Board of Directors

Andrea E. Bertone

Ms. Bertone, 61, served as President of Duke Energy International, LLC ("Duke Energy"), then wholly owned by Duke Energy Corporation, a utility company, from 2009 until her retirement in 2016. Prior to serving as President, Ms. Bertone served as Associate General Counsel of Duke Energy from 2003-2009 and Assistant General Counsel, Duke Energy Trading & Marketing and Duke Energy Merchants from 2001 to 2002. Ms. Bertone also served as a director of Duke Energy International Geração Paranapanema S.A. from 2008 until 2016.  From 1983 to 2000, Ms. Bertone served in various legal roles in both South America and the United States. Ms. Bertone also currently serves on the boards of directors of Amcor plc, Peabody Energy Corporation and DMC Global Inc. Ms. Bertone earned a Bachelor of Law degree from the University of Sao Paulo Law School in Brazil and an LL.M. degree in International and Comparative Law from Chicago-Kent College of Law at the Illinois Institute of Technology.