Gustavo Mariani. 

Mr. Mariani has been a member of the Board of Directors of Edenor since 2005.  Mr. Mariani is a member of the Board of Directors and a Managing Director of Grupo Dolphin S.A., an Argentine investment advisory and private equity firm.  He joined Grupo Dolphin S.A. in 1993, as an analyst and then served as a portfolio manager.  He served as Financial and Corporate Director of IRSA Inversiones y Representaciones S.A.  Currently, he also serves as member of the Board of Directors of each of EASA, IEASA S.A., Dolphin Energia S.A., Transba, Pampa Holding, Pampa Advisors S.A., Citelec, Transener, Transba and Dolphin Finance S.A., and Alternate Director for Transener S.A. and Citelec S.A.  Mr. Mariani has an MBA from Universidad del CEMA (Centro de Estudios Macroeconómicos) and a degree in Economics from the Universidad de Belgrano in Buenos Aires.  He is a Chartered Financial Analyst (CFA) since 1998.