Mariana Sanz is a Senior Advisor to EGA Latin America. Ms. Sanz is in charge of the agency's network of offices and affiliates in the region, which includes operations in Argentina, Brazil (San Pablo and Rio de Janeiro), Colombia, Mexico and Miami.​

Before joining Edelman México, and for nearly ten years, Ms. Sanz was a partner in one of the most important strategic communication agencies in Mexico. She was also an advisor to the CEO of Pemex and worked at the Inter-American Development Bank and at the Embassy of Mexico in the United States in Washington, DC

Ms. Sanz has a degree in International Relations from the Instituto Tecnológico Autónomo de México (ITAM). She has a master's degree in International Relations and International Communication from Boston University and a master's degree in Political Administration from George Washington University. She is a member of the Mexican Council for International Affairs, as well as the board of directors of several NGOs.