Oil & Gas Equipment & Services Stocks

Schlumberger Limited provides technology for the energy industry worldwide. The company operates through four divisions: Digital & Integration, Reservoir Performance, Well Construction, and Production Systems. It offers software, information management, and IT infrastructure services; consulting services for reservoir characterization, field development planning, and production enhancement; petro technical data services and training solutions; reservoir interpretation and data processing services; asset performance solutions; open and cased-hole services; exploration and production pressure and flow-rate measurement services; pressure pumping, well stimulation, and coiled tubing equipment for downhole mechanical well intervention, reservoir monitoring, and downhole data acquisition; and integrated production systems. The company also provides mud logging and engineering support services; drilling equipment and services for shipyards, drilling contractors, energy companies, and rental tool companies; land drilling rigs and related services; drilling tools; well cementing products and services; and well planning and drilling, engineering, supervision, logistics, procurement, contracting, and drilling rig management services, as well as supplies engineered drilling fluid systems; and designs, manufactures, and markets roller cone and fixed cutter drill bits. In addition, it offers well completion services and equipment; artificial lift production equipment and optimization services; valves; process systems; and integrated subsea production systems comprising wellheads, subsea trees, manifolds and flowline connectors, control systems, connectors, and services, as well as designs and manufactures onshore and offshore platform wellhead systems and processing solutions. The company was formerly known as Société de prospection électrique. Schlumberger Limited was founded in 1926 and is based in Houston, Texas.

Baker Hughes Company provides a portfolio of technologies and services to energy and industrial value chain worldwide. It operates through four segments: Oilfield Services (OFS), Oilfield Equipment (OFE), Turbomachinery & Process Solutions (TPS), and Digital Solutions (DS). The OFS segment offers exploration, drilling, wireline, evaluation, completion, production, and intervention services; and drilling and completions fluids, wireline services, downhole completion tools and systems, wellbore intervention tools and services, pressure pumping systems, oilfield and industrial chemicals, and artificial lift technologies for oil and natural gas, and oilfield service companies. The OFE segment provides subsea and surface wellheads, pressure control and production systems and services, flexible pipe systems for offshore and onshore applications, and life-of-field solutions, including well intervention and decommissioning solutions; and services related to onshore and offshore drilling and production operations. The TPS segment provides equipment and related services for mechanical-drive, compression, and power-generation applications across the oil and gas industry. Its product portfolio includes drivers, compressors, and turnkey solutions; and pumps, valves, and compressed natural gas and small-scale liquefied natural gas solutions. This segment serves upstream, midstream, downstream, onshore, offshore, and industrial customers. The DS segment provides sensor-based process measurements, machine health and condition monitoring, asset strategy and management, control systems, as well as non-destructive testing and inspection, and pipeline integrity solutions. The company was formerly known as Baker Hughes, a GE company and changed its name to Baker Hughes Company in October 2019. Baker Hughes Company is based in Houston, Texas.

Halliburton Company provides products and services to the energy industry worldwide. It operates in two segments, Completion and Production, and Drilling and Evaluation. The Completion and Production segment offers production enhancement services that include stimulation and sand control services; cementing services, such as well bonding and casing, and casing equipment; completion tools that offer downhole solutions and services, including well completion products and services, intelligent well completions, and service tools, as well as liner hanger, sand control, and multilateral systems; production solutions comprising coiled tubing, hydraulic workover units, downhole tools, and pumping and nitrogen services; and pipeline and process services, such as pre-commissioning, commissioning, maintenance, and decommissioning. This segment also provides electrical submersible pumps, as well as artificial lift services. The Drilling and Evaluation segment offers drilling fluid systems, performance additives, completion fluids, solids control, specialized testing equipment, and waste management services; oilfield completion, production, and downstream water and process treatment chemicals and services; drilling systems and services; wireline and perforating services consists of open-hole logging, and cased-hole and slickline; and drill bits and services comprising roller cone rock bits, fixed cutter bits, hole enlargement, and related downhole tools and services, as well as coring equipment and services. This segment also provides cloud based digital services and artificial intelligence solutions on an open architecture for subsurface insights, integrated well construction, and reservoir and production management; testing and subsea services, such as acquisition and analysis of reservoir information and optimization solutions; and project management and integrated asset management services. Halliburton Company was founded in 1919 and is based in Houston, Texas.

Tenaris S.A., together with its subsidiaries, produces and sells seamless and welded steel tubular products; and provides related services for the oil and gas industry, and other industrial applications. The company offers steel casings, tubing products, mechanical and structural pipes, cold-drawn pipes, and premium joints and couplings; coiled tubing products for oil and gas drilling and workovers, and subsea pipelines; and umbilical tubing products; and tubular accessories. It also provides sucker rods, industrial equipment, heat exchangers, and utility conduits for buildings, as well as sells energy and raw materials. In addition, it offers financial services. The company operates in North America, South America, Europe, the Middle East and Africa, and the Asia Pacific. Tenaris S.A. was incorporated in 2001 and is based in Luxembourg, Luxembourg. Tenaris S.A. is a subsidiary of Techint Holdings S.à r.l.

TechnipFMC plc engages in the oil and gas projects, technologies, and systems and services businesses in Europe, Central Asia, North and Latin America, the Asia Pacific, Africa, and the Middle East. 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 systems; subsea umbilicals, risers, and flowlines; vessels; and Subsea Studio for optimizing the development, execution, and operation of current and future subsea fields. This segment also offers well and asset services; research, engineering, manufacturing, and supply chain; and product management services. 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 and completion systems; surface wellheads and production trees systems; iComplete, a digitally enabled pressure control system; fracturing tree and manifold systems; pressure pumping; well service pumps; well control, safety and integrity systems, multiphase meter modules, in-line separation and processing systems, and standard pumps; flowback and well testing services; skid systems; automation and digital 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 flexible lines and flowline products and services. TechnipFMC plc has a strategic alliance with Talos Energy Inc. to develop and deliver technical and commercial solutions to Carbon Capture and Storage projects. The company was founded in 1884 and is based in Newcastle Upon Tyne, the United Kingdom.

