TechnipFMC plc engages in the energy projects, technologies, and systems and services businesses in Europe, Central Asia, North America, Latin America, the Asia Pacific, Africa, the Middle East, and internationally. It operates through two segments: Subsea and Surface Technologies. The Subsea segment engages in the design, engineering, procurement, manufacturing, fabrication, installation, and life of field services for subsea systems, subsea field infrastructure, and subsea pipe systems used in oil and gas production and transportation. It provides subsea production and processing system; flexible pipe; subsea umbilicals, risers, and flowlines; vessels; robotics; well and asset services; and Subsea Studio for optimizing the development, execution, and operation of current and future subsea fields. The Surface Technologies segment designs, manufactures, and services products and systems used in land and shallow water exploration and production of crude oil and natural gas. This segment offers drilling; surface wellheads and production trees systems; iComplete, a pressure control system; fracturing tree and manifold systems; flexible pipes; safety and integrity systems, multiphase meter modules, in-line separation and processing systems, and standard pumps; well control and integrity systems; separation and processing systems; skid systems; and flow measurement and automation solutions. It also offers planning, testing and installation, commissioning, operations, replacement and upgrade, maintenance, storage, preservation, intervention, integrity, decommissioning, and abandonment; and supplies flowline products and services. TechnipFMC plc was founded in 1884 and is headquartered in Houston, Texas.

Flowserve Corporation designs, manufactures, distributes, and services industrial flow management equipment in the United States, Canada, Mexico, Europe, the Middle East, Africa, and the Asia Pacific. It operates through Flowserve Pump Division (FPD) and Flow Control Division (FCD) segments. The FPD segment offers custom and pre-configured pumps and pump systems, mechanical seals, auxiliary systems, replacement parts, upgrades, and related aftermarket services; and equipment services, including installation and commissioning services, seal systems spare parts, repairs, advanced diagnostics, re-rate and upgrade solutions, retrofit programs, and machining and asset management solutions, as well as manufactures a gas-lubricated mechanical seal for use in high-speed compressors for gas pipelines and in the oil and gas production and process markets. The FCD segment provides engineered and industrial valve and automation systems, including isolation and control valves, actuation, controls, and related equipment; and equipment maintenance services for flow control systems, including advanced diagnostics, repair, installation, commissioning, retrofit programs, and field machining capabilities. This segment's products are used to control, direct, and manage the flow of liquids, gases, and multi-phase fluids. It primarily serves oil and gas, chemical and pharmaceuticals, power generation, and water management markets, as well as general industries, including mining and ore processing, pulp and paper, food and beverage, and other smaller applications. The company distributes its products through direct sales, distributors, and sales representatives. Flowserve Corporation was founded in 1790 and is headquartered in Irving, Texas.

NOV Inc. designs, constructs, manufactures, and sells systems, components, and products for oil and gas drilling and production, and industrial and renewable energy sectors in the United States and internationally. It operates through two segments, Energy Equipment, and Energy Products and Services. The company provides solids control and waste management equipment and services, managed pressure drilling, drilling fluids, premium drillpipe, wired pipe, drilling optimization services, tubular inspection and coating services, instrumentation, downhole tools, and drill bits. It also offers equipment and technologies for hydraulic fracture stimulation, including downhole multistage fracturing tools, pressure pumping trucks, blenders, sanders, hydration and injection units, flowline, and manifolds; coiled tubing units, and wireline units and tools; connections and liner hangers; onshore production consists of composite pipe, surface transfer and progressive cavity pumps, and artificial lift systems; and offshore production, such as floating production systems and subsea production technologies, as well as manufactures industrial pumps and mixers. In addition, the company provides substructures, derricks, and masts; cranes; jacking systems; pipe lifting, racking, rotating, and assembly systems; mud pumps; pressure control equipment; drives and generators; rig instrumentation and control systems; mooring, anchor, and deck handling machinery; equipment components for offshore wind construction vessels; and pipelay and construction systems. Further, the company offers spare parts, repair, and rentals as well as comprehensive remote equipment monitoring, technical support, field service, and customer training. The company was formerly known as National Oilwell Varco, Inc. and changed its name to NOV Inc. in January 2021. NOV Inc. was founded in 1862 and is based in Houston, Texas.

Patterson-UTI Energy, Inc., through its subsidiaries, engages in the provision of contract drilling services to oil and natural gas operators in the United States and internationally. It operates through three segments: Drilling Services, Completion Services, and Drilling Products. The Contract Drilling Services segment provides contract and directional drilling services in onshore oil and natural gas basins, as well as engages in the service and re-certification of equipment for drilling contractors, and provision of electrical controls and automation to the energy, marine and mining industries. The Completion Services segment offers services for hydraulic fracturing, wireline and pumping, completion support, and cementing; and involved in the power solutions natural gas fueling, and logistics and storage businesses. The Drilling Products segment manufactures and distributes drill bits for energy and mining markets. It also provides software and services, such as MWD Survey FDIR, a data analytics technology to analyze MWD survey data in real-time and identify the position of a well; HiFi Nav, which enhances FDIR by targeting improved vertical placement of the directional well within the reservoir; HiFi Guidance, utilizes trajectory optimization to determine optimal steering recommendations and placement within the reservoir; and rents oilfield tools. The company was founded in 1978 and is headquartered in Houston, Texas.

