Marcos Marcelo Mindlin. 

Mr. Mindlin has been a member of the Board of Directors of Edenor since 2005.  Mr. Mindlin has been the Vice President of Edenor since 2005.  Mr. Mindlin currently serves as the Chairman of Pampa Holding and as Chairman of the Cámara Argentina de Energía (CADE), an Argentine energy services institution.  Mr. Mindlin is also a member of the Board of Directors of each of Hidroeléctrica Los Nihuiles S.A., Hidroeléctrica Diamante S.A., Central Térmica Güemes S.A. and Loma de la Lata S.A..  From 1991 to 2003, Mr. Mindlin was the Founding Partner, Vice Chairman and CFO of IRSA Inversiones y Representaciones S.A., a leading Argentine real estate firm, and Director of Banco Hipotecario S.A., the leading mortgage bank in the country.  In November 2003, Mr. Mindlin resigned from the IRSA Group to focus his efforts on Grupo Dolphin S.A., an Argentine investment advisory and private equity firm created in 1990 based in Argentina of which Mr. Mindlin is a founding shareholder. Currently, he serves as member of the Board of Directors and President of EASA, IEASA S.A., Dolphin Energía S.A. and Grupo Dolphin S.A.  He also serves as Director of Pampa Holding, Pampa Advisors S.A., Citelec S.A., Transener, Transba S.A. and Dolphin Finance S.A.  Mr. Mindlin received an MBA from the Universidad del CEMA (Centro de Estudios Macroeconómicos) and a degree in Business Administration from the Universidad de Buenos Aires.