This book is a doctoral thesis about the effectiveness of corporate compliancemechanisms to fight corruption in Brazil. It uses the methodology of case studies andfocus on the compliance mechanisms of Petrobrás, Bank of Brazil and Eletrobrás, whichare important companies in Brazil. Companies that have instituted compliancemechanims to fight corruption as uncovered by the Lava-Jato (Car Wash) investigationeffort. It is an important book for all those who want to understand corruption in Brazil,the Lava-Jato investigation effort, the compliance mechanisms of these companies andthe proposed solution to improve those compliance mechanisms to make themeffective in the battle against corruption.