Innovex International, Inc. designs, manufactures, installs, rents, and sells a suite of well-centric engineered products to oil and gas industries worldwide. It offers well construction products, including centralizers, float equipment, inflatable packers, stage tools and cementing, specialty deployment, swivel tools, reamers, and other related products, as well as deepwater solutions; and well completion products, such as liner hangers, toe sleeves, frac plugs, casing flotation subs, production and service tools, and inflatable service and completion packers. The company also provides well production and intervention products comprising wellhead penetrators, wellhead hangers and adapters, and well intervention tools, as well as spooling services. In addition, it offers wellhead systems; drilling and deployment products; connectors and gas lift systems; and external and internal catchers, junk catchers, milling and cutting tools, stroking tools, safety joints, wireline equipment, and remedial and repair tools. The company's products are used in onshore and offshore oil and natural gas well applications. The company was founded in 2016 and is headquartered in Humble, Texas.

Oil States International, Inc., through its subsidiaries, provides engineered capital equipment and products for the energy, industrial, and military sectors worldwide. The company operates through three segments: Well Site Services, Downhole Technologies, and Offshore/Manufactured Products. The Well Site Services segment offers a range of equipment and services that are used to drill for, establish, and maintain the flow of oil and natural gas from a well throughout its lifecycle. It also provides wireline support, frac stacks, isolation tools, downhole and extended reach activity, well testing and flowback operations, sand control, and land drilling services. The Downhole Technologies segment provides oil and gas perforation systems, and downhole tools in support of completion, intervention, wireline, and well abandonment operations. This segment also designs, manufactures, and markets its consumable engineered products to oilfield service, and exploration and production companies. The Offshore/Manufactured Products segment designs, manufactures, and markets capital equipment utilized on floating production systems, subsea pipeline infrastructure, and offshore drilling rigs and vessels. Its products include flexible bearings, advanced connector systems, high-pressure riser systems, managed pressure drilling systems, deepwater mooring systems, cranes, subsea pipeline products, and blow-out preventer stack integration products. This segment also provides short-cycle products, such as valves, elastomers, and other specialty products that are used in the land-based drilling and completion markets; and other products for use in industrial, military, alternative energy, and other applications. In addition, it offers specialty welding, fabrication, cladding and machining, offshore installation, and inspection and repair services. The company was incorporated in 1995 and is headquartered in Houston, Texas.

Forum Energy Technologies, Inc. designs, manufactures, and distributes products serving the oil, natural gas, industrial, and renewable energy industries in the United States and internationally. It operates through three segments: Drilling & Downhole, Completions, and Production. The Drilling & Downhole segment designs, manufactures, and supplies products, and provides related services to the drilling, well construction, artificial lift, and subsea energy construction and services markets, including applications in oil and natural gas, renewable energy, defense, and communications. This segment offers drilling technologies consisting of capital equipment and a line of products consumed in the drilling process; well construction casing and cementing equipment, and products for artificial lift equipment and cables; and subsea remotely operated vehicles and trenchers, submarine rescue vehicles, specialty components and tools, and technical services. The Completions segment offers hydraulic fracturing pumps, cooling systems, high-pressure flexible hoses, and flow iron for pressure pumping markets; wireline cable and pressure control equipment for well completion and intervention service markets; and coiled tubing strings and coiled line pipe and related services. The Production segment designs, manufactures, and supplies products, and provides related equipment and services for production and infrastructure markets. This segment offers engineered process systems, production equipment, specialty separation equipment, and various industrial valves for oil and natural gas customers, power generation, renewable energy, and other general industrial applications. The company was formerly known as Forum Oilfield Technologies, Inc. and changed its name to Forum Energy Technologies, Inc. in August 2010. Forum Energy Technologies, Inc. was incorporated in 2005 and is headquartered in Houston, Texas.

Drilling Tools International Corporation provides oilfield equipment and services to oil and natural gas sectors in North America, Europe, and the Middle East. It offers downhole tool rentals, machining, and inspection services to support the global drilling and wellbore construction industry. The company also provides products are bottom hole assembly components, such as stabilizers, subs, non-magnetic and steel drill collars, hole openers, and roller reamers, as well as drill pipe and drill pipe accessories; ancillary equipment and handling tools to support its rental platform, including float valves, ring gauges, tool baskets, lift bail, lift subs, mud magnets, elevators, bracket and bail assemblies, slips, tongs, stabbing guides and safety clamps; and blowout preventers, and pressure control accessory equipment. In addition, it offers tool rental services, which consists of rental, inspection, machining, and repair services; rents downhole drilling tools used in horizontal and directional drilling of oil and natural gas; rents kellys, pip joints, work strings; maintains a fleet of rental equipment consisting of drill collars, stabilizers, crossover subs, wellbore conditioning tools, drill pipe, hevi-wate drill pipe, and tubing; rents surface control equipment, such as blowout preventers and handling tools; and provides downhole products for producing wells. Drilling Tools International Corporation is headquartered in Houston, Texas.