NOV Inc. designs, constructs, manufactures, and sells systems, components, and products for oil and gas drilling and production, and industrial and renewable energy sectors worldwide. The company operates through three segments: Wellbore Technologies, Completion & Production Solutions, and Rig Technologies. It also provides solids control and waste management equipment and services; portable power generation products; drill and wired pipes; drilling optimization and automation services; tubular inspection, repair, and coating services; instrumentation; measuring and monitoring services; downhole and fishing tools; steerable technologies; and drill bits. The company 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. It also 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. NOV Inc. 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.

Weatherford International plc, an energy services company, provides equipment and services for the drilling, evaluation, completion, production, and intervention of oil, geothermal, and natural gas wells worldwide. The company operates in two segments, Western Hemisphere and Eastern Hemisphere. It offers artificial lift systems, including reciprocating rod, progressing cavity pumping, gas, hydraulic, plunger, and hybrid lift systems, as well as related automation and control systems; pressure pumping and reservoir stimulation services, such as acidizing, fracturing, cementing, and coiled-tubing intervention; and drill stem test tools, surface well testing, and multiphase flow measurement services. The company also provides safety, downhole reservoir monitoring, flow control, and multistage fracturing systems, as well as sand-control technologies, and production and isolation packers; liner hangers to suspend a casing string in high-temperature and high-pressure wells; cementing products, including plugs, float and stage equipment, and torque-and-drag reduction technology for zonal isolation; and pre-job planning and installation services. In addition, it offers directional drilling services, and logging and measurement services while drilling; services related to rotary-steerable systems, high-temperature and high-pressure sensors, drilling reamers, and circulation subs; rotating control devices and advanced automated control systems, as well as closed-loop drilling, air drilling, managed-pressure drilling, and underbalanced drilling services; open hole and cased-hole logging services; and intervention and remediation services. Further, the company provides tubular handling, management, and connection services; and re-entry, fishing, wellbore cleaning, and well abandonment services, as well as patented bottom hole, tubularhandling equipment, pressure-control equipment, and drill pipe and collars. The company was incorporated in 1972 and is based in Houston, Texas.

ChampionX Corporation provides chemistry solutions, and engineered equipment and technologies to oil and gas companies worldwide. The company's Production Chemical Technologies segment offers onshore and offshore chemical solutions, such as corrosion inhibitors, scale inhibitors, emulsion breakers, and biocides to oil and natural gas production and midstream markets to manage and control corrosion, oil and water separation, flow assurance, sour gas treatment, and water-related issues. The company's Production & Automation Technologies segment provides artificial lift equipment, end-to-end automation and digital solutions, and other production equipment, including electrical submersible pumping systems, gas lift systems, jet pumps, multiplex surface pumps, plunger lift equipment, progressive cavity pumping systems, downhole rod lift systems, emissions monitoring solutions, chemical injection systems, flow control valves, and gauges under the Harbison-Fischer, Norris, Alberta Oil Tool, Oil Lift Technology, PCS Ferguson, Pro-Rod, Upco, Unbridled ESP, Norriseal-Wellmark, Quartzdyne, Spirit, Theta, Timberline, and Windrock brands. The company's Drilling Technologies segment offers polycrystalline diamond cutter inserts, bearings, valves, and mining tools under the US Synthetic brand for use in oil and gas drill bits, renewable energy applications, mixers, and agitators; and high-density ceramic roof bolt mining tools for underground mining operations. The company's Reservoir Chemical Technologies segment provides chemistry-oriented solutions and technologies for well drilling, cementing, fracturing, acidizing, and other well interventions, as well as fracturing fluid packages, drilling and cement additives, and products for acidizing activities. ChampionX Corporation is headquartered in The Woodlands, Texas.

Cactus, Inc. designs, manufactures, sells, and rents a range of wellheads and pressure control equipment in the United States, Australia, China, and the Kingdom of Saudi Arabia. The company's principal products include Cactus SafeDrill wellhead systems, Cactus SafeLink monobore, SafeClamp, and SafeInject systems, as well as frac stacks, zipper manifolds, and production trees. It also provides field services, such as 24-hour service crews to assist with the installation, maintenance, repair, and safe handling of the wellhead and pressure control equipment; and repair and refurbishment services. The company sells or rents its products for onshore unconventional oil and gas wells for drilling, completion, and production phases of the wells. In addition, it operates 15 service centers in the United States, as well as 3 service centers in Eastern Australia. Cactus, Inc. was founded in 2011 and is headquartered in Houston, Texas.

Archrock, Inc., together with its subsidiaries, operates as an energy infrastructure company in the United States. It operates in two segments, Contract Operations and Aftermarket Services. The company engages in the designing, sourcing, owning, installing, operating, servicing, repairing, and maintaining its owned fleet of natural gas compression equipment to provide natural gas compression services to customers in the oil and natural gas industry. It also offers various aftermarket services, such as sale of parts and components; and provision of operation, maintenance, overhaul, and reconfiguration services to customers who own compression equipment. The company was formerly known as Exterran Holdings, Inc. and changed its name to Archrock, Inc. in November 2015. Archrock, Inc. was founded in 1990 and is headquartered in Houston, Texas.

Kodiak Gas Services, Inc. operates contract compression infrastructure for customers in the oil and gas industry in the United States. It operates in two segments, Compression Operations and Other Services. The Compression Operations segment operates company-owned and customer-owned compression infrastructure to enable the production, gathering, and transportation of natural gas and oil. The Other Services segment provides a range of contract services, including station construction, maintenance and overhaul, and other ancillary time and material-based offerings. The company was formerly known as Frontier TopCo, Inc. Kodiak Gas Services, Inc. was founded in 2010 and is based in Montgomery, Texas. Kodiak Gas Services, Inc. operates as a subsidiary of Frontier Topco Partnership, L.P.

Valaris Limited provides offshore contract drilling services to the international oil and gas industry. The company owns an offshore drilling rig fleet of 56 rigs, which include 11 drillships, 4 dynamically positioned semisubmersible rigs, 1 moored semisubmersible rig, and 40 jackup rigs. It serves international, government-owned, and independent oil and gas companies in the Gulf of Mexico, the North Sea, the Middle East, West Africa, Australia, and Southeast Asia. The company was incorporated in 2009 and is based in Hamilton, Bermuda.

