Senior Management

Robert L. LongChief Executive Officer and Director Steven L. NewmanPresident Arnaud A.Y. BobillierExecutive Vice President, Assets Eric B. BrownSenior Vice President, General Counsel Sherry RichardSenior Vice President Human Resources and IT Ricardo H. RosaSenior Vice President, Chief Financial Officer Ihab TomaSenior Vice President, Marketing and Planning David A. TonnelSenior Vice President, Europe and Africa Unit Terry B. BonnoVice President, Marketing John H. BriscoeVice President and Controller Ian M. ClarkVice President, Human Resources Gary B. EshenroderVice President, Global Supply Chain Patrick B. GuicheneyVice President, Asset Management, Jackups Stephen L. HayesVice President of Tax Robert L. Herrin, JrVice President of Internal Audit Gregory S. PanagosVice President, Investor Relations and Communications Adrian P. RoseVice President, Quality, Health, Safety and Environment N. Pharr SmithVice President of Engineering and Technical Services Paul H. TranterVice President, Asset Management, Floaters John L. TruschingerVice President and Chief Information Officer Ramon YiVice President and Treasurer

Board of Directors

Robert E. Rose Chairman of the Board of Transocean Ltd.	W. Richard Anderson Former President and Chief Executive Officer of Prime Natural Resources, Inc.
Thomas W. Cason Former Senior Vice President and Chief Financial Officer Baker Hughes Incorporated	Richard L. George President and Chief Executive Officer Suncor Energy Inc.
Victor E. GrijalvaRetired Vice Chairman of the Board Schlumberger Limited	Robert L. LongChief Executive Officer and DirectorTransocean Ltd.
Martin B. McNamara Partner, Gibson, Dunn & Crutcher, LLP	Edward R. Muller Chairman and Chief Executive Officer of Mirant Corporation
Robert M. Sprague Retired Royal Dutch/Shell Executive	Ian C. StrachanFormer Chairman Instinet Group Incorporated
J. Michael TalbertFormer Chairman Transocean Inc.	John L. Whitmire Chairman of the Board of Directors of CONSOL Energy Inc. and CONSOL Inc