Lawrence S. Coben has served as Chairman of the Board of NRG since February 2017. He has been a director of NRG since December 2003. During his tenure on the NRG Board, he has served as the Chair of several of the Board’s committees. Over the last 13 years, he has acted as chairman and chief executive officer for various affiliates of Tremisis Energy Corporation LLC. He has served on the board of directors of SAESA (2008-2010), a Chilean utility, Prisma Energy (2003-2006), the post-bankruptcy filing successor company to Enron, as well as currently serving on the advisory board of Morgan Stanley Infrastructure II L.P. Dr. Coben was formerly Chief Executive Officer of the NYSE-traded Bolivian Power Company, a managing director of Liberty Power Corp and Liberty Power Latin America, and a Senior Vice President of Catalyst Energy. Dr. Coben is also Executive Director of the Escala Initiative, a leading NGO that provides a Business School and Capacity Training Program to marginalized women entrepreneurs around the world. He is also a Consulting Scholar at the University of Pennsylvania Museum of Archaeology and Anthropology. Dr. Coben’s experience as a chief executive officer and investor in the energy industry brings a valuable cross section of skills to the Board. Dr. Coben brings to the Board significant managerial, strategic, and financial expertise, particularly as it relates to Company financings, transactions and development initiatives.