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.
As part of his work, Mr. Aun has advised clients in matters involving the United States, Brazil, Argentina, Chile, Colombia, Ecuador, Mexico, Peru, England, Italy, Netherlands, Portugal, Spain, China, Japan, and Singapore.
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, where he was vice-president of the International Arbitration Association, in 2012. Mr. Aun obtained his law degree at the Pontifical Catholic University of São Paulo, where he was an international law teaching assistant following his graduation. During law school, Mr. Aun also studied at The Hague Academy of International law and the University of Barcelona.
In 2009, Mr. Aun was awarded the Becas Líder Scholarship (Jóvenes Líderes Iberoamericanos) by Spain’s Fundación Carolina. He is also a consultant with Spain-based CEFNE (Centro de Estudios y Formación en Negociación Empresarial).
Mr. Aun revised the Portuguese versions of the IBA Guidelines for Drafting International Arbitration Clauses and Party Representation, and is an active member of the Brazilian arbitration community. He 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 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.
- The owners of a South American construction company in U.S. investigations related to the Lava Jato investigations in Brazil.
- A Brazilian industrial company in an FCPA investigation.
- A global shoe and apparel company in a federal corruption investigation.
- Various global companies and private equity firms in conducting anti-corruption and trade compliance due diligence relating to potential transactions and investments around the world.
- Cerberus Capital Management in its acquisition of Cyanco International, the largest global producer of sodium cyanide.
- Capital Group in its 457 million reais ($142 million) investment in BK Brasil Operação e Assessoria a Restaurantes, which operates the Burger King.
- A South American shipyard in an ICC arbitration against a major oil & gas company arising out of an EPC contract.
- Swiss investor SGS in defeating an ICSID annulment application in the SGS v. Paraguay dispute.
- The Brazilian Development Bank (BNDES) in defeating a US$250 million ICC arbitration filed by a State-owned Ecuadorian company in connection with a loan agreement.
- Multiple parties as claimants in an LCIA arbitration relating to a large infrastructure project in Latin America.
- A mining company as a respondent in an ICC arbitration relating to a contract for the supply of a rare metal.
- A foreign investor in the provision of pre-dispute advice relating to a large infrastructure project in Latin America.
- New York University School of Law, 2012, LL.M.
- Pontifical Catholic University of São Paulo Law School, 2008, Bachelor of Laws
- São Paulo
- New York
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