Merrill Lynch
Global Energy Conference

November 7, 2007

Mike McShane – Chairman, President & CEO

Bank of America
37th Annual Investment Conference

September 17 , 2007

Mike McShane – Chairman, President & CEO

Lehman Brothers
2007 CEO Energy/Power Conference

September 6 , 2007

Matt Fitzgereald - Senior Vice President, CFO, and Treasurer

17th Annual Wachovia Nantucket Equity Conference

June 26 , 2007

Matt Fitzgereald - Senior Vice President, CFO, and Treasurer

RBC Capital Markets

2007 Energy Conference
June 5, 2007

Mike McShane - Chairman, President and CEO

Howard Weil

35th Annual Energy Conference
April 2, 2007

Mike McShane - Chairman, President and CEO
Matt Fitzgerald - Senior Vice President and CFO

Ramond James

28th Annual Institutional Investors Conference
March 6, 2007

Mike McShane - Chairman, President and CEO

Credit Suisse Enegy Summit

February 8, 2007

Mike McShane - Chairman, President and CEO
Matt Fitzgerald - Senior Vice President and CFO

Webcast

Pritchard Capital
Energize 2007: New Year, New Realities

January 9 , 2007

Mike McShane - Chairman, President and CEO

Bank of America 2006 Energy Conference

November 17 , 2006

Mike McShane - Chairman, President and CEO
Matt Fitzgereald - Senior V.P. and CFO