Gas Supply Agreement

Gas Gathering Agreement [Amendment and Joinder] - Atlas Pipeline Partners LP, Atlas Pipeline Operating Partnership LP, Atlas America Inc., Resource Energy LLC, Viking Resources LLC, Atlas Noble LLC, Atlas Resources LLC, Atlas Energy Resources LLC and Atlas Energy Operating Co. LLC (Dec 18, 2006)
Gas Purchase Contract - Approach Operating LP and Belvan Partners LP (Jun 1, 2006)
Purchase and Sale Agreement - American Oil & Gas Inc. and Enerplus Resources (USA) Corp. (Mar 20, 2006)
Base Contract for Sale and Purchase of Natural Gas - Cornerstone Energy Inc. and Amaizing Energy Holding Company LLC (Aug 8, 2005)
Agreement Regarding Gas Purchase Contract - Ozona Pipeline Energy Co. and Approach Resources I LP (May 26, 2005)
Gas Purchase Contract - Ozonoa Pipeline Energy Co., Approach Resources I LP, J. Cleo Thompson & James Cleo Thompson Jr. LP, Thompson Petroleum Corp., Jean Christine Thompson Trust II, Cockrell Production Co. inc., Wes-Tex Drilling Co. LP, Star Production Inc. and Algerita Land & Minerals Ltd. (May 1, 2004)
Lease Crude Oil Purchase Agreement - ConocoPhillips and Approach Operating LLC (May 1, 2004)
Natural Gas Gathering Agreement - Atlas Pipeline Partners LP, Atlas Pipeline Operating Partnership LP, Atlas Resources Inc., Atlas Energy Group Inc., Atlas Noble Corp., Resource Energy Inc. and Viking Resources Corp. (Jan 1, 2002)
Natural Gas Gathering Agreement - Atlas Pipeline Partners LP, Atlas Pipeline Operating Partnership LP, Atlas America Inc., Resource Inc. and Viking Resources Corp. (Feb 2, 2000)
Gas Purchase Agreement - Northeast Ohio Gas Marketing Inc. and Atlas Energy Group Inc., Atlas Resources Inc. and Resource Energy Inc. (Mar 31, 1999)
Gas Purchase Contract - Statoil Energy Inc. and CNG Producing Co. (Aug 1, 1998)
Gas Purchase Contract - Eastern States Oil & Gas Inc. and CNG Energy Services Corp. (Nov 1, 1997)