Dave Pursell

Apache Corp. operates as an energy company, which engages in the exploration, development, and production of natural gas, crude oil, and natural gas liquids. The company was founded by Truman Anderson, Raymond Plank, and Charles Arnao on December 6, 1954 and is headquartered in Houston, TX.

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.

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

The Independent Petroleum Association of America manufactures oil and natural gas. The non-profit company is based in Washington. Barry Russell has been the CEO of the American company since 1980.

Founded in 1974, Simmons & Company International is an independent investment bank headquartered in Houston, Texas. The firm is a subsidiary of Piper Jaffray & Co. and their ultimate parent is Piper Jaffray Cos. (NYSE: PJC). Simmons & Co. specializes in the entire spectrum of the energy sector. They also provide services related to M&As and divestitures, public offerings, institutional research and sales and trading.

Tudor, Pickering, Holt & Co. LLC provides investment banking services. The company was founded in 2007 and is headquartered in Houston, TX.

Oxane Materials, Inc. manufactures and markets ceramic proppants. It offers products in the areas of sour gas abatement technologies, PEM fuel cell membranes, and composite agents. The firm’s advanced ceramic proppants, travel more deeply and more uniformly into oil and gas formations than conventional proppants while also affording a more conductive channel for oil and gas to flow to the wellbore. The company was founded by Mark Wiesner, Christopher E. Coker, Gregory P. William and Andrew Barron in 2002 and is headquartered in Houston, TX.