Henri Najjar

Gwenaël Kropfinger is a tax partner and a member of both the Private Funds and Private Equity M&A Groups, as well as the firm’s Private Capital industry group. Gwenaël has extensive experience advising private equity funds and multinational groups on the tax structuring of M&A transactions, including leveraged buyouts (LBOs) and capital markets deals. In addition to his transactional work, Gwenaël is highly experienced in the formation and structuring of French an...

Member of the UGGC Avocats’ Restructuring team for more than 15 years, Marine Simonnot joined the firm as a trainee lawyer before becoming an associate, consultant and then partner in 2020. She advises clients on all aspects of insolvency law, from the prevention of difficulties to their treatment in the context of collective proceedings, both as counsel and in litigation. Marine supports companies of all sizes, their managers and/or shareholders, investment funds, creditors, legal repr...

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

Vincent Bénézech is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation, Trade Law and Transportation Law. Vincent, 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 Vincent is held by other top lawyers in the same geographic and legal practice area.

Diego Romero is a top attorney recognized by Best Lawyers in the practice area(s) of International Arbitration. Diego, 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 Diego is held by other top lawyers in the same geographic and legal practice area.

Lionel Attal specialises in competition law, distribution law and Information technology law. He is particularly involved in all types of commercial contracts. Lionel has growing experience in the field of e-commerce and the new business models arising out of the growth of the Internet.

Diane de Moüy is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Project Finance and Development Practice and Structured Finance Law. Diane, who practices law in Paris, France, has been recognized since 2016. 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.

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

Julien Horn focuses on information technology and intellectual property litigation. He also handles transactional and contractual work on IP and IT assets. Julien Horn’s litigation practice is prominent in the field of software litigation, patent litigation, and trademark litigation. He has also acquired significant expertise in the planning and monitoring of innovative mass litigation campaigns for IT and software companies. He regularly publishes articles on IP and IT issues in the le...

Jean-Baptiste Santelli is a top attorney recognized by Best Lawyers in the practice area(s) of Project Finance and Development Practice. Jean-Baptiste, 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 Jean-Baptiste is held by other top lawyers in the same geographic and legal practice area.