equipment | 1 |
| Whitefield Plastics Corporation | materials | 1 |
| Wild Well Control | ofs | 1 |
| Wireline Technologies, Inc. | ofs | 1 |
| WOM — Worldwide Oilfield Machines | equipment | 1 |
| Wood Group Pressure Control | equipment | 1 |