Nicolas Bourtin is a litigation partner at Sullivan & Cromwell LLP and the deputy managing partner of Sullivan & Cromwell’s criminal defence and investigations group. His practice focuses on white-collar criminal defence and internal investigations, class action defence, and securities and complex civil litigation. Mr Bourtin has conducted numerous jury trials and has argued frequently before the US Court of Appeals for the Second Circuit. He regularly represents companies and individuals under investigation by the US Department of Justice, the Securities and Exchange Commission, FINRA and other self-regulatory organisations, and state and local prosecutors’ offices. He has extensive experience representing clients located outside the United States in defending against cross-border enforcement investigations. From 2001 until 2005, Mr Bourtin served as an assistant US attorney in the Criminal Division of the US Attorney’s Office for the Eastern District of New York. Mr Bourtin serves, on a pro bono basis, on the Criminal Justice Act panel for the Eastern District of New York. Mr Bourtin received his undergraduate degree magna cum laude from the University of Notre Dame and is a graduate of Columbia Law School, where he was a Harlan Fiske Stone scholar.