John L. Dunn

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.