Andrew Frederick Gould

BG Group Ltd. discovers, extracts, transmits, distributes and supplies natural gas and oil. The firm operates through Upstream and LNG Shipping & Marketing segments. The Upstream segment comprises exploration, development, production, liquefaction and marketing of hydrocarbons with a focus on natural gas. The LNG Shipping and Marketing segment combines the development and use of LNG import facilities with the purchase, shipping and sale of LNG and regasified natural gas. The company is headquartered in London, the United Kingdom.

The Institute of Chartered Accountants in England & Wales ensures that its members, students, and affiliates maintain the highest standards of professional competency and conduct to protect the public interest. The non-profit company is based in London, UK, and has subsidiaries in the United Kingdom. With over 150,000 members, the institute provides technical information, helplines, and communities to its members.

Schlumberger Oilfield Services, Inc. provides oilfield exploration services. The firm offers coiled tubing, drilling, well testing, and seismic services. The company is headquartered in Sugar Land, TX

The National Petroleum Council operates as a council for national petroleum. The private company is based in Washington.

Lambert Energy Advisory Ltd. provides financial advice & management consulting services. The company was founded in 1999 and is headquartered in London, GB.

Warwick Street (KSI) LLP provides property consulting services. The company was founded in 1920 and is headquartered in London, the United Kingdom.

CSL Capital Management LLC (CSL Capital) is a private equity firm founded by Charles Leykum in 2008. The firm is headquartered in Houston, Texas.

Schlumberger Ltd. Supplies technology, integrated project management and information solutions to customers working in the oil and gas industry worldwide. The company is headquartered in New York, NY.

BJ Services, Inc. provides hydraulic fracturing and cementing services. The company was founded in March 2017 and is headquartered in Tomball, TX.

Part of BJ Services, Inc., BJ Services LLC provides fracturing, pressure pumping and cementing services. The private company is based in Dallas, TX. Warren Zemlak has been the CEO of the company since 2017.

Bjs LLC provides business services. The private company is based in Oklahoma.

Sentinel Energy Services, Inc. is a blank check company, which engages in the provision of merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination with one or more businesses. It intends to focus on opportunities in the oil and gas services industry. The company was founded on June 5, 2017 and is headquartered in Houston, TX.