Robert C. Flexon

Mr. Flexon served as President and Chief Executive Officer of Dynegy Inc. from June 2011 to June 2018, until its merging with Vistra Energy Corp. in April 2018. Prior to joining Dynegy, Mr. Flexon served as Chief Financial Officer, UGI in 2011, and President and Chief Executive Officer of Foster Wheeler from 2009 to 2010. Mr. Flexon also served as Chief Financial Officer of NRG Energy, Inc. from March 2009 to November 2009 and from March 2004 to March 2008 as well as its Chief Operating Officer from March 2008 to March 2009. Prior to joining NRG, Mr. Flexon served as a Vice President in various capacities at Hercules Inc., which he joined in 2000. Previously, Mr. Flexon served with Atlantic Richfield Company for more than 10 years, including as General Auditor from 1998 to 2000, Franchise Manager of ARCO Products from 1996 to 1998, and Controller of ARCO Products from 1995 to 1996. He began his career with the former Coopers & Lybrand public accounting firm in 1980.

Mr. Flexon also serves as Chair of the Board of Pacific Gas and Electric (NYSE: PCG) since July 2020, Director and Chair of Capstone Green Energy (NASDAQ: CGRN) since April 2018, and Director of Charah Solutions Inc. since 2018.

Mr. Flexon previously served on the Boards of Dynegy from 2001 to 2018, TransAlta Corporation from 2018 to 2020, and Westmoreland Coal Company from 2016 to 2019 and currently serves on the Board of Genesys Works Houston since 2016, providing career education and professional experience to High School students in the underserved communities of Houston. Mr. Flexon is a certified public accountant (inactive) and holds a bachelor’s degree in accounting from Villanova University.