Hippolyte Marquetty


Hippolyte focuses primarily on complex white collar crimes issues. 

He regularly assists his clients, legal persons or managers, at all stages of the criminal procedure (enquête préliminaire, instruction, judicial phase), for interviews, hearings or negotiations with all criminal authorities, the labor inspection or the French competition authority (DGCCRF). He also supports his clients in the implementation of their compliance programs (anti-corruption, fight against money laundering and terrorist financing) in the conduct of internal investigations, or within the framework of procedures introduced by regulators. Hippolyte also has significant experience in duty of vigilance, as well as in the processing of reports made by whistleblowers. Hippolyte holds an L.L.M in Criminal Law, Intellectual Property Law, Media Law and Cultural Property from King’s College London.

Published Work

Pro Bono : de l'action individuelle à l'action politique, Lettre des Juristes d'Affaires, Décembre 2013

Trois questions à Denis Chemla, Erwan Poisson, Michael Young, Option Droit & Affaires, Mai 2013

Hippolyte Marquetty is a highly regarded lawyer known for his skilful approach to disputes involving elements of tax fraud, corruption and money laundering. He counts large financial institutions and multinationals amongst his clients, as well as private individuals
Chambers Europe, 2023 - France (White collar crime)
Hippolyte Marquetty regularly represents leading financial institutions, as well as corporates and private individuals. His expertise spans tax evasion, international corruption and fraud cases
Chambers Europe, 2021 - France (White Collar Crime)


  • Recognized in Best Lawyers, Criminal Defense, 2022
  • Up and Coming, Chambers Europe, 2023 - France (White collar crime)
  • Up and Coming, Chambers Europe, 2022 - France (White collar crime)
  • Recommended, Legal500 EMEA, 2023 - France (Compliance)
  • Recommended, Legal500 EMEA, 2023 - France ( Dispute Resolution : White-collar crime)



Admitted to the Paris Bar, 2007


LL.M, Criminal Law, IP, Media Law, Cultural Property, King’s College, London, 2005

Master II in laws, IP/IT, Sceaux Law Faculty Paris XI, 2004

Master II, Political Science, IEP Paris (Sciences-Po Paris), 2003

Bachelor in laws Paris Law Faculty (Panthéon Sorbonne), 2002

A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.