Greg Highberger

Lime Rock Management LP (Lime Rock Management) is Private Equity firm founded in 1998 by Jonathan Clark Farber and John T. Reynolds. The firm is headquartered in Westport with additional office in London.

Credit Suisse Securities (USA) LLC (Credit Suisse Securities USA) is the broker/dealer division of Credit Suisse Securities (USA) LLC, an investment banking company headquartered in New York City. The firm was founded in 1998 and is a wholly owned subsidiary of Credit Suisse (USA), Inc., ultimately owned by Credit Suisse Group AG (SWX: CSGN) in Switzerland. Credit Suisse Securities USA offers a suite of equities, solutions and credit products and services which includes global securities sales, trading and execution, prime brokerage and comprehensive investment research. Their clients include financial institutions, corporations, governments, institutional investors, such as pension funds and hedge funds, and private individuals around the world.

T.A.W., Inc. provides a variety of environmental and construction services, equipment and personnel to independent and major exploration and production companies throughout Arkansas, Oklahoma, Texas, Mississippi, Alabama and in Kansas. The company was founded in 1967 and is headquartered in Alma. AR.

Shelf Drilling Holdings Ltd. provides shallow water drilling services to the oil and gas industry in Asia, Africa and the Middle East. It engages in drilling and completion of exploratory and developmental offshore oil and natural gas wells. The firm's fleet consists of jack up rigs and swamp barges. The company was founded on November 30, 2012 and is headquartered in Dubai, the United Arab Emirates.

Capstone Natural Resources LLC explored oil and gas. The company was headquartered in Tulsa, OK.

SDI Gas LLC provides oilfield services. It operates through the following divisions: MEC and HDD. The MEC offers engineering, construction, and repair of natural gas compression stations. The HDD provides directional drilling of gas pipelines under obstructions. The company was founded in 2015 and is headquartered in Mt. Morris, PA.

Silvertip Completion Services Operating LLC operates as an oilfield service company. It offers cased-hole wireline solutions including perforating, pumpdown, and logging. The company is headquartered in Dallas, TX.

Small Steps Nurturing Center operates two preschools for economically at-risk children living in the first, second, and fifth wards of Houston, Texas. The company was founded in 1995 and is headquartered in Houston, TX.

Axis Energy Services LLC provides energy services. Its services include completion, pressure, pumping, nitrogen, and chemical services. The company was founded in 2018 and is headquartered in Longview, TX.