Liberty Energy Inc. provides hydraulic fracturing and wireline services, and related goods to onshore oil and natural gas exploration and production companies in North America. It also offers hydraulic fracturing pressure pumping services, including pressure pumping and pumpdown perforating services, as well wireline services, proppant delivery solutions, data analytics, related goods and technologies. In addition, the company owns operates two sand mines in the Permian Basin. As of December 31, 2021, it had a total of approximately 30 active frac fleets. The company offers its services primarily in the Permian Basin, the Eagle Ford Shale, the Denver-Julesburg Basin, the Williston Basin, and the Powder River Basin. The company was formerly known as Liberty Oilfield Services Inc. and changed its name to Liberty Energy Inc. in April 2022. Liberty Energy Inc. was founded in 2011 and is headquartered in Denver, Colorado.

Oceaneering International, Inc. provides engineered services, products, and robotic solutions to the offshore energy, defense, aerospace, manufacturing, and entertainment industries worldwide. The company's Subsea Robotics segment provides remotely operated vehicles (ROVs) for drill support and vessel-based services, including subsea hardware installation, construction, pipeline inspection, survey and facilities inspection, maintenance, and repair. This segment also offers ROV tooling, and survey services, such as hydrographic survey and positioning services, as well as autonomous underwater vehicles for geoscience. As of December 31, 2021, this segment owned 250 work-class ROVs. Its Manufactured Products segment provides distribution and connection systems, including production control umbilicals and field development hardware, pipeline connection, and repair systems to the energy industry; and autonomous mobile robots and automated guided vehicle technology and entertainment systems to various industries. The company's Offshore Projects Group segment offers subsea installation and intervention, including riserless light well intervention services and inspection, and maintenance and repair services; installation and workover control systems, and ROV workover control systems; project management and engineering; and drill pipe riser services and systems, and wellhead load relief solutions. Its Integrity Management & Digital Solutions segment provides asset integrity management; software and analytical solutions for the bulk cargo maritime industry; and software, digital, and connectivity solutions for the energy industry. The company's Aerospace and Defense Technologies segment offers government services and products, including engineering and related manufacturing in defense and space exploration activities to U.S. government agencies and their prime contractors. Oceaneering International, Inc. was founded in 1964 and is headquartered in Houston, Texas.

USA Compression Partners, LP, a growth-oriented Delaware limited partnership that provides natural gas compression services in terms of total compression fleet horsepower. The company offers compression services to oil companies and independent producers, processors, gatherers, and transporters of natural gas and crude oil, as well as operates stations. It primarily focuses on providing natural gas compression services to infrastructure applications, including centralized natural gas gathering systems and processing facilities. The company was founded in 1998 and is headquartered in Austin, Texas.

Tidewater Inc., together with its subsidiaries, provides offshore marine support and transportation services to the offshore energy industry through the operation of a fleet of marine service vessels worldwide. It provides services in support of offshore oil and natural gas exploration, field development, and production, as well as windfarm development and maintenance, including towing of and anchor handling for mobile offshore drilling units; transporting supplies and personnel necessary to sustain drilling, workover, and production activities; offshore construction, and seismic and subsea support; geotechnical survey support for windfarm construction; and various specialized services, such as pipe and cable laying. The company operates and charters deepwater vessels, including platform supply and horsepower anchor handling tug supply vessels for use in transporting supplies and equipment from shore bases to deepwater and intermediate water depth offshore drilling rigs and production platforms; towing-supply vessels for use in intermediate and shallow waters; and crew boats, utility vessels, and offshore tugs to transport personnel and supplies from shore bases to offshore drilling rigs, platforms, and other installations. It also operates offshore tugs for use in tow floating drilling rigs and barges; and assisting in the docking of tankers, as well as in pipe and cable laying, and construction barges. The company serves oil and natural gas exploration, field development, and production companies; mid-sized and smaller independent exploration and production companies; foreign government-owned or government-controlled organizations, and other related companies; drilling contractors; and other companies, such as offshore construction, windfarm development, diving, and well stimulation companies. As of December 31, 2021, it owned 135 vessels. Tidewater Inc. was incorporated in 1956 and is headquartered in Houston, Texas.

NexTier Oilfield Solutions Inc., through its subsidiaries, provides well completion and production services in various active and demanding basins. The company operates through two segments, Completion Services, and Well Construction and Intervention Services. The Completion Services segment offers hydraulic fracturing services to enhance production of oil and natural gas from formations with low permeability and restricted flow of hydrocarbons; wireline services; and perforating, pumpdown, pipe recovery, pressure pumping, and wellsite make-up and pressure testing services. As of December 31, 2021, it had approximately 2.1 million of fracturing hydraulic horsepower, 101 wireline trucks, and 76 pumpdown units. The Well Construction and Intervention Services segment provides cementing services that incorporate custom engineered mixing and blending equipment to ensure precision and accuracy in providing annulus isolation and hydraulic seal, while protecting fresh water zones from its customers' zone of interest; and engineering software and technical guidance for remedial cementing applications, and acidizing to optimize the performance of its customers' wells. This segment also offers coiled tubing services to help customers in accomplishing various goals in their horizontal completion, workover, and well maintenance projects. As of December 31, 2021, it had approximately 17 coiled tubing units and 74 cementing units. The company serves integrated and large independent oil and natural gas exploration and production companies in the United States and internationally. NexTier Oilfield Solutions Inc. was founded in 1973 and is headquartered in Houston, Texas.

Atlas Energy Solutions Inc. provides proppant and logistics services to the oil and natural gas industry within the Permian Basin of West Texas and New Mexico. The company was founded in 2017 and is based in Austin, Texas.

Select Energy Services, Inc., an oilfield services company, provides water management and chemical solutions to the onshore oil and gas industry in the United States. The company operates through three segments: Water Services, Water Infrastructure, and Oilfield Chemicals. The Water Services segment provides water-related services, including water transfer, flow back and well testing, water containment, fluids hauling, water monitoring, and water network automation; technology solutions comprising hydrographic mapping, water volume and quality monitoring, remote pit and tank monitoring, leak detection, asset and fuel tracking, and automated-equipment services, as well as various on-site rental equipment and workforce accommodation services. The Water Infrastructure segment develops, builds, and operates semi-permanent and permanent pipeline infrastructure solutions to support oil and gas well development. The Oilfield Chemicals segment develops, manufactures, and provides a suite of chemicals, water treatment solutions, and services used in hydraulic fracturing, stimulation, cementing, production, pipelines, and well completions, including polymers, viscosity, crosslinkers, friction reducers, surfactants, buffers, breakers, and other chemical technologies to pressure pumping service companies. This segment also offers production chemical solutions for underperforming wells and ancillary oilfield services comprising corrosion and scale monitoring, chemical inventory management, well failure analysis, and lab services. Select Energy Services, Inc. was incorporated in 2016 and is headquartered in Houston, Texas.

Helix Energy Solutions Group, Inc., an offshore energy services company, provides specialty services to the offshore energy industry primarily in Brazil, the Gulf of Mexico, North Sea, the Asia Pacific, and West Africa regions. The company operates through three segments: Well Intervention, Robotics, and Production Facilities. It engages in the installation of flowlines, control umbilicals, and manifold assemblies and risers; trenching and burial of pipelines; installation and tie-in of riser and manifold assembly; commissioning, testing, and inspection activities; and provision of cable and umbilical lay, and connection services. The company also provides well intervention, intervention engineering, and production enhancement services; inspection, repair, and maintenance of production structures, trees, jumpers, risers, pipelines, and subsea equipment; and related support services. In addition, it offers reclamation and remediation services; well plug and abandonment services; pipeline abandonment services; and site inspections. Additionally, the company offers oil and natural gas processing facilities and services; and fast response system, as well as site clearance and subsea support services. It serves independent oil and gas producers and suppliers, pipeline transmission companies, renewable energy companies, and offshore engineering and construction firms. The company was formerly known as Cal Dive International, Inc. and changed its name to Helix Energy Solutions Group, Inc. in March 2006. Helix Energy Solutions Group, Inc. was incorporated in 1979 and is headquartered in Houston, Texas.

NOW Inc. distributes downstream energy and industrial products for petroleum refining, chemical processing, LNG terminals, power generation utilities, and industrial manufacturing operations in the United States, Canada, and internationally. The company offers its products under the DistributionNOW and DNOW brand names. It provides consumable maintenance, repair, and operating supplies; pipes, valves, fittings, flanges, gaskets, fasteners, electrical products, 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 applied products and applications, such as artificial lift systems, coatings, and miscellaneous expendable items. The company also offers original equipment manufacturer equipment, including pumps, generator sets, air and gas 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, it provides supply chain and materials management solutions that include procurement, inventory planning and management, and warehouse management, as well as solutions for logistics, point-of-issue technology, project management, business process, and performance metrics reporting services. The company serves customers through a network of approximately 180 locations 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, and other downstream energy processors; and industrial and manufacturing companies. NOW Inc. was founded in 1862 and is headquartered in Houston, Texas.

Expro Group Holdings N.V. engages in the provision of energy services in North and Latin America, Europe and Sub-Saharan Africa, the Middle East and North Africa, and the Asia-Pacific. The company provides well construction services, such as technology solutions in drilling, tubular running services, and cementing and tubulars; and well management services, including well flow management, subsea well access, and well intervention and integrity services. It serves exploration and production companies in onshore and offshore environments in approximately 60 countries with approximately 100 locations. The company was founded in 1938 and is based in Houston, Texas.

RPC, Inc., through its subsidiaries, provides a range of oilfield services and equipment for the oil and gas companies involved in the exploration, production, and development of oil and gas properties. The company operates through Technical Services and Support Services segments. The Technical Services segment offers pressure pumping, fracturing, acidizing, cementing, downhole tools, coiled tubing, snubbing, nitrogen, well control, wireline, pump down, and fishing services that are used in the completion, production, and maintenance of oil and gas wells. The Support Services segment provides a range of rental tools for onshore and offshore oil and gas well drilling, completion, and workover activities. This segment also offers oilfield pipe inspection, and pipe management and storage services, as well as well control training and consulting services. The company operates in the United States, Africa, Canada, Argentina, China, Mexico, Eastern Europe, Latin America, the Middle East, and internationally. RPC, Inc. was founded in 1984 and is headquartered in Atlanta, Georgia.

U.S. Silica Holdings, Inc. produces and sells commercial silica in the United States. It operates through two segments, Oil & Gas Proppants and Industrial & Specialty Products. The company offers whole grain commercial silica products to be used as fracturing sand in connection with oil and natural gas recovery, as well as sells its whole grain silica products in various size distributions, grain shapes, and chemical purity levels for the manufacturing of glass products. It also provides various grades of whole-grain round silica to the foundry industry; ground silica and industrial minerals products for various products; and engineered performance materials made from diatomaceous earth (DE), clay, and perlite. In addition, the company offers transportation, equipment rental, and contract labor services. It serves oilfield services companies, and exploration and production companies that are engaged in hydraulic fracturing, building products, chemicals, fillers and extenders, filtration, glass, recreation, testing industries, and industrial and specialty products end markets. U.S. Silica Holdings, Inc. was incorporated in 2008 and is headquartered in Katy, Texas.

MRC Global Inc., through its subsidiaries, distributes pipes, valves, fittings, and other infrastructure products and services to the energy, industrial, and gas utility end-markets in the United States, Canada, and internationally. It offers ball, butterfly, gate, globe, check, diaphragm, needle, and plug valves; and other products, such as lined corrosion resistant piping systems, control valves, valve automation, and top work components, as well as valve modification services; and measurement, steam, and instrumentation products. The company also provides carbon steel fittings and flanges comprising carbon weld fittings, flanges, and piping components; stainless steel, alloy and corrosion resistant pipes, tubing, fittings, and flanges; and carbon line pipes. In addition, it offers natural gas distribution products, including risers, meters, polyethylene pipes and fittings, and various other components and industrial supplies; oilfield and industrial supplies and completion equipment, such as high density polyethylene pipes, fittings, and rods; and specialized production equipment comprising tanks and separators. Further, the company provides various services, such as product testing, manufacturer assessments, multiple daily deliveries, volume purchasing, inventory and zone store management and warehousing, technical support, training, just-in-time delivery, truck stocking, order consolidation, product tagging and system interfaces, and valve inspection and repair services; and various other services under the ValidTorque and FastTrack names. Its products are used in the construction, maintenance, repair, and overhaul of equipment used in extreme operating conditions, including high pressure, high/low temperature, and high corrosive and abrasive environments. The company was formerly known as McJunkin Red Man Holding Corporation and changed its name to MRC Global Inc. in January 2012. MRC Global Inc. was founded in 1921 and is headquartered in Houston, Texas.

