Michael du Vigneaud

Pickering Energy Partners, Inc. is a broker/dealer headquartered in Houston, Texas. They provide energy investment ideas to institutional clients. The firm is a member of the NASD and the SIPC

Credit Suisse First Boston LLC provides global investment banking services in the United States. It provides private banking and financial advisory services and banking products. Its businesses include securities underwriting, sales & trading, investment banking, private equity, alternative assets, financial advisory services, investment research and asset management. It is headquartered in New York, NY.

The Olayan Group operates as a diversified enterprise that engages in trading, manufacturing, services and investments sectors. It manages commercial and industrial operations in Saudi Arabia through its subsidiary Olayan Financing Company. The firm’s investment team focuses on public and private equities, real estate, fixed income securities, and other specialized assets. It operates through its offices located in Europe, Saudi Arabia and the United States. The company was founded by Suliman S. Olayan in 1947 and is headquartered in Riyadh, Saudi Arabia.

The Interstate Group provides investment banking and research services. It provides integrates trading, sales and support services for institutional clients through a specialized arrangement that allows them to obtain research products and services with commission dollars. The company was founded by Grady G. Thomas, Jr. in 1975 and is headquartered in Charlotte, NC.

Tudor, Pickering, Holt & Co. Securities LLC (TPH) is a broker/dealer headquartered in Houston, Texas. The firm was founded in 2007 by Robert Tudor III. They are a subsidiary of Perella Weinberg Partners Group LP, which is ultimately owned by Perella Weinberg Partners (NASDAQ: PWP). TPH provides a full array of trading and execution services for their institutional and corporate clients in the energy sector. They focus on the upstream, midstream and oilfield service sectors.