Patrick D. O'Brien

Montana Power Co. was used to generate and distribute natural gas. The company was an oil, natural gas, coal and independent power producer. It was formed in 1912 by the merger of four regional electric companies. Montana Power was located in Butte, MT.

American Oil & Gas, Inc. engaged in the acquisition, exploration and development of crude oil and natural gas reserves and production in the Western United States. The company was founded on February 15, 2000 and was headquartered in Denver, CO.

Part of Kinder Morgan, Inc., Tower Colombia Corp. is a company that provides services in the oil and gas industry. The company is based in Denver, CO. Tower Colombia was acquired by American Oil & Gas Corp on April 22, 2005 for $18.04 million. The company was founded by Bobby G. Solomon.

Extraction Oil & Gas, Inc. is an energy company, which engages in the exploration, development, and production of oil, natural gas, and natural gas liquids. It focuses on extraction activities in Denver-Julesburg Basin of Colorado, targeting development of the Codell and Niobrara formations. The company was founded by Mark A. Erickson, Matthew Owens and Jesse Silva in November 2012 and is headquartered in Denver, CO.

Elk Meadows Resources LLC provides services related to acquisition and development of oil and gas properties. Its operational focuses will be on the exploitation of liquids-heavy onshore oil and gas properties, both conventional and unconventional, in the Permian Basin and Northern Rockies. The company was founded in 2012 and is headquartered in Denver, CO.