J. Kent Sweezey

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.

W-H Energy Services, Inc. provides oil field services. Its products and services that provide customers with alternatives to the integrated services packages typically marketed by the major integrated oilfield service companies. It is located in Houston, TX.

Founded in 1992 by John T. Nabb II, Growth Capital Partners LP is a merchant/investment banking and private equity firm headquartered in Houston, Texas. The firm works with both private and public middle-market companies that are based in North America. Their services include: company sales, private equity, recapitalizations, subordinated debt, MBOs, work-outs, restructurings, senior debt and valuations services

Gray Wireline Service, Inc. provides cased-hole wireline services to the domestic natural gas and oil production industries. Its services include logging, perforating, pipe recovery, and other mechanical services. The company was founded by Larry R. Cavanna, Steve Gray and David Otte in 1983 and is headquartered in Levelland, TX.

Centre Southwest Partners LLC (CSP) is a private equity investment firm based in Dallas. The firm is a regional affiliate of Centre Partners Capital Management LLC.