Dril-Quip, Inc., together with its subsidiaries, designs, manufactures, sells, and services engineered drilling and production equipment for offshore and onshore applications worldwide. The company's principal products include subsea and surface wellheads, specialty connectors and associated pipes, subsea production trees and systems, mudline hanger systems, production riser systems, dry tree systems, subsea manifolds, line hangers and expandable liner systems, multi-frac well connections, conventional wellheads, thermal wellheads, completion packers, and safety and kelly valves; and rig equipment comprises drilling riser systems, wellhead connectors, diverters, and cement manifolds. It also provides technical advisory assistance, and rework and reconditioning services, as well as rental and purchase of running tools for use in the installation and retrieval of its products; equipment installation and monitoring, storage, maintenance, and repair services; and downhole tools comprise of liner hangers, production packers, safety valves, and specialty downhole tools that are used to hang-off and seal casing into a previously installed casing string in the well bore. The company's products are used in the exploration and production of oil and gas from offshore drilling rigs, such as floating rigs and jack-up rigs; and for drilling and production of oil and gas wells on offshore platforms, tension leg platforms, Spars, and moored vessels, such as floating production, storage, and offloading monohull moored vessels. It sells its products directly through its sales personnel, independent sales agents, and representatives to integrated, independent, and foreign national oil and gas companies, as well as drilling and other oilfield contractors, and engineering and construction companies. Dril-Quip, Inc. was founded in 1981 and is headquartered in Houston, Texas.

Enerflex Ltd. supplies natural gas compression, oil and gas processing, refrigeration systems, energy transition solutions, and electric power generation equipment to the oil and natural gas industry. The company provides custom and standard compression packages for reciprocating and screw compressor applications; and designs, engineers, manufactures, constructs, and installs modular natural gas processing equipment, refrigeration systems, and electric power solutions, as well as engages in re-engineering, re-configuration, and re-packaging of compressors for various field applications; and modular processing equipment and waste gas systems for natural gas facilities. It also offers after-market services, parts distribution, operations and maintenance solutions, equipment optimization and maintenance programs, manufacturer warranties, exchange components, long-term service agreements, and technical services. In addition, the company rents natural gas compressors totaling approximately 800,000 horsepower. It serves small to large independent producers, integrated oil and natural gas companies, midstream and petrochemical companies, power generation companies, users of natural gas-fired electric power, and carbon capture players in Canada, the United States, Argentina, Bolivia, Brazil, Colombia, Mexico, the United Kingdom, Bahrain Kuwait, Oman, the United Arab Emirates, Australia, New Zealand, Indonesia, Malaysia, and Thailand. Enerflex Ltd. was founded in 1980 and is headquartered in Calgary, Canada.

ProFrac Holding Corp., a vertically integrated and energy services company, provides hydraulic fracturing, completion, and other products and services to upstream oil and gas companies engaged in the exploration and production of North American unconventional oil and natural gas resources. It operates through three segments: Stimulation Services, Manufacturing, and Proppant Production. The company also manufactures and sells high horsepower pumps, valves, piping, swivels, large-bore manifold systems, seats, and fluid ends. ProFrac Holding Corp. was founded in 2016 and is headquartered in Willow Park, Texas.

Bristow Group Inc. provides aviation services to integrated, national, and independent offshore energy companies in the United States. It also offers commercial search and rescue services; and other helicopter and fixed wing transportation services. As of March 31, 2022, the company had a fleet of 229 aircrafts, of which 213 were helicopters. It also has operations in Australia, Brazil, Canada, Chile, the Dutch Caribbean, Guyana, India, Mexico, the Netherlands, Nigeria, Norway, Spain, Suriname, Trinidad, and the United Kingdom. The company was founded 1948 and is headquartered in Houston, Texas.

Core Laboratories N.V. provides reservoir description and production enhancement services and products to the oil and gas industry in the United States, Canada, and internationally. It operates through Reservoir Description and Production Enhancement segments. The Reservoir Description segment includes the characterization of petroleum reservoir rock, reservoir fluid, and gas samples to enhance production and improve recovery of oil and gas from its clients' reservoirs. It offers laboratory-based analytical and field services to characterize properties of crude oil and oil delivered products; and proprietary and joint industry studies. The Production Enhancement segment provides services and products relating to reservoir well completions, perforations, stimulations, and production. It offers integrated diagnostic services to evaluate and monitor the effectiveness of well completions and to develop solutions to improve the effectiveness of enhanced oil recovery projects. In addition, the company markets and sells its products through a combination of sales representatives, technical seminars, trade shows, and print advertising, as well as through distributors. It operates approximately in 50 countries. The company was founded in 1936 and is based in Amstelveen, the Netherlands.

ProPetro Holding Corp., an oilfield services company, provides hydraulic fracturing and other related services. The company operates through Pressure Pumping and All Other segments. It offers cementing, acidizing, and coiled tubing services. The company serves oil and gas companies engaged in the exploration and production of North American oil and natural gas resources. As of December 31, 2021, its fleet comprised 12 hydraulic fracturing units with 1,423,000 hydraulic horsepower. ProPetro Holding Corp. was founded in 2007 and is headquartered in Midland, Texas.

Newpark Resources, Inc. provides products, rentals, and services primarily to the oil and natural gas exploration and production (E&P) industry. The company operates through two segments, Fluids Systems and Industrial Solutions. The Fluids Systems segment provides drilling, completion, and stimulation fluids products and related technical services to customers primarily in the North America, Europe, the Middle East, and Africa, as well as other countries in the Asia Pacific and Latin America. The Industrial Solutions segment offers composite matting system rentals utilized for temporary worksite access; related site construction and services to customers in various markets, including power transmission, E&P, pipeline, renewable energy, petrochemical, construction, and other industries primarily in the United States and Europe; and sells composite mats to customers worldwide. This segment also provides access road construction, site planning and preparation, environmental protection, fluids and spill containment, erosion control, and site restoration services. Newpark Resources, Inc. was incorporated in 1932 and is headquartered in The Woodlands, Texas.

