Paul D. Maniscalco

Petrohunter Energy Corp. explores for oil and natural gas. The company was founded by Marc A. Bruner on February 21, 2002 and is headquartered in Denver, CO.

GeoPetro Resources Co. is an independent oil and natural gas company, which engages in exploration, development, drilling and production of oil and gas properties. It holds interest in Madisonville, Lokern and Cook Inlet projects. The company was founded by Stuart J. Doshi in August 1994 and is headquartered in San Francisco, CA.

Earthstone Energy, Inc. is a growth-oriented independent oil and gas company. The firm is engaged in the acquisition and development of oil and gas reserves through activities that include drilling and development of undeveloped leases, as well as asset and corporate acquisitions and mergers. It also focuses on the Midland Basin in West Texas, the Eagle Ford Trend in South Texas and the Delaware Basin in New Mexico. The company was founded on July 7, 1969 and is headquartered in The Woodlands, TX.

PetroShare Corp. engages in the investigation, acquisition and development of crude oil and natural gas properties. It focused on financing activities and the exploration of crude oil and natural gas prospect located in Moffat County, Colorado known as the Buck Peak Prospect. The company was founded by Stephen J. Foley on September 4, 2012 and is headquartered in Englewood, CO.

Part of Verdun Oil Company II LLC, EP Energy Global LLC is an oil and gas exploration company. The company is based in Houston, TX.