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María Carolina Sigwald, was born on November 15, 1967. She is the executive director of legal affairs of the Company since November 2017. She started her professional career as a legal counsel in Central Puerto after its privatization and then joined Chadbourne & Parke in New York, and later joined the Inter-American Investment Corporation (IIC) in Washington. Ms. Sigwald returned to Argentina in 1998 as founding partner of Law Firm Díaz Bobillo, Sigwald & Vittone, where she performed as external advisor for energy companies, Pampa Energia among them. Before entering Pampa, between 2015 and 2017 Ms. Sigwald was director of regulatory and legal affairs at Edenor, our electricity distribution subsidiary. Moreover, she holds seat at Transportadora de Gas del Sur’s and Telefónica de Argentina’s board of directors. Ms. Sigwald obtained her law degree from the University of Buenos Aires, where she graduated with honors.