Gérard Haas

Gaëlle MERLIER is co-head of the Life Sciences Department. Gaëlle’s expertise spans advisory work on regulatory and contractual matters as well as the management of complex, serial litigation in commercial matters and health product liability. She also assists her clients during criminal investigations and in their dealings with the health authorities (particularly in the context of ANSM, DGCCRF, DDPP inspections, etc.). Furthermore, Gaëlle advises her clients on mergers-...

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...

Jean-Christophe CLEACH, a partner of CLEACH Avocats since 1998, heads the Corporate - Mergers & Acquisitions, Private Equity Law practice. He acts for French and foreign companies, providing them in particular with support in their sale or acquisition processes, efforts to raise equity, negotiation of shareholders' agreements, corporate restructuring and negotiations with creditors (banks and government-owned companies in particular) as well as assisting them more generally in defining th...

Sandra Strittmatter is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Sandra, 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 Sandra is held by other top lawyers in the same geographic and legal practice area.

Thierry Postif is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Thierry, who practices law in Paris, France, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thierry is held by other top lawyers in the same geographic and legal practice area.

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...

Laetitia Gavoty-Tolot is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law and European Union Law. Laetitia, 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 Laetitia is held by other top lawyers in the same geographic and legal practice area.

Edouard Heliot is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Private Equity Law. Edouard, 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 Edouard is held by other top lawyers in the same geographic and legal practice area.

Jennifer Carrel is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law. Jennifer, 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 Jennifer is held by other top lawyers in the same geographic and legal practice area.

Benjamin May is a leading tech & IP attorney. He assists companies in complex litigation and transactions, on a cross-border basis. His majors are intellectual property, patents litigation, technology and data. He has leading sector expertise in financial services and fintechs, as well as in life sciences and healthcare. Benjamin is one of the creators of an AI risk management platform. Benjamin is regularly recognized in most international guides and rankings, including Legal 500 (Tradem...