Alexandre Duguay

Peter Sherwin is a partner in the Litigation Department, head of the International Arbitration Group, head of the Commercial Real Estate Litigation Group, and a member of the Latin America Practice. Peter counsels clients in complex cross-border commercial disputes, often involving a joint venture, a licensing or distribution relationship, or an acquisition, most of which are resolved in international arbitration and the rest in federal and state courts in the United States. He has significan...

Julien MONSENEGO is partner and co-head of the « Corporate taxation » department. He advises French and foreign companies on their domestic and international investments, strategic decisions, and day-to-day operations for more than twenty years. He has significant experience in establishing policies and documentation for transfer pricing and cross-border tax structures, R&D and intangible assets (patent and software revenues, CIR) taxation as well as sub-plan of stock-options ...

Jean-François Puget is a top attorney recognized by Best Lawyers in the practice area(s) of Insolvency and Reorganization Law, Litigation and Trade Law. Jean-François, who practices law in Paris, France, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jean-François is held by other top lawyers in the same geographic and legal practice area.

A specialist in digital law, Éric Le Quellenec has led several large-scale GDPR compliance and digital transformation programs for major French and international corporations. He advises both software providers and end-users on AI projects, combining risk management with accountability in usage—most tools used in the HR field being classified as high-risk under current regulations. For large-scale projects such as HRIS or talent and career management systems, he has taken on role...

Stéphanie Guedes da Costa focuses particularly on relations with employee representative bodies, professional elections, collective bargaining, as well as restructuring operations (including employee transfers, voluntary departure plans, and employment protection plans). She advises both French and international companies, providing support in both advisory and litigation matters (covering individual and collective issues). For many years, she has also assisted entities with mixed-stat...

Francine Le Péchon-Joubert has developed in-depth expertise on all complex copyright, trademark and patent issues and in all types of contracts and proceedings in connection with intellectual property and data processing.She is also in charge of the optimisation and the protection of a vast portfolio of renowned brands worldwide.Francine Le Péchon-Joubert handled several disputes relating to the abrupt rupture of commercial relations and is active on issues of licensing and othe...

Karl Hepp de Sevelinges is a partner at Jeantet, admitted to the Paris, Frankfurt (Rechtsanwalt) and New York (FLC) bars. Specialized in Mergers & Acquisitions, he advises industrial companies, financial institutions and international funds, particularly German-speaking ones, on their investments in France. Karl has significant experience in corporate acquisitions and reorganizations, and advises French and International listed and non-listed companies. He leads a team of international la...

Marie-Hélène Tonnellier is a top attorney recognized by Best Lawyers in the practice area(s) of Advertising Law, Information Technology Law, Intellectual Property Law, Media Law, Privacy and Data Security Law and Technology Law. Marie-Hélène, who practices law in Paris, France, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marie-Hélène is held by other top lawyers in the same geographic and legal practice area.

Paul van Deth is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Paul, who practices law in Paris, France, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Paul is held by other top lawyers in the same geographic and legal practice area.

Matthieu Grollemund is a Private Equity M&A partner and a member of the Firm’s Private Capital industry group. Triple-qualified in French, U.S., and U.K. law, Matthieu has over two decades of experience advising on complex cross-border transactions in highly regulated sectors, including technology and healthcare. Matthieu advises private equity sponsors, venture capital firms, public and private companies, as well as boards and special committees, on high-stakes investments, public ...