Charles Tissier

Jean-François Puget is a lawyer recognized by Best Lawyers in the practice areas of Insolvency and Reorganization Law, Litigation and Trade Law. Jean-François practices law in Paris, France Best Lawyers has recognized Jean-François Puget since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jean-François Puget is held by other lawyers.

Sandra Benhaïm is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Leveraged Buyouts and Private Equity Law. Sandra practices law in Paris, France Best Lawyers has recognized Sandra Benhaïm since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Sandra Benhaïm is held by other lawyers.

Ana Vermal is a partner in the Litigation Department and co-head of the firm’s International Arbitration Group. Ana Vermal is a seasoned quadrilingual lawyer with extensive experience in both common law and civil law. With over 20 years of experience, she represents corporations from around the world on complex arbitrations arising from cross-border business transactions including acquisitions, joint ventures, distribution and licensing agreements. Ana handles arbitral proceedings under...

Fabrice Perruchot is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Fabrice practices law in Paris, France Best Lawyers has recognized Fabrice Perruchot since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Fabrice Perruchot is held by other lawyers.

Diane Le Chevallier is a lawyer recognized by Best Lawyers in the practice areas of Banking and Finance Law and Structured Finance Law. Diane practices law in Paris, France Best Lawyers has recognized Diane Le Chevallier since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Diane Le Chevallier is held by other lawyers.

Alexis BECQUART is co-head of the PARIS office’s Non-Profit Organizations and Social Entrepreneurship Department. He has developed recognized expertise in : legal and tax aspects of founding, reorganizing and restructuring non-profit organizations legal and tax structure of trade unions and professional bodies, on which he spends over a third of his time (articles of association, division into sectors or subsidiaries, mergers, competition regulations applicable to trade unions, etc.) le...

Nuno De Ayala Boaventura is a lawyer recognized by Best Lawyers in the practice areas of Corporate Governance and Compliance Practice and Mergers and Acquisitions Law. Nuno practices law in Paris, France Best Lawyers has recognized Nuno De Ayala Boaventura since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Nuno De Ayala Boaventura is held by other ...

Pierre-Marie Boya is a Private Equity M&A partner and a member of the Firm’s Private Capital industry group. Pierre-Marie’s practice focuses primarily on highly regulated industries, including technology and healthcare, as well as energy and infrastructure. His clients include private equity sponsors, venture capital firms, and public and private companies, which he supports throughout the full life cycle of their investments. Pierre-Marie advises clients on a wide range of co...

For more information, please visit www.gibsondunn.com/lawyer/harroch-ariel/ .

Lionel is the founder and managing partner of Galion Société d'Avocats , a Paris-based law firm advising French and international clients in Employee Benefits Law and Labor and Employment Law . He advises companies on individual employment relations , employment litigation, dispute resolution, corporate transactions, reorganizations and restructuring matters . Lionel also assists clients with Alternative Dispute Resolution (ADR), including mediation. Admitted to the Bar in 1997,...