Dril-Quip, Inc., together with its subsidiaries, designs, manufactures, sells, and services engineered drilling and production equipment for use in deepwater, harsh environment, and severe service applications worldwide. The company's principal products include subsea and surface wellheads, subsea and surface production trees, mudline hanger systems, specialty connectors and associated pipes, drilling and production riser systems, liner hangers, wellhead connectors, diverters, and safety valves, as well as downhole tools. It also provides technical advisory services, and rework and reconditioning services, as well as rental and purchase of running tools for use in the installation and retrieval of its products; and downhole tools comprise of liner hangers, production packers, safety valves, and specialty downhole tools that are used to hang-off and seal casing into a previously installed casing string in the well bore. The company's products are used to explore for oil and gas from offshore drilling rigs, such as floating rigs and jack-up rigs; and for drilling and production of oil and gas wells on offshore platforms, tension leg platforms, and Spars, as well as moored vessels, such as floating production, storage, and offloading monohull moored vessels. It sells its products directly through its sales personnel, independent sales agents, and representatives to integrated, independent, and foreign national oil and gas companies, as well as drilling contractors, and engineering and construction companies. The company was founded in 1981 and is headquartered in Houston, Texas.

North American Construction Group Ltd. provides equipment maintenance, and mining and heavy construction services in Canada, the United States, and Australia. The company's Heavy Construction & Mining division offers constructability reviews, budgetary cost estimates, design-build construction, project management, contract mining, pre-stripping/pit pioneering, overburden removal and stockpile, muskeg removal and stockpile, site preparation, air strip construction, site dewatering/perimeter ditching, tailings and process pipelines, haulage and access road construction, tailings dam construction and densification, mechanically stabilized earth walls, dyke construction, and reclamation services. Its Equipment Maintenance Services division provides fuel and lube servicing, portable steaming, equipment inspections, parts and component supply, major overhauls and equipment refurbishment, onsite haul truck brake testing, onsite maintenance support, under carriage rebuild, machining, hose manufacturing, and technical support services, as well as welding, fabrication/repairs, weld certification, and inspection services. As of December 31, 2021, the company operated a heavy equipment fleet of 632 units. It serves resource development and industrial construction sectors. The company was formerly known as North American Energy Partners Inc. and changed its name to North American Construction Group Ltd. in April 2018. North American Construction Group Ltd. was founded in 1953 and is headquartered in Acheson, Canada.

TETRA Technologies, Inc., together with its subsidiaries, operates as a diversified oil and gas services company. It operates through Completion Fluids & Products Division and Water & Flowback Services segments. The Completion Fluids & Products segment manufactures and markets clear brine fluids, additives, and associated products and services to the oil and gas industry for use in well drilling, completion, and workover operations in the United States, as well as in Latin America, Europe, Asia, the Middle East, and Africa. This segment also markets liquid and dry calcium chloride products. The Water & Flowback Services segment provides water management services for onshore oil and gas operators. This segment also offers frac flowback, production well testing, and other associated services in oil and gas producing regions in the United States and Mexico, as well as in various basins in Latin America, Africa, Europe, and the Middle East. The company was incorporated in 1981 and is headquartered in The Woodlands, Texas.

Solaris Oilfield Infrastructure, Inc. designs, manufactures, and sells mobile equipment to unload, store, and deliver proppant, water, and chemicals at oil and natural gas well sites in the United States. It is involved in the transloading and storage of proppant or railcars at its transloading facility. The company also develops Railtronix, an inventory management software. In addition, it provides last-mile logistics management services; AutoBlend, an integrated electric blender; top-fill equipment to enable quick unloading from bottom drop trucks; fluid management systems; and proprietary Solaris Lens software. The company serves exploration and production, and oilfield services industries. Solaris Oilfield Infrastructure, Inc. was founded in 2014 and is headquartered in Houston, Texas.

Ranger Energy Services, Inc. provides onshore high specification well service rigs, wireline completion services, and complementary services to exploration and production companies in the United States. It operates through three segments: High Specification Rigs, Wireline Services, and Processing Solutions and Ancillary Services. The High Specification Rigs segment offers well service rigs and complementary equipment and services to facilitate operations throughout the lifecycle of a well; and well maintenance services. This segment also has a fleet of 540 well service rigs. The Wireline Services segment provides wireline production and intervention services to provide information to identify and resolve well production problems through cased hole logging, perforating, mechanical, and pipe recovery services; wireline completion services are used primarily for pump-down perforating operations to create perforations or entry holes through the production casing; and pumping services. This segment also has a fleet of 68 wireline units and four high-pressure pump trucks. The Processing Solutions and Ancillary Services segment rents well service-related equipment consisting of fluid pumps, power swivels, well control packages, hydraulic catwalks, frac tanks, pipe racks, and pipe handling tools; decommissioning services; fluid management services; offers proprietary and modular equipment for the processing of natural gas; coil tubing services; and snubbing services. This segment also engages in the rental, installation, commissioning, start up, operation, and maintenance of mechanical refrigeration units, nitrogen gas liquid stabilizer units, nitrogen gas liquid storage units, and related equipment. Ranger Energy Services, Inc. was incorporated in 2014 and is based in Houston, Texas.

CSI Compressco LP provides contract services for natural gas compression and treating in the United States, Latin America, Canada, Egypt, and internationally. The company offers natural gas compression services through low-, medium-, and high-horsepower compressor packages for oil and natural gas production, gathering, artificial lift, transmission, processing, and storage. It also provides treating services for natural gas producers and midstream companies, such as providing equipment for lease or sale, equipment installation services, and the operation of equipment for removal of contaminants from a natural gas stream, and natural gas cooling to reduce the temperature of produced gas and liquids; well monitoring and sand separation services; and operation, maintenance, overhaul, and reconfiguration services for compression equipment. In addition, the company sells engine parts, compressor package parts, and other parts manufactured by third-party suppliers. CSI Compressco GP LLC serves as the general partner of CSI Compressco LP. The company was formerly known as Compressco Partners, L.P. and changed its name to CSI Compressco LP in December 2014. CSI Compressco LP was incorporated in 2008 and is headquartered in The Woodlands, Texas.

