Marco Antonio Fonseca Júnior is a senior lawyer of the competition department of Demarest Advogados. He graduated from the Central University of Brasília Law School in 2010 and post-graduated in public law and regulation from Fundação Getúlio Vargas in 2013. Marco Fonseca focuses on the competition/antitrust and government relations practice areas. He concluded an economic law course, sponsored by the School of Law/Order of Lawyers of Brazil, in 2012, as well as the course updating and challenges to defense competition in the European Union, promoted by the Brazilian Institute for the Study of Competition, Consumption and International Trade in 2013. He is a member of the Competition Committee of the Center for Studies of Law Firms at the Federal District. Marco Fonseca is the general secretary of the Commission for Protection of Competition of the OAB/DF, as well as member of the Law Committee of the American Chamber of Commerce. Marco Fonseca was appointed to represent the Federal District in the Young Leaders Programme in Brazil, promoted by the International University in 2010.