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.

MSC Industrial Direct Co., Inc., together with its subsidiaries, engages in the distribution of metalworking and maintenance, repair, and operations (MRO) products and services in the United States, Canada, Mexico, the United Kingdom, and internationally. The company's MRO products include cutting tools, measuring instruments, tooling components, metalworking products, fasteners, flat stock products, raw materials, abrasives, machinery hand and power tools, safety and janitorial supplies, plumbing supplies, materials handling products, power transmission components, and electrical supplies. It offers stock-keeping units through its catalogs and brochures; e-commerce channels, including its website, mscdirect.com; inventory management solutions; and customer care centers, customer fulfillment centers, regional inventory centers, and warehouses. The company serves individual machine shops, manufacturing companies, and government agencies. MSC Industrial Direct Co., Inc. was founded in 1941 and is headquartered in Melville, New York.

Cactus, Inc., together with its subsidiaries, designs, manufactures, sells, and leases pressure control and spoolable pipes in the United States, Australia, Canada, the Middle East, and internationally. It operates through two segments, Pressure Control and Spoolable Technologies. The Pressure Control segment designs, manufactures, sells, and rents a range of wellhead and pressure control equipment under the Cactus Wellhead brand name through service centers. Its products are sold and rented primarily for onshore unconventional oil and gas wells for drilling, completion, and production phases of the wells. This segment also provides field services to install, maintain, and handle the equipment. The Spoolable Technologies segment designs, manufactures, and sells spoolable pipes and associated end fittings under the FlexSteel brand name. Its products are primarily used to transport oil, gas, and other liquids. This segment also provides field services and rental items through service centers and pipe yards, as well as offers equipment and services internationally. In addition, the company offers repair and refurbishment services. Cactus, Inc. was founded in 2011 and is headquartered in Houston, Texas.

DNOW Inc. distributes downstream energy and industrial products for petroleum refining, chemical processing, LNG terminals, power generation utilities, and customer on-site locations in the United States, Canada, and internationally. The company provides consumable maintenance, repair, and operating supplies; pipes, manual and automated valves, fittings, flanges, gaskets, fasteners, electrical instrumentations, artificial lift, pumping solutions, valve actuation and modular process, and measurement and control equipment; and mill supplies, tools, safety supplies, and personal protective equipment, as well as artificial lift systems, coatings, and miscellaneous expendable items. It also offers original equipment manufacturer equipment, including pumps, generator sets, air compressors, dryers, blowers, mixers, and valves; modular oil and gas tank battery solutions; and application systems, work processes, parts integration, optimization solutions, and after-sales support services. In addition, the company provides supply chain and materials management; inventory planning and management, procurement, and warehouse management, as well as solutions for logistics, point of issue technology, project management, business process, and performance metrics reporting services. It serves customers in the upstream, midstream, and downstream sectors of the energy industry, including drilling contractors, well-servicing companies, independent and national oil and gas companies, midstream operators, and refineries, as well as petrochemical, chemical, utilities, RNG facilities, and other downstream energy processors; and industrial and manufacturing companies. The company was formerly known as NOW Inc. and changed its name to DNOW Inc. in January 2024. DNOW Inc. was founded in 1862 and is headquartered in Houston, 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.

Perma-Pipe International Holdings, Inc., together with its subsidiaries, engineers, designs, manufactures, and sells specialty piping and leak detection systems. It offers insulated and jacketed district heating and cooling piping systems for energy distribution from central energy plants to various locations; and primary and secondary containment piping systems for transporting chemicals, hazardous fluids, and petroleum products, as well as engages in the coating and insulation of oil and gas gathering and transmission pipelines. The company also offers liquid and powder based anti-corrosion coatings for external and internal surfaces of steel pipe, including shapes like bends, reducers, tees, and other spools/fittings that is used in pipelines for the transportation of oil and gas products and potable water. It has operations in the United States, Canada, the Middle East, North Africa, Europe, India, and internationally. The company was formerly known as MFRI, Inc. and changed its name to Perma-Pipe International Holdings, Inc. in March 2017. Perma-Pipe International Holdings, Inc. was incorporated in 1993 and is headquartered in Spring, Texas.

NCS Multistage Holdings, Inc. provides engineered products and support services for oil and natural gas well completions and construction, and field development strategies in the United States, Canada, and internationally. It offers fracturing systems, which include casing-installed sliding sleeves, downhole frac isolation assemblies, and sand jet perforating products; enhanced recovery products, such as sliding sleeve, as well as Terrus system, an injection control device; repeat precision products comprising composite frac plugs and bridge plugs, single-use disposable setting tools, express systems, and related products; chemical and radioactive tracer diagnostics services; and well construction products, including AirLock casing buoyancy system, Vecturon and Vectraset liner hanger systems, and Toe initiation sleeves. It offers its products and services primarily to exploration and production companies for use in onshore wells through technically-trained sales force, and operating partners or sales representatives. The company was formerly known as Pioneer Super Holdings, Inc. and changed its name to NCS Multistage Holdings, Inc. in December 2016. NCS Multistage Holdings, Inc. was founded in 2006 and is headquartered in Houston, Texas.