Donald Jeffrey Gawick

Casedhole Solutions, Inc. provides oil and gas services. The firm is an oilfield service company catering to the oil and gas industry in the U.S. It provides a variety of wireline services for its customer completions and pipe recovery needs. The company was founded in 2005 and is headquartered in Weatherford, OK.

C&J OldCo, Inc. engages in the provision of hydraulic fracturing, coiled tubing and wireline and other complementary services. It operates through the following segments: Stimulation and Well Intervention Services, Wireline Services and Equipment Manufacturing. The Stimulation and Well Intervention Services segment provides hydraulic fracturing and coiled tubing, stimulation services, and directional drilling services. The Wireline Services segment offers cased-hole wireline and other complementary services, including logging, perforating, pipe recovery, pressure testing, and pump down services. The Equipment Manufacturing segment manufactures, refurbishes and repairs equipment and provides oilfield parts and supplies for third-party customers in the energy services industry. The company was founded by Joshua E. Comstock in 1997 and is headquartered in Houston, TX.

C&J Energy Services Ltd. engages in the provision of well construction, well completions, and well services to the oil and gas industry. It operates through the following segments: Completion Services; Well Support Services; and Other Services. The Completion Services segment includes the hydraulic fracturing services, cased-hole wire line services, coiled tubing services and other well stimulation services of both Legacy C&J and the C&P business. The Well Support Services segment includes services acquired with the C&P business, specifically including rig services, fluid management services and other special well site services. The Other Services segment includes services acquired with the C&P business, specifically including rig services, fluid management services and other special well site services. The company was founded on 1997 and is headquartered in Hamilton, Bermuda.

C&J Energy Services, Inc. engages in the provision of on-shore well construction, well completions, and well services to the oil and gas industry. It also offers manufacturing, research, and technology services to oil and gas production companies. It operates through the following segments: Completion Services, and Well Support Services. The Completion Service segment engages in hydraulic fracturing and cased-hole wireline and pump down services. The Well Support Services segment focuses on post-completion activities at the well site, and includes rig services, including workover, plugging and abandonment, fluids management, coiled tubing, artificial lift applications, and other specialized well site services. The company was founded by Joshua E. Comstock in 1997 and is headquartered in Houston, TX.

ESP Completion Technologies LLC manufactures completion equipment and accessories for ESP applications. Its products include application program interface, wellheads, cable protection devices, completion solutions, modular y-tools, re-li universal wellhead penetrator, and POD systems. The company was founded on November 1, 2011 and is headquartered in Houston, TX.

Path Environmental Technology LLC is a technology-enabled, decarbonizing industrial services platform. The firm serves the agriculture, chemical, food and beverage, petrochemical, pulp and paper, and refining industries. The company is headquartered in Houston, TX.