John P. DesBarres

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.

Part of The Williams Cos., Inc., Transco Energy Co. LLC is a company that operates natural gas pipelines. The company is based in Houston, TX. Transco Energy Co. was acquired by The Williams Cos., Inc. on January 19, 1995 for $430.50 million.

TEPPCO Partners LP is a publicly traded energy logistics partnership with operations that span much of the continental United States. TEPPCO owns and operates an extensive network of assets that facilitate the movement, marketing, gathering and storage of various commodities and energy-related products. The partnership's midstream portfolio of assets comprises pipelines that gather and transport refined petroleum products, crude oil, natural gas, liquefied petroleum gases (LPGs) and natural gas liquids (NGLs), and includes one of the largest common carrier pipelines for refined petroleum products and LPGs in the United States. TEPPCO also owns a marine business that operates primarily on the United States inland and Intracoastal Waterway systems, and in the Gulf of Mexico.

Part of Magellan Midstream Partners LP, Magellan GP LLC is a company based in Tulsa, OK. Aaron L. Milford has been the CEO of the company since 2004.

Part of Kinder Morgan, Inc., Santa Fe Pacific Pipeline Partners LP operates a refined petroleum products pipeline system. The company is based in Los Angeles, CA.