Daniel Aun is a dual-qualified, dual-trained Brazilian senior litigation associate based in New York focused on white collar criminal defense, internal investigations, anti-corruption compliance, crisis management, and international disputes, with a particular focus on Latin America, Portugal, and Spain. He has been actively involved in matters relating to Brazil’s operations Lava Jato, Zelotes, Carne Fraca, and Sem Limites, the U.S.-led FIFA investigation, and a high-profile investigation undertaken by Portuguese authorities. As part of his work, Mr. Aun defends individuals and companies in criminal, civil, and regulatory enforcement matters, conducts cross-border internal investigations, advises companies in connection with compliance matters and the risks posed by potential transactions, helps organizations overcome crises, and assists entities facing cybersecurity-related threats. He also has substantial experience with international arbitration matters, including in connection with ICC, ICSID, PCA, ICDR, and CCBC proceedings. Further, he advises companies and international organizations on business integrity matters. As part of his work, Mr. Aun, who is a native Portuguese speaker and is also fluent in Spanish, has represented clients in connection with matters involving the Argentina, Brazil, Canada, Chile, China, Colombia, Ecuador, Italy, Japan, Mexico, Netherlands, Paraguay, Peru, United Kingdom, United States, Portugal, Singapore, Spain, and Switzerland. He has authored or co-authored articles for Latin Lawyer, Global Arbitration Review, Kluwer Law International, the blog of the NYU Program on Corporate Compliance and Enforcement, the blog of the NYU Center for Transnational Litigation and Commercial Law, Brazilian newspaper O Estado de S. Paulo, and Spain’s Revista de la Economia Social y de la Empresa, among others.
Mr. Aun joined Debevoise in 2014. From 2012 to 2014, he was an associate at the international arbitration practice group of a large international law firm based in New York. From 2008 to 2011, Mr. Aun practiced with a well-known Brazilian law firm specialized in international arbitration based in São Paulo. In addition, he pursued internships at the Permanent Court of Arbitration at The Hague, the Organization of American States, the Brazilian Embassy in Washington, D.C., a Federal Court of Appeals based in São Paulo, and the State of São Paulo Prosecutor’s Office.
Mr. Aun received his LL.M. from New York University School of Law (NYU), where he was vice-president of the International Arbitration Association, in 2012. He obtained his law degree at the Pontifical Catholic University of São Paulo (PUC-SP) in 2008, with additional studies at The Hague Academy of International Law in the Netherlands and the University of Barcelona in Spain. Mr. Aun acted as assistant to Professor Donald Francis Donovan in connection with his International Arbitration and International Investment Law & Arbitration courses at NYU in 2014 and 2015, and as teaching assistant to Professor Fabricio Felamingo in connection with his International Law course at PUC-SP from 2009 to 2011.
In 2009, Mr. Aun was awarded the Becas Líder Scholarship (Jóvenes Líderes Iberoamericanos) granted by Spain’s Fundación Carolina, whose president of honor is the King of Spain, to Ibero-American leaders in their respective fields. He is also a founding member of Conexión Iberoamérica, a group devoted to furthering Ibero-American integration.
Mr. Aun is an active member of the Brazilian white collar and arbitration communities. In 2019, he was nominated to the Criminal Law Commission of the State of São Paulo Bar Association (OAB SP), thus becoming the only representative of a law firm based outside of Brazil in the Commission and its only member qualified to practice and trained in Brazil and the United States. Mr. Aun is also a member of numerous arbitration organizations and committees, including the International Bar Association’s Arbitration Committee, the LCIA Young International Arbitration Group, and the ICDR Young & International. He revised the Portuguese versions of the IBA Guidelines for Drafting International Arbitration Clauses and Party Representation, and was a secretary of the committee that conducted a comprehensive review of the International Arbitration Rules of the International Centre for Dispute Resolution (ICDR) of the American Arbitration Association (AAA) and issued a new set of rules in 2014.
He is admitted to practice law in New York and Brazil, and is fluent in Spanish and conversational in French, in addition to being a native Portuguese speaker.
Mr. Aun’s publications include “The Year 2018 in Review: Continued Globalization of Anti-Corruption Enforcement,” FCPA Update, Vol. 10, No. 6 (January, 2019); “O futuro do combate à corrupção envolvendo Brasil e Estados Unidos [The future of anti-corruption enforcement involving Brazil and the United States],” O Estado de S. Paulo, Fausto Macedo’s Blog (January, 2019); “NAFTA Replacement Adds Anti-Corruption Provisions,” FCPA Update, Vol. 10, No. 4 (November, 2018); “New Leniency Regulations and Rules Affecting Financial Institutions Change the Anti-Corruption Landscape in Brazil,” FCPA Update,Vol. 9, No. 2 (September, 2017); “The Year 2015 in Anti-Bribery Enforcement: Are Companies in the Eye of an Enforcement Storm,” Brazil Section, FCPA Update, Vol. 7, No. 6 (January, 2016); “Brazil Issues Guidelines for Compliance Programs,” FCPA Update, Vol. 7, No. 3 (October, 2015); “Brazil Further Regulates Its Anti-Corruption Framework,” FCPA Update, Vol 6, No. 9 (April, 2015); “Brazil Issues Long-Awaited Decree Implementing the Clean Company Act,” Debevoise & Plimpton Client Update (March, 2015); “Iberdrola v. Guatemala,” ICSID Case No. ARB/09/5, 13 January 2015, A contribution by the ITA Board of Reporters, Kluwer Law International; “SGS v. Paraguay,” ICSID Case No. ARB/07/29, 19 May 2014, A contribution by the ITA Board of Reporters, Kluwer Law International; “The Definition of Domestic and Foreign Arbitral Awards in Brazil: A Critical Analysis of the Decision in Nuovo Pignone v. Petromec,” Transnational Notes – NYU Center for Transnational Litigation, Arbitration and Commercial Law (March, 2012); “Brazil: Resolving sports infrastructure disputes,” Global Arbitration Review (October, 2010), later republished with the title “World Cup, Olympics and dispute resolution,” Latin Lawyer (October, 2010) and “Beneficios y Patentes – El Caso Brasil,” Revista de la Economia Social y de la Empresa, no. 50 (2007). He also contributed to a chapter on the U.S. Corrupt Practices Act titled “Der US-amerikanische Foreign Corrupt Practices Act” by Bruce E. Yannett and Thomas Schürrle, and a Latin Lawyer 2018 anti-corruption year-in-review article by Bruce E. Yannett and Andrew M. Levine.
Mr. Aun moderated a panel on “The Violation of Compliance Obligations as a Cause for Arbitration” at the XV Rio de Janeiro International Arbitration Conference in May 2019. He also moderated a panel on “Particularities of ICSID Arbitration,” at the Costa Rican Arbitration Day, organized by Y&I ICDR and Costa Rican Young Arbitrators, in October 2015. He also discussed anti-corruption concerns in an event on “Sugar & Ethanol in Brazil: Opportunities and Challenges for Distressed Investments” co-organized by the Brazilian-American Chamber of Commerce in New York, in May 2018.