Karine Sultan

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...

A partner in the Firm’s International Investigations and Compliance practice, Bryan has over 20 years of experience advising clients on a variety of governance and compliance matters. His practice focuses on advising multinational organizations on a host of compliance and regulatory issues, with particular focus on complying with international anti-corruption laws. His expertise includes assisting clients in developing and enhancing fit-for-purpose policies and procedures, conducting ex...

Catherine Castro has strong expertise in the real estate sector: acquisitions/takeovers of completed or in future state of completion buildings, acquisitions/takeovers of immovable assets portfolios, sale and leaseback, leases (commercial leases, including in future state of completion), construction and property development.Catherine Castro specializes in all kinds of assets: offices, warehouses, complex buildings. She participated in numerous transactions in the hotel industry in France and...

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

Edith advises leading corporates, family offices, private equity funds founders and managers on the structuring, negotiation and documentation of complex acquisitions, leveraged buyouts, corporate reorganisations and joint ventures.

Arnaud Molinier is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance 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.

For more information, please visit www.gibsondunn.com/lawyer/fleury-nataline/.

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

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.

Cécile Théard-Jallu has developed in-depth expertise as an attorney in private practice representing multinational corporations, including major US and European firms and organizations in the R&D and healthcare sector (public or private research institutions, academics, pharmaceutical laboratories, biotechnology companies, medical equipment manufacturers, service providers, software or connected health platforms publichers, investors, competitiveness clusters, tech transfer ...