Claire de Chassey

With more than 15 years of experience appearing before U.S., E.U., and French regulators, Sara has consistently guided clients through the intricacies of domestic and cross-border regulatory matters. Her practice encompasses advisory services, implementation, investigations, and disputes—most notably in the financial services and banking, health care, technology and new media, and telecommunications sectors.

Félicien Bardsley is a top attorney recognized by Best Lawyers in the practice area(s) of Venture Capital Law. Félicien, 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 Félicien is held by other top lawyers in the same geographic and legal practice area.

Gaëlle Saint-Jalmes is a top attorney recognized by Best Lawyers in the practice area(s) of Regulatory Practice. Gaëlle, 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 Gaëlle is held by other top lawyers in the same geographic and legal practice area.

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.

After he graduated from St Jean de Passy in Paris, Kiril Bougartchev studied at Université Paris II Panthéon-Assas. He has post-graduate diplomas in Business Law (Magistère) and in Tax Law (DESS). He first worked as an intern at l’Oreal in Paris and carried out several internships at renowned US law firms (Coudert Brothers, etc.) and securities brokers (Morgan, Olmstead, Kennedy & Gardner), before he started his career in 1988 as an auditor at Arthur Andersen. A...

Stéphanie Guedes da Costa focuses particularly on relations with employee representative bodies, professional elections, collective bargaining, as well as restructuring operations (including employee transfers, voluntary departure plans, and employment protection plans). She advises both French and international companies, providing support in both advisory and litigation matters (covering individual and collective issues). For many years, she has also assisted entities with mixed-stat...

Sophie Uettwiller is a top attorney recognized by Best Lawyers in the practice area(s) of Immigration Law, Labor and Employment Law and Litigation. Sophie, who practices law in Paris, France, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Sophie is held by other top lawyers in the same geographic and legal practice area.

Bruno Lunghi is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Bruno, 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 Bruno is held by other top lawyers in the same geographic and legal practice area.

Rhadamès Killy specializes in IP/IT law and commercial law, with a strong emphasis on the sports and gaming sectors.Before joining de Gaulle Fleurance & Associés in 2012, Rhadamès Killy was the General Counsel for the French Online Gaming Regulatory Authority (ARJEL). From 2002 until 2009, he was the legal director of the French Tennis Federation and the French Open (Roland-Garros). In 1994, Rhadamès Killy began his career in London at the IMG European head off...

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