J. Scott Zimmerman

Evergreen Resources, Inc., located below the Western prairies and below the Rocky Mountains and the waters of the Gulf of Mexico. The exploration and production company, which has boosted its Gulf of Mexico properties, holds proved reserves oil equivalent. The vast majority of the exploration and production company's reserves are found within the US.

J. M. Huber Corp. operates as a portfolio management company. Its portfolio of companies includes chemicals and minerals, hydrocolloids and engineered woods, and timber management. The firm’s products are used in consumer and industrial application, including personal care, food and beverage, agricultural nutrients and adjuvants, building materials, flame retardants, and smoke suppressants. The company was founded by Joseph Maria Huber in 1883 and is headquartered in Edison, NJ.

Storm Cat Energy Corp. operates as an oil and gas company, which engages on the exploration, production and development of large unconventional gas reserves. It properties include Wyoming's Powder River Basin and Arkansas' Arkoma Basin and exploration. The company was founded on January 10, 2005 and is headquartered in Denver, CO.

South Texas Oil Co. is an independent oil and natural gas company that is engaged in the acquisition, production, exploration and development of oil and natural gas properties. The company was founded on July 31, 2001 and is headquartered in San Antonio, TX.

Tatonka Oil & Gas, Inc. is an exploration stage company, which is engaged in oil and gas acquisition, exploration, development and production activities in the U.S. The company was founded on May 22, 2001 and is headquartered in Denver, CO.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

Inflection Energy LLC operates as an independent oil and gas exploration and production company. It offers exploration and development of natural gas opportunities. The company was founded on June 5, 2008 and is headquartered in Denver, CO.