Keith D. Horton

Ranger Oil Corp. is an independent oil and gas company, which engages in the exploration, development, and production of crude oil, natural gas liquids, and natural gas. It focuses on its Eagle Ford Shale project located in South Texas. The company was founded in 1882 and is headquartered in Houston, TX.

Penn Virginia Operating Co. LLC operates as a lessor of real property. The company was founded on December 6, 2006 and is headquartered in Dallas, TX.

Eastern Coal Council, Inc. used to operate as a coal council. The company was headquartered in Lebannon, VA.

PVR Partners LP engaged in the gathering and processing of natural gas and the management of coal and natural resource properties in the United States. It operates through three business segments: Eastern Midstream, Midcontinent Midstream and Coal & Natural Resource Management. The Eastern Midstream segment is engaged in providing natural gas gathering, and other related services in Pennsylvania and West Virginia. The Midcontinent Midstream segment is engaged in providing natural gas processing, gathering services, and other related services. These processing and gathering systems are located primarily in Oklahoma and Texas. The Coal & Natural Resource Management segment involves in the management and leasing of coal properties and the subsequent collection of royalties. It also involves in other land management activities, such as selling standing timber, leasing coal-related infrastructure facilities and collecting oil and gas royalties. The company was founded in July 2001 and is headquartered in Radnor, PA.

Westmoreland Resource Partners LP produces and markets thermal coal to large electric utilities with coal-fired power plants. Its mining operations include Cadiz, Tuscarawas, Belmont, New Lexington, Muhlenberg, and Kemmerer. The company was founded in 1985 and is headquartered in Englewood, CO.

Westmoreland Resources GP LLC engages in the production of steamed and surface mined coal. It also operates as a general partner to the company Westmoreland Resource Partners LP. The company is headquartered in Columbus, OH.