Xavier Doumen

Yann Colin is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Litigation. Yann, who practices law in Paris, France, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Yann is held by other top lawyers in the same geographic and legal practice area.

Nathalie Metallinos is a top attorney recognized by Best Lawyers in the practice area(s) of Privacy and Data Security Law. Nathalie, 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 Nathalie is held by other top lawyers in the same geographic and legal practice area.

Franck Lepron joined UGGC Avocats in 2003, after spending three years in the Public-Private Partnerships department at Landwell. In 2011 he became a partner of the firm. Since then, Franck Lepron and two other partners have overseen the Public Business Law department, whichi is one of the firm’s benchmark activities. Franck Lepron’s practice mainly focuses on public procurement law and public contracts (concessions; procurement contracts; partnership agreements) and his clientele ...

Darko Adamovic is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law and Project Finance and Development Practice. Darko, 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 Darko is held by other top lawyers in the same geographic and legal practice area.

Pierre-Jacques Castanet is the managing partner of In Extenso Avocats Ile de France, a firm that provides advice in the fields of labor and employment and tax law. He runs the firm’s labor and employment law department with his partner, Stanislas Dublineau. He specialises in employment and social welfare law. Before joining In Extenso Avocats, Pierre-Jacques was a partner at IDAvocats and Idrac & Associés. With more than 30 years’ experience at the Paris Bar, Pierre-Jac...

Katharina Berbett is a top attorney recognized by Best Lawyers in the practice area(s) of Information Technology Law. Katharina, 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 Katharina is held by other top lawyers in the same geographic and legal practice area.

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

Cécile ROUQUETTE-TÉROUANNE worked in Washington, D.C. for the firm of Baker & Miller in 1997. Upon moving back to France, she was called to the Bar in Lyon and spent five years as an assistant in the commercial law firm of Courtillié, Chauviré, Grange & Linares. Cécile ROUQUETTE-TÉROUANNE joined Cornet Vincent Ségurel (first in the Nantes, then in the Paris offices) in 2007. She has been in charge of the property law department in the P...

Pauline Arroyo is a top attorney recognized by Best Lawyers in the practice area(s) of Customs and Excise Law, Insurance Law, Litigation and Product Liability Litigation. Pauline, 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 Pauline is held by other top lawyers in the same geographic and legal practice area.

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...