Christophe Plagniol

Sophie advises and litigates on behalf of French and foreign clients on all aspects of Employment and Social Security law. With 20 years of experience, Sophie benefits from a highly experienced practice in all issues of labor law and social security and in the human resources aspects of domestic and cross-border mergers & acquisitions. Sophie advises her clients on the employment aspects of M&A and private equity transactions, corporate reorganization and downsizing, restructuring, co...

Caroline Basdevant-Soulié is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Caroline, 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 Caroline is held by other top lawyers in the same geographic and legal practice area.

Déborah David has developed an expertise in both consultancy and litigation relating to business restructuring, particularly in an international context: employment protection plans in the context of reorganisation from a solvent position or as part of the restructuring or disposal of businesses in collective proceedings, site closures, outsourcing and operations involving the transfer of an activity at national or transnational level. Déborah also assists foreign businesses in ...

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

Jean-Marc Zampa is a top attorney recognized by Best Lawyers in the practice area(s) of Asset Finance Law and Banking and Finance Law. Jean-Marc, who practices law in Paris, France, has been recognized since 2018. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jean-Marc is held by other top lawyers in the same geographic and legal practice area.

Valery Diaz, partner of the Bankruptcy and Financial Restructuring Department of the firm, is an experienced bankruptcy counselor and litigator who has practiced for more than 15 years in this field. Valery assists a broad range of clients around Europe, in Germany and Spain notably, in restructuring and litigation matters. She offers the highest quality legal advice coupled with tailored service to deliver outstanding results to her clients and help their businesses succeed. Valery's practic...

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...

Renaud Christol is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law. Renaud, 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 Renaud is held by other top lawyers in the same geographic and legal practice area.

For more information, please visit www.gibsondunn.com/lawyer/delaunay-bertrand/ .

Maria acts as lead counsel in investor-state and commercial arbitration and litigation across a variety of industrial sectors, including oil and gas, renewable energy, utilities, infrastructure, banking, aviation and manufacturing. She also serves as arbitrator.