Oil States International, Inc., through its subsidiaries, provides oilfield products and services for the drilling, completion, subsea, production, and infrastructure sectors of the oil and gas industry 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 wellhead isolation, frac valve, wireline and coiled tubing support, flowback and well testing, pipe recovery systems, gravel pack and sand control, blowout preventer, and 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; and short-cycle and other products. Its products include flexible bearings, advanced connector systems, high-pressure riser 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, 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.

Natural Gas Services Group, Inc. provides natural gas compression services and equipment to the energy industry in the United States. It fabricates, manufactures, rents, and sells natural gas compressors and related equipment. The company primarily engages in the rental of compression units that provide small, medium, and large horsepower applications for unconventional oil and natural gas production. As of December 31, 2021, the company had 2,023 natural gas compression units in its rental fleet with 418,041 horsepower. The company also engages in the design, fabrication, and assembly of compressor components into compressor units for rental or sale; engineers and fabricates natural gas compressors; and designs and manufactures a line of reciprocating compressor frames, cylinders, and parts. In addition, it is involved in the design, fabrication, sale, installation, and service of flare stacks and related ignition and control devices for the onshore and offshore incineration of gas compounds, such as hydrogen sulfide, carbon dioxide, natural gas, and liquefied petroleum gases. Further, the company offers customer support services for its compressor and flare sales business; and exchange and rebuild program for small horsepower screw compressors. Its primary customers are exploration and production(E&P) companies that utilize compressor units for artificial lift applications; E&P companies that focuses on natural gas-weighted production; and midstream companies. Natural Gas Services Group, Inc. was incorporated in 1998 and is headquartered in Midland, Texas.

Flotek Industries, Inc. operates as a technology-driven chemistry and data company that serves customers across industrial, commercial, and consumer markets in the United States, the United Arab Emirates, and internationally. It operates in two segments, Chemistry Technologies (CT) and Data Analytics (DA). The CT segment designs, develops, manufactures, packages, distributes, delivers, and markets green specialty chemicals that enhance the profitability of hydrocarbon producers and cleans surfaces in commercial and personal settings to help reduce the spread of bacteria, viruses, and germs. This segment primarily serves integrated oil and gas, oilfield services, independent oil and gas, national and state-owned oil, geothermal energy, solar energy, and alternative energy companies. The DA segment designs, develops, produces, sells, and supports equipment and services that create and provide valuable information on the composition and properties of energy customers' hydrocarbon fluids. This segment's data platforms combine the energy industry's field-deployable, inline optical analyzer with proprietary cloud visualization and analytics. It sells its products directly through a mix of in-house sales professionals, as well as contractual agency agreements. The company was incorporated in 1985 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 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 protection products for artificial lift equipment and cables; and subsea remotely operated vehicles and trenchers, submarine rescue vehicles, specialty components and tools, and complementary subsea technical services. The Completions segment offers hydraulic fracturing pumps, cooling systems, high-pressure flexible hoses, and flow iron for pressure pumping, hydraulic fracturing and flowback services markets; wireline cable and pressure control equipment for well completion and intervention service markets; and coiled tubing strings and coiled line pipe. 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.

Geospace Technologies Corporation designs and manufactures instruments and equipment used in the oil and gas industry to acquire seismic data in order to locate, characterize, and monitor hydrocarbon producing reservoirs. The company operates through three segments: Oil and Gas Markets, Adjacent Markets, and Emerging Markets. The Oil and Gas Markets segment offers wireless seismic data acquisition systems and reservoir characterization products and services, as well as traditional seismic exploration products, such as geophones, hydrophones, leader wires, connectors, cables, marine streamer retrieval and steering devices, and other seismic products. The Adjacent Markets segment provides industrial products, including imaging equipment, water meter products, remote shut-off valves and Internet of Things platform, and offshore cables, as well as seismic sensors for vibration monitoring and geotechnical applications, such as mine safety and earthquake detection applications; and electronic pre-press products that employ direct thermal imaging, direct-to-screen printing systems, and digital inkjet printing technologies targeted at the commercial and industrial graphics, textile, and flexographic printing industries. The Emerging Markets segment designs and sells products used for border and perimeter security surveillance, cross-border tunneling detection, and other products targeted at movement monitoring, intrusion detection, and situational awareness. This segment serves customers that include various agencies of the United States government, including the Department of Defense, Department of Energy, Department of Homeland Security, and other agencies. The company operates in Asia, Canada, Europe, the United States, and internationally. Geospace Technologies Corporation was founded in 1980 and is headquartered in Houston, Texas.

DMC Global Inc. provides a suite of technical products for the energy, industrial, and infrastructure markets worldwide. The company operates through three segments: Arcadia, DynaEnergetics, and NobelClad. The Arcadia segment manufactures, assembles, and sells architectural building materials, including storefronts and entrances, windows, curtain walls, and interior partitions; architectural components, architectural framing systems, and sun control products; sliding and glazing systems; and engineered steel, aluminum, and wood door and window systems. It sells its products through a national in-house sales force for buildings, such as office towers, hotels, education and athletic facilities, health care facilities, government buildings, retail centers, luxury homes, mixed use, and multi-family residential buildings. The DynaEnergetics segment designs, manufactures, markets, and sells perforating systems, including initiation systems, shaped charges, detonating cords, gun hardware, and control panels; and associated hardware for the oil and gas industry. It sells its products through direct selling, distributors, and independent sales representatives. The NobelClad segment produces and sells explosion-welded clad metal plates for use in the construction of heavy, corrosion resistant pressure vessels, and heat exchangers for oil and gas, chemical and petrochemical, alternative energy, hydrometallurgy, aluminum production, shipbuilding, power generation, and industrial refrigeration industries. It sells its products through direct sales personnel, program managers, and independent sales representatives. The company was formerly known as Dynamic Materials Corporation and changed its name to DMC Global Inc. in November 2016. DMC Global Inc. was founded in 1965 and is headquartered in Broomfield, Colorado.

Drilling Tools International Corp. provides oilfield equipment and services to oil and natural gas sectors in North America, Europe, and the Middle East. It offers downhole desander and filters; non-mag and steel drill collars; tubulars; flapper plugs; and well bore conditioning and fraction reduction technologies. The company also provides hole openers, roller reamers, and extended reach drilling tools; stabilizers comprising integral blade, sleeve, and welded blade string stabilizers, as well as hard facing tools; stinger valves; and sub-assemblies, which includes heat-treated steel and non-magnetic metal subs. In addition, it offers handling tools, such as elevators, brackets and bail assembly, slips, tongs, stabbing guides, and safety clamps; blowout preventors and pressure control equipment; and drilling accessories including float valve, ring gauge, tool basket, lift bail, and ditch magnet. Further, the company provides downhole inspection, well fence data automation, and compass services. Drilling Tools International Corp. was founded in 1984 and is headquartered in Houston, Texas.

