Atlas Energy, L.P. Information

Atlas Energy, L.P. (NASDAQ: ATLS) formerly Atlas America, Inc. ("Atlas Energy" or "the Company"), has been engaged in the energy industry since 1968 and is currently a leading producer in the Marcellus Shale. The company is also one of the largest producers in the New Albany Shale in Indiana, the Antrim Shale in Michigan and the Chattanooga Shale in Tennessee. Atlas Energy is the country's leading sponsor and manager of tax-advantaged energy investment partnerships that finance the exploration and development of natural gas. Over the last five years, Atlas Energy has raised in excess of $1.5 billion through its drilling programs. Additionally, Atlas Energy manages a midstream energy service provider engaged in the transportation, gathering and processing of natural gas in the Mid-Continent and Appalachia regions of the United States through its subsidiary Atlas Pipeline Holdings, L.P. (NYSE: AHD), owner of the general partner of Atlas Pipeline Partners, L.P. (NYSE: APL).The Company also holds an interest in Lightfoot Capital Partners LP (Lightfoot LP) and Lightfoot Capital Partners GP, LLC (Lightfoot GP), the general partner of Lightfoot, entities which incubate new master limited partnerships (MLPs) and invest in existing MLPs.