|Cynthia J. Warner|
Cynthia J. Warner has been Executive Vice President, Operations for Tesoro Corporation since August 2016. Prior to that, Ms. Warner served as Tesoro’s Executive Vice President, Strategy and Business Development since October 2014. Ms. Warner previously served as Chairman and Chief Executive Officer of Sapphire Energy, Inc., which she joined after a 25 year career at BP and Amoco, Inc., where she gained significant knowledge of the global energy industry and served in numerous leadership roles, including overseeing BP’s Global Refining business and its Health Safety Security Environment. Ms. Warner received a bachelor of engineering degree in chemical engineering from Vanderbilt University and a masters of business administration degree from Illinois Institute of Technology.