Mauro Grinberg is a partner of Barcellos Tucunduva, a traditional firm founded in 1954 and located in São Paulo, Brazil. Mr Grinberg is a University of São Paulo Law School graduate and has a Master’s degree in Business Law from the Federal University of Pernambuco. He was a commissioner of CADE, the Brazilian antitrust agency, from 1986 to 1990, a time when CADE began to assume greater importance in the Brazilian economy. He is also a former attorney of the National Treasury (1976 to 1998), retiring at the highest rank of the career (Subprocurador-Geral da Fazenda Nacional). His practice encompasses both merger control and antitrust litigation on behavioral matters, including counselling. A smaller part of his time is dedicated to consumer protection, trade law and public bids. Mauro is member of the International Bar Association, Antitrust and Trade Law Committee since 1999. He is also a founding member and member of the executive board of the Brazilian Institute of Studies of Competition and Consumption Relations (Instituto Brasileiro de Estudos das Relações de Concorrência, Consumo e Comércio Internacional (IBRAC)) since 1992, and now he is the president of IBRAC (2008 to 2009). He joined Barcellos Tucunduva in September 2007, after a successful career in public and private practice. Under the leadership of Mauro Grinberg, Barcellos Tucunduva became well known nationally and internationally, and featured in Global Competition Review’s ‘GCR 100’. Mauro has contributed articles to many Brazilian and international publications (including Global Competition Review’s Getting the Deal Through: Cartel Regulation and The Antitrust Review of the Americas) and has made speeches in many conferences and workshops, including those of the IBA, ABA, CADE and IBRAC.