Matthew P. Clifton
Executive Chairman
Michael C. Jennings
Chief Executive Officer and President
Doug S. Aron
Executive Vice President and Chief Financial Officer
David L. Lamp
Executive Vice President and Chief Operating Officer
George J. Damiris
Senior Vice President, Supply and Marketing
Bruce R. Shaw
Senior Vice President, Strategy and Corporate Development
James M. Stump
Senior Vice President, Refining Operations
Denise C. McWatters
Vice President & General Counsel
Scott C. Surplus
Vice President & Controller
