Valentin Lalane

Before joining UGGC Avocats, Alison Leroy worked for 7 years at Carakters, then at Franklin from 2020, and recently at Bersay, where she opened the “Life Sciences, Biotech and Pharma R&D” department. Her experience covers regulatory affairs, site and production unit management, and the negotiation and management of R&D and business development contracts (collaborative research contracts, co-development contracts, clinical trial contracts, French and European consortia, etc...

Magali Masson is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Mergers and Acquisitions Law. Magali practices law in Paris, France Best Lawyers has recognized Magali Masson since 2023. 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 Magali Masson is held by other lawyers.

Partner, Jérémie Swiecznik is highly experienced in advising issuers and investment funds on venture capital or growth capital operations. He also advises listed and unlisted companies of all sizes on all mergers, acquisitions and reorganisations, both in France and overseas. His industry expertise includes healthcare services, technology and business services. Jérémie assists private equity and real estate funds, banks, financial institutions, corporates, family o...

Matthieu Dary is a lawyer recognized by Best Lawyers in the practice areas of Competition / Antitrust Law and Information Technology Law. Matthieu practices law in Paris, France Best Lawyers has recognized Matthieu Dary since 2023. 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 Matthieu Dary is held by other lawyers.

Sabrina Dougados is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Sabrina practices law in Paris, France Best Lawyers has recognized Sabrina Dougados 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 Sabrina Dougados is held by other lawyers.

Guillaume Desmoulin is a lawyer recognized by Best Lawyers in the practice area of Labor and Employment Law. Guillaume practices law in Paris, France Best Lawyers has recognized Guillaume Desmoulin since 2026. 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 Guillaume Desmoulin is held by other lawyers.

For more information, please visit www.gibsondunn.com/lawyer/delauriere-jerome/ .

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 ...

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...

Grégoire Andrieux is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Mergers and Acquisitions Law and Private Equity Law. Grégoire practices law in Paris, France Best Lawyers has recognized Grégoire Andrieux 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 Grégoire Andrieux is held by other lawyers.