Sebastian Boyxen

Magali Masson is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Magali, who practices law in Paris, France, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Magali is held by other top lawyers in the same geographic and legal practice area.

Quentin de Margerie’s practice focuses on white collar crime and complex domestic and cross-border litigation, particularly with regard to corporate, securities and commercial law, M&A transactions, joint-ventures, directors’ liability, compliance and enforcement matters. He represents clients in all stages of their disputes, and has close to 10 years of experience as a trial lawyer before French civil, commercial and criminal courts as well as regulatory authorities. Quentin ...

Diane Le Chevallier is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Structured Finance Law. Diane, who practices law in Paris, France, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Diane is held by other top lawyers in the same geographic and legal practice area.

Lawyer, Member of the Paris Bar (admitted in 1999) Lexing Alain Bensoussan Avocats Head of the Data Protection & Privacy department and member of the firm since 1999 Certificat d’Aptitude à la Profession d’Avocats (Bar exam) (1999) Doctorat (Doctoral degree) on the internet and consumer sales (“L’Internet et la vente aux consommateurs”) (1999). Advisory and litigation in the following areas: - Auditing legal compliance of information systems with priva...

Stéphanie Schweitzer is a top attorney recognized by Best Lawyers in the practice area(s) of Leisure and Licensing Law, Maritime Law and Transportation Law. Stéphanie, 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 Stéphanie is held by other top lawyers in the same geographic and legal practice area.

Clémence Lemétais d'Ormesson is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Litigation. Clémence, who practices law in Paris, France, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Clémence is held by other top lawyers in the same geographic and legal practice area.

Sébastien Boullier de Branche is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Structured Finance Law. Sébastien, 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 Sébastien is held by other top lawyers in the same geographic and legal practice area.

Valery Diaz, partner of the Bankruptcy and Financial Restructuring Department of the firm, is an experienced bankruptcy counselor and litigator who has practiced for more than 15 years in this field. Valery assists a broad range of clients around Europe, in Germany and Spain notably, in restructuring and litigation matters. She offers the highest quality legal advice coupled with tailored service to deliver outstanding results to her clients and help their businesses succeed. Valery's practic...

Marie-Laure Bruneel is a top attorney recognized by Best Lawyers in the practice area(s) of Private Equity Law and Tax Law. Marie-Laure, who practices law in Paris, France, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marie-Laure is held by other top lawyers in the same geographic and legal practice area.

Hélène Gelas advises on public law, environmental law, urban planning law and energy law, in the field of energy and real estate. She holds a doctorate in law and assists her clients, from large listed groups and investment funds to small and medium-sized French and international companies, with advice and litigation before the administrative courts and in all stages of projects, whether for major real estate development projects or for renewable energy projects (wind, photovolt...