A graduate of HEC, Paris II and Harvard Law School, Guillaume de Rancourt has extensive experience in global investigations and compliance issues, with a particular emphasis on anti-money laundering, anti-corruption and sanctions matters.
Guillaume’s enforcement work focuses on white-collar defence, including allegations of corporate bribery, criminal and civil fraud, money laundering and violations of economic sanctions. His practice also includes assisting clients in developing compliance and governance frameworks that respond to the requirements of multiple jurisdictions, including advice on preventive measures, crisis management and wider strategic issues, focusing in particular on multinational corporations.
Guillaume is recognised by The Legal 500 EMEA as a ‘Next Generation Partner’ for compliance, and as a ‘Dispute Resolution Star’ by Benchmark Litigation Europe for white-collar crime, with clients underlining his ‘excellence at leading debates and taking depositions’.
He is a member of the ICC Corporate Responsibility and Anticorruption Commission, the IBA Anti-Corruption Committee and the ICC France Working Group on ‘Addressing Issues of Corruption in International Arbitration’.
Guillaume teaches a course on international litigation, arbitration and investigations in a joint master’s programme between Columbia Law School, Sciences Po, the Sorbonne Law School and City University of Hong Kong. He is widely published and lectures at conferences and universities.
A member of the Paris and New York Bars, Guillaume joined the Paris office of Cleary Gottlieb in 2005. From 2008 to 2009 and from 2011 to 2012, he was resident in the New York office.