Drilling Oil & Gas Wells Companies – page 3

• Legend Oil & Gas, Ltd.
• Colorado 2001D Limited Partnership
• Colorado 2001B Limited Partnership
• Colorado 2001C Limited Partnership
• Colorado 2001A Limited Partnership
• Atlas America Public #10 Ltd.
• Nabors Industries Ltd.
• Noble Finance Co
• Weatherford International Ltd
• Anachoreta Inc
• Pardril Inc
• Parker Aviation Inc
• Parker Drilling Co of Niger
• Parker Drilling Management Services Inc
• Parker Drilling Offshore Corp
• Parker North America Operations Inc
• Parker Vse LLC
• Nabors Holdings 1 Ulc
• Arkanova Energy Corp.
• Beehner Jim
• Todco
• Misr Key Energy Services LLC
• Pdc 2003 Drilling Program I
• Precision Drilling Co LP
• Parker Drilling Co of South America Inc
• Parker Tools LLC
• Parker USA Resources LLC
• Pd Management Resources LP
• Quail USA LLC
• Pdc 2004-2006 Drilling Program
• Pdc 2003-A LP
• Pdc 2003-B LP
• Pdc 2003-C LP
• Pdc 2003-D LP
• Baytex Energy Corp
• Siberian Energy Group Inc.
• Heavy Earth Resources, Inc.
• PDC 2004-C Limited Partnership
• PDC 2004-D Limited Partnership
• PDC 2004-A Limited Partnership
• PDC 2004-B Limited Partnership
• Reef Global Energy Ventures II
• PDC 2005-A Limited Partnership
• PDC 2005-B Limited Partnership
• Giant Resources Inc.
• Bronco Drilling Company, Inc.
• Hercules Offshore, Inc.
• Reef Global Energy VI, L.P.
• Mushrooms, Inc.
• Reef Global Energy VII, L.P.
• American Standard Energy Corp.
• HK eBus Corp
• Rockies Region Private LP
• Seadrill
• Reef Global Energy VIII, L.P.
• Fortem Resources Inc
• Reef Global Energy IX, L.P.
• Sterling Oil & Gas CO
• Erin Energy Corp.
• Samson Oil & Gas LTD
• Reef 2007-2009 Drilling Program
• Vantage Drilling CO
• Westland Resources, Corp.
• Horsepower Holdings, Inc.
• GulfStar Energy Corp
• Key Energy Services (Mexico), LLC
• Key Energy Pressure Pumping Services, LLC
• Key Energy Fishing & Rental Services, LLC
• Key Electric Wireline Services, LLC
• Misr Key Energy Investments, LLC
• Key Marine Services, LLC
• Key Energy Shared Services, LLC
• Key Energy Services, LLC
• Key Energy Services Mexico, Inc.
• Blaze Energy Corp.
• Octagon 88 Resources, Inc.
• Ocean Rig UDW Inc.
• Transocean Ltd
• Seahawk Drilling, Inc.
• Weatherford International Ltd./Switzerland
• Noble Corp
• Vantage International Management Pte Ltd.
• Vantage International Payroll Co.
• Vantage International Management Co.
• Vantage Drilling Netherlands B.V.
• Vantage Holding Hungary Kft
• Vantage Driller II Co.
• Vantage Driller III Co.
• Vantage Driller IV Co.
• TITANIUM EXPLORER Co
• TOPAZ DRILLER Co
• VANTAGE DEEPWATER Co
• Vantage Driller I Co.
• Vantage Drilling International Ltd.
• SAPPHIRE DRILLER Co
• PLATINUM EXPLORER Co
• COBALT EXPLORER Co
• EMERALD DRILLER Co
• AQUAMARINE DRILLER Co
• Ensco UK

Next page »