Musselshell Wildcat Stealth Energy USA Inc. / Anschutz Exploration Corporation / McCone Wildcat Highland Oil and Gas LLC / Continental Resources Inc / GR Toole Kevin-Sunburst Somont Oil Company Inc. / Golden Valley Wildcat Noble Energy Inc. / Pinnacle Gas Resources Inc. / Carbon Wildcat Longshot Oil LLC / Big Horn Wildcat Soap Creek Associates Inc. / Creek Fidelity Exploration & Production Co. / Richland Lonetree Creek Encore Energy Partners Operating LLC / Toole Kevin-Sunburst Somont Oil Company Inc. / Burlington Resources Oil & Gas Company LP / OIL AND GAS CONSERVATION / Zenergy Operating Company LLC / Potlatch / NFR Bear Paw Basin LLC / Wildcat Cabot Oil & Gas Corporation / Bowes Citation Oil & Gas Corp. / Dexter / XTO Energy Inc. / Glacier Wildcat Rosetta Resources Operating LP / Richland Wildcat Continental Resources Inc / /