Profire Energy, Inc., a technology company, provides burner, and combustion management systems and solutions for natural and forced draft applications in the United States and Canada. It primarily focuses on the upstream, midstream, and downstream transmission segments of the oil and gas industry. It also sells and installs its systems in Europe, South America, Africa, the Middle East, and Asia. The company was founded in 2002 and is based in Lindon, Utah.

Smart Sand, Inc., an integrated frac sand supply and services company, engages in the excavation, processing, and sale of sands or proppant for use in hydraulic fracturing operations in the oil and gas industry in the United States. It also provides logistics services; and SmartSystems, a wellsite proppant storage solution. The company sells its products primarily to oil and natural gas exploration and production companies, oilfield service companies, and industrial manufacturers. As of December 31, 2021, it had approximately 250 million tons of proven and probable recoverable sand reserves. Smart Sand, Inc. was incorporated in 2011 and is headquartered in The Woodlands, Texas.

KLX Energy Services Holdings, Inc. provides drilling, completions, production, and well intervention services and products to the onshore oil and gas producing regions of the United States. The company operates through three segments: Southwest, Rocky Mountains, and Northeast/Mid-Con. It provides directional drilling services; and downhole navigational and rental tools businesses and support services, including well planning, site supervision, accommodation rentals, and other drilling rentals. The company also offers coiled tubing and nitrogen services; pressure control products and services; wellhead and hydraulic fracturing rental products and services; flowback and testing services; and wireline services. In addition, it offers toe sleeves; wet shoe cementing bypass subs; composite plugs; dissolvable plugs; liner hangers; stage cementing tools, inflatables, float and casing equipment; retrievable completion tools; cementing products and services; thru-tubing technologies and services; rig assist snubbing services; and acidizing and pressure pumping services. Further, the company provides production services comprising maintenance-related intervention services; production blow out presenters; mechanical wireline services; slick line services; hydro-testing services; premium tubulars; and other specialized production tools. It also provides intervention services consisting of technicians and equipment that are focused on providing customers engineered solutions to downhole complications. The company offers a range of technical services, and related tools and equipment to companies engaged in the exploration and development of North American onshore conventional and unconventional oil and natural gas reserves. KLX Energy Services Holdings, Inc. was incorporated in 2018 and is headquartered in Houston, Texas.

NCS Multistage Holdings, Inc. provides engineered products and support services for oil and natural gas well completions 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, sand jet perforating products, accelus sliding sleeves, injection control devices, repeat precision products, chemical and radioactive tracer diagnostics, and well construction products. The company also provides tracer diagnostics services for well completion and reservoir characterization that utilize downhole chemical and radioactive tracers. It offers its products and services primarily to exploration and production companies for use in onshore wells through technically-trained direct 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.

Nine Energy Service, Inc. operates as an onshore completion services provider that targets unconventional oil and gas resource development across North American basins and internationally. It offers cementing services, which consist of blending high-grade cement and water with various solid and liquid additives to create a cement slurry that is pumped between the casing and the wellbore of the well. The company also provides a portfolio of completion tools, such as liner hangers and accessories, fracture isolation packers, frac sleeves, stage one prep tools, frac plugs, casing flotation tools, specialty open hole float equipment, disk subs, composite cement retainers, and centralizers that provide pinpoint frac sleeve system technologies. In addition, it offers wireline services consisting of plug-and-perf completions, which is a multistage well completion technique for cased-hole wells that consists of deploying perforating guns and isolation tools to a specified depth; and coiled tubing services, which perform wellbore intervention operations utilizing a continuous steel pipe that is transported to the wellsite wound on a large spool in lengths of up to 30,000 feet. The company was formerly known as NSC-Tripoint, Inc. and changed its name to Nine Energy Service, Inc. in October 2011. Nine Energy Service, Inc. was incorporated in 2011 and is headquartered in Houston, Texas.

Dawson Geophysical Company provides onshore seismic data acquisition and processing services in the United States and Canada. The company acquires and processes 2-D, 3-D, and multi-component seismic data for its clients, including oil and gas companies, and independent oil and gas operators, as well as providers of multi-client data libraries. Its seismic crews supply seismic data primarily to companies engaged in the exploration and development of oil and natural gas on land and in land-to-water transition areas. The company also serves the potash mining industry. Dawson Geophysical Company was founded in 1952 and is headquartered in Midland, Texas. Dawson Geophysical Company is a subsidiary of Wilks Brothers, LLC.

Recon Technology, Ltd. provides hardware, software, and on-site services to companies in the petroleum mining and extraction industry in the People's Republic of China. The company offers equipment, tools, and other hardware related to oilfield production and management, and transportation; and develops and sells industrial automation control and information solutions. It also provides equipment for oil and gas production and transportation, including heating furnaces and burner, as well as enhancing techniques comprising packers of fracturing; production packers; sand prevention in oil and water wells; water locating and plugging techniques; fissure shaper; fracture acidizing techniques; and electronic broken-down services to resolve block-up and freezing problems. In addition, the company offers automation systems and services, including pumping unit controller that monitors the pumping units and collects data; RTU to monitor natural gas wells and collect gas well pressure data; wireless dynamometers and wireless pressure gauges; electric multi-way valves for oilfield metering station flow control; and natural gas flow computer systems. Further, it provides Recon SCADA oilfield monitor and data acquisition system for supervision and data collection; EPC service of pipeline SCADA system for pipeline monitoring and data acquisition; EPC service of oil and gas wells SCADA system for monitoring and data acquisition of oil wells and natural gas wells; EPC service of oilfield video surveillance and control system to control the oil and gas wellhead and measurement station areas; and technique service for digital oilfield transformation. Additionally, the company offers oilfield waste water treatment solutions and related chemicals; and oily sludge disposal solutions. Recon Technology, Ltd. was incorporated in 2007 and is headquartered in Beijing, the People's Republic of China.