For more than 35 years, Cynthia (CJ) Warner, has held executive positions in the energy sector in operations, business development, strategy, environment, health and safety. Currently, Ms. Warner serves as President & Chief Executive Officer for Renewable Energy Group, Inc. (REG) and as a member of the Board of Directors.

Prior to REG, Ms. Warner served as Executive Vice President, Operations for Andeavor. She oversaw Andeavor’s Refining; Logistics; and Environment, Health, Safety & Security groups, providing leadership that promoted safe, reliable execution and drove operating efficiency and effectiveness. Prior to that role, Ms. Warner served as Andeavor’s Executive Vice President, Strategy and Business Development, where she led the company’s strategic growth initiatives. She joined the company in 2014, bringing more than 30 years of experience in energy, oil refining and marketing, and related technology development.

Ms. Warner serves as a member of the Board of Directors for IDEX Corporation and a member of the Board of Directors for Sempra Energy. She is also a member of the National Petroleum Council and the Board of Visitors of the Vanderbilt University School of Engineering.