Mr. Walker was the Chairman and Chief Executive Officer of Anadarko Petroleum Corporation until August of 2019, when the company was purchased by Occidental Petroleum. He joined Anadarko in 2005 as senior vice president and chief financial officer, later serving as president and chief operating officer, before becoming CEO in 2012. Prior to his time at Anadarko, he worked in the oil and gas industry, investment and commercial banking, and as an institutional investor.

Mr. Walker is currently senior advisor of Jefferies Financial Group Inc. He previously served on the board of directors of BOK Financial Corporation, CenterPoint Energy Corporation, Enable Midstream Partners, LP, and Health Care Services Corporation.

Committees

• Audit and Finance Committee
• Public Policy and Sustainability Committee