She began her career in IT Convergence, a multinational IT company, and focused on the recruitment of technology profiles for Argentina and the United States. Later she joined Valuar, the leading executive search firm in Argentina, where she worked for over five years carrying out searches mainly for Latin American countries, contributing her technical knowledge. At Ellis & Partners since 2012, Marianne specializes in the Consumer and Advertising sectors. Marianne holds a degree in Psychology from the Catholic University of Argentina and a Master's Degree in International Labor Relations and Human Resources from the London School of Economics and Political Science (LSE). Marianne speaks Spanish and English.