NEX vs WTTR

NexTier Oilfield Solutions Inc.

NexTier Oilfield Solutions Inc., through its subsidiaries, provides well completion and production services in various active and demanding basins. The company's 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, 2020, it had approximately 37 hydraulic fracturing fleets, 116 wireline trucks, and 80 pumpdown units. The company's 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 our customers' zone of interest; and engineering software and technical guidance for remedial cementing applications, and acidizing to optimize the performance of its customers' wells. It 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, 2020, this segment had approximately 25 coiled tubing units and 101 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.

Select Water Solutions Inc.

Select Energy Services, Inc., an oilfield services company, provides water management and chemical solutions to the onshore oil and natural 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 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 leading 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.