Sam H. Pyne

Haddington Ventures LLC (Haddington Ventures) is a private equity firm founded in 1998 by James Chris Jones and John A. Strom. The firm is headquartered in Houston, Texas.

Endicott Biofuels II LLC develops cleaner fuel alternatives. The company was founded by Christopher J. Frantz in 2007 and is headquartered in Houston, TX.

Eureka Resources LLC provides wastewater management services. Its water treatment facility pretreats flowback and produced wastewater for reuse in drilling and completion operations. The firm also serves oil and gas producers in the Marcellus and Utica Shale regions. The company was founded by Tim Butters in 2008 and is headquartered in Williamsport, PA.

Apex Compressed Air Energy Storage LLC develops, constructs, owns and, operates compressed air energy storage plants. Its power generation facility uses electric motor-driven compressors to inject air into an underground storage cavern and later releases the compressed air to turn turbines and generate electricity back onto the grid. The company was founded in 2011 and is headquartered in Houston, TX.

Houston Arboretum & Nature Center owns and operates arboretum and nature center. The company was founded in 1967 and is headquartered in Houston, TX.

Founded in 1946, Howard Weil, Inc. is a broker/dealer located in New Orleans, Louisiana with an additional office in Houston, Texas. On November 1, 2012, Howard Weil became part of Scotia Capital (USA), Inc., a US registered broker-dealer and a member of FINRA and the NYSE. Scotia Capital (USA), Inc. is owned by the Bank of Nova Scotia (NYSE: BNA), aka Scotiabank. The firm is an energy investment boutique that provides equity research, institutional sales and trading, and investment banking services. They cover companies in the following energy sectors: major integrated oil, exploration and production, oilfield service, gas and power, independent refiners and coal producers. Howard Weil's sales force deals only with energy securities and covers institutional accounts in the US and internationally. Their trading expertise spans all sectors of the energy industry and includes small-, mid- and large-cap companies.

Lyondell Chemical Co. manufactures and distributes chemicals & plastics, produces fuel products, and refines heavy & high-sulfur crude oil. The company operates in four segments: Ethylene Co-Products and Derivatives, Propylene Oxide & Related Products, Refining, and Inorganic Chemicals. The company's products are used in the clothing, food packaging, household furnishings, automotive parts, construction, home-building materials, paints, and coating industries. The company was founded in 1985 and is headquartered in Houston, TX.