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Coil Tubing Technology, Inc., a coil tubing company, focuses on the development, marketing, and rental of advanced tools and related technical solutions for use with coil tubing and jointed pipe in the bottom hole assembly for the exploration and production of hydrocarbons worldwide. The company's products include jar accelerator, extended reach, bi-directional jar, jet hammer, jet motor, spinning wash, bumper sub, vibrational agitation, and indexing tools. Its products are used in thru-tubing fishing, thru-tubing workover and intervention, pipeline clean out, and coil tubing lateral drillout operations. The company was founded in 1999 and is headquartered in Houston, Texas.

Koil Energy Solutions, Inc., an energy services company, provides equipment and support services to the energy and offshore industries. It offers engineering and project management services, including the design, installation, and retrieval of subsea equipment and systems; connection and termination operations services; well-commissioning services; and construction support services. The company also provides project management and engineering; spooling; testing and commissioning; storage management; and refurbishment and repurposing of recovered subsea equipment, as well as support services for offshore interventions. In addition, it offers loose steel tube flying lead and umbilical hardware products, as well as riser isolation valves and subsea isolation valve services. Further, the company provides installation aids, including flying lead installation systems, tensioners, lay chutes, buoyancy modules, clump weights, mud mats, pumping and testing skids, control booths, fluid drum carriers, under-rollers, carousels, running and parking deployment frames, termination shelters, pipe straighteners, subsea deployment basket system, horizontal drive units, and rapid deployment cartridges. It serves energy companies, subsea equipment manufacturers, subsea equipment installation contractors, offshore drilling contractors, engineering and construction companies, and other companies involved in maritime operations. The company was formerly known as Deep Down, Inc. and changed its name to Koil Energy Solutions Inc. in April 2022. Koil Energy Solutions Inc. was founded in 1997 and is headquartered in Houston, Texas.

Freestone Resources, Inc. is an oil and gas technology development company, which engages in the development and marketing of technologies and solvents. The company was founded on January 22, 1997 and is headquartered in Ennis, TX.

QS Energy, Inc. develops and commercializes energy efficiency technologies in the United States and internationally. The company's energy efficiency technologies assist in meeting energy demands, enhancing the economics of oil transport, and reducing greenhouse gas emissions. Its intellectual properties include a portfolio of domestic and international patents, which have been developed in conjunction with and licensed from Temple University of Philadelphia, Pennsylvania. The company's primary technology comprises Applied Oil Technology, a commercial-grade crude oil pipeline transportation flow-assurance product that reduces crude oil viscosity by applying a high intensity electrical field to crude oil while in transit. It serves upstream and midstream energy sectors. The company was formerly known as Save the World Air, Inc. and changed its name to QS Energy, Inc. in August 2015. QS Energy, Inc. was incorporated in 1998 and is based in Tomball, Texas.

Weatherford International Plc provides equipment and services to the oil and natural gas exploration and production industry. It operates through two segments: Western Hemisphere and Eastern Hemispher. The company products and services are Drilling and Evaluation, Production, Completions, and Well Construction. Weatherford International was founded in 1941 and is headquartered in Baar, Switzerland.