Catherine Dupuy-Burin des Roziers

Alexandre Koenig is the partner heading the restructuring and insolvency practