Arthur C. Nielsen

Part of Chesapeake Energy Corp., Alamco, Inc. is a company that acquires, develops, and produces domestic oil and gas. The company is based in Clarksburg, WV. Alamco was acquired by Columbia Natural Resources LLC on August 08, 1997 for $72.80 million.

Part of Chevron Corp., Union Oil Company of California, Inc. is a company that explores and markets petrol. The company is based in El Segundo, CA. Union Oil Company of California was acquired by Hilcorp Energy Co. from Chevron Corp. on January 01, 2012.

Energy Corp. of America explores, extracts, produces and transport natural gas and oil. The company was founded by John Mork and Julie M. Mork in 1963 and is headquartered in Charleston, WV.

PDC 2002-B LP produces and sells crude oil, natural gas and natural gas liquids. It owns an undivided working interest in wells located in Colorado. The firm is managed by its managing general partner PDC Energy, Inc. The company was founded in 2002 and is headquartered in Denver, CO.

PDC 2002-C LP engages in the exploration and development of crude oil and natural gas properties. It owns an undivided working interest in wells located in Colorado. The company was founded in 2002 and is headquartered in Denver, CO.

PDC 2003-C LP explores oil and natural gas properties. It has drilled 22 wells in Wattenberg and 5 in Grand Valley fields. The company was founded on September 26, 2003 and is headquartered in Denver, CO.

PDC 2005-A Limited Partnership was organized as a limited partnership, in accordance with the laws of the State of West Virginia for the purpose of engaging in the exploration and development of oil and natural gas properties. Business operations of the Partnership commenced upon closing of an offering for the sale of Partnership units. Upon funding, the Partnership entered into a Drilling and Operating Agreement ('D&O Agreement') with the Managing General Partner which authorizes Petroleum Development Corporation ('PDC') to conduct and manage the Partnership's business. Upon completion of the drilling phase of the Partnership's wells, all additional general partners units were converted into units of limited partner interests and thereafter became limited partners of the Partnership. In accordance with the terms of the Limited Partnership Agreement, the Managing General Partner manages all activities of the Partnership and acts as the intermediary for substantially all Partnership transactions.

PDC 2005-B Limited Partnership was organized as a limited partnership, in accordance with the laws of the State of West Virginia for the purpose of engaging in the exploration and development of oil and natural gas properties. Business operations of the Partnership commenced upon closing of an offering for the sale of Partnership units. Upon funding, the Partnership entered into a Drilling and Operating Agreement with the Managing General Partner which authorizes Petroleum Development Corporation ('PDC') to conduct and manage the Partnership's business. Upon completion of the drilling phase of the Partnership's wells, all additional general partners units were converted into units of limited partner interests and thereafter became limited partners of the Partnership. In accordance with the terms of the Limited Partnership Agreement, the Managing General Partner manages all activities of the Partnership and acts as the intermediary for substantially all Partnership transactions

Rockies Region Private LP engages in the exploration and development of oil and natural gas properties in Colorado. The company was founded on December 6, 2005 and is headquartered in Denver, CO.

University of Southern California is a private research university that mainly offers undergraduate, graduate & other higher education. The university was founded in 1880 and is headquartered in Los Angeles, CA.

Northwestern University is a private institution founded in 1851 to serve the Northwest Territory, an area that now includes the states of Ohio, Indiana, Illinois, Michigan, Wisconsin and parts of Minnesota. Northwestern has three campuses

American Petroleum Institute (API) is the only national trade association that represents all aspects of America's oil and natural gas industry. Its more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

Young Presidents' Organization, Inc. is a global leadership community of over 30,000 chief executives from 142 countries. The non-profit company is based in Irving, TX and has a global presence of subsidiaries in several regions. The company's mission is to help its members become better leaders and better people. The company was founded in 1950 by Ray Hickok, Khalid Mohamed Jassem Kanoo. Thayer Smith has been the CEO of the company since 2007.

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.

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.

Chief Executives Organization, Inc. operates as a membership organization for charity. The CEO of the American company is Sheldon Elman.

The Colorado Museum of Natural History provides informal science education. It offers exhibits, discussions, and activities to help Museum visitors celebrate and understand the wonders of Colorado, earth, and the universe. The company was founded by Edwin Carter in 1868 and is headquartered in Denver, CO.

The Independent Oil & Gas Association of West Virginia, Inc. was founded in 1959 and engages in the extraction and production of natural gas and oil. The non-profit company is based in Charleston, WV.

PeerForward, Inc. provides social services. It partners with schools and districts to strengthen college-going culture and increase college enrollment rates in the community. The company was founded by Keith Frome, J.B. Schramm and Derek Canty in 1993 and is headquartered in Washington, DC.

Westech Energy New Zealand Ltd. provides gas and oil exploration services. The company is headquartered in Wellington, New Zealand.