Jean-Guillaume de Tocqueville is a partner within the Banking & Finance practice group of Gide, and heads the Financial Services practice. He advises banking and financial institutions on regulatory matters and financial markets regulations and litigation, including banking, investment services and investment management issues. Jean-Guillaume also advises clients in connection market abuse, financial crime and international sanctions issues. He works in close connection with the international network of the Firm in particular with the Brussels, London and New York offices. He also carries out lobbying activities on the same matters with European and French authorities.

Jean-Guillaume de Tocqueville acts for French and international banks, financial institutions, and investment funds, advising them on their structure, regulatory environment, products and operations (in particular on procedural, compliance and KYC/AML issues).  He assists these same entities with regard to their disciplinary and judicial disputes before French professional, civil and criminal jurisdictions, and European jurisdictions. He is regularly in contact on these matters with the French Ministry of Finance, AMF and ACPR, and with the European Commission.

He also advises these entities on their domestic and cross-border acquisitions and restructurings.

Jean-Guillaume de Tocqueville is ranked as Leading Individual by Legal 500 EMEA 2018 in Stock-market Litigation, as well as in Banking by Who's Who Legal.

« Gide Loyrette Nouel offers strong contentious and non-contentious expertise, with corporate support work making up a third key pillar of the practice. The group also boasts an innovation and fintech desk to assists start-ups and established players alike with the regulatory issues at the intersection of technology and financial services. Jean-Guillaume de Tocqueville, who co-directs the practice with managing partner Stéphane Puel, advised Kepler Chevreux on regulatory issues relating to the acquisition of 28% of its share capital by Atlas Merchant Capital Fund and Edmond de Rothschild. »
Legal 500 EMEA 2019 | Bank Regulatory

« Gide Loyrette Nouel has strong expertise in representing banks and asset management funds facing regulatory investigations, particularly by the AMF. The practice also advises financial institutions, as well as individuals such as bankers, board members and traders, on dealing with AMF investigations into allegations of market abuse, insider dealing and dissemination of false information. Jean-Guillaume de Tocqueville, Bruno Quentin, Stéphane Puel and Jean-Philippe Pons-Henry make up a strong team combining specialised knowledge of the financial sector and litigation. »
Legal 500 EMEA 2019 | Stock-market Litigation

« Gide Loyrette Nouel ‘knows its field and is never left without an answer’. The ‘excellent’ team offers ‘splendid client support’ and is also ‘much appreciated for its ability to explain concepts to non-lawyers’. The firm is particularly expert in the financial services industry, where it advises leading banks and asset management funds on compliance issues, regulatory investigations and enforcement, and internal investigations. The practice also assists leading companies with anti-corruption and antitrust compliance matters. The team includes Bruno Quentin and Jean-Philippe Pons-Henry, who are praised for their ‘high-level skills’; Jean-Guillaume de Tocqueville, who is noted for his ‘knowledge and mastery of his field’; and antitrust specialist Antoine Choffel. »
Legal 500 EMEA 2019 | Compliance

« Gide Loyrette Nouel A.A.R.P.I. ‘has an excellent bank regulatory department’ and provides ‘excellent service and business knowledge’. Stéphane Puel and Jean-Guillaume de Tocqueville, who impress with their ‘in-depth knowledge of regulatory matters’ and their ‘excellent contacts with regulators’, jointly head the practice. Their combined expertise includes banking, investment services and investment management regulations; fund-related regulatory matters (including issues concerning regulated and non-regulated French funds); infrastructure and distressed debt funds; business rules; and experience in acting for clients in disciplinary procedures and litigation. Highlights included advising China’s fifth-largest commercial bank, Bank of Communications, on the establishment of the Paris-based office of its Luxembourgian subsidiary; assisting Amundi Asset Management with setting up an investment platform dedicated to Coface, a leading insurance company; and handling the establishment of a new investment firm focused on equity trading in France for Morgan Stanley. Kepler Cheuvreux, Lombard Odier Europe and HSBC are also clients. »
Legal 500 EMEA 2018

« Jean-Guillaume de Tocqueville enjoys a great reputation among peers and clients alike. He regularly advises banking and financial institutions on regulatory matters, financial markets and related litigation. »
Who's Who Legal 2017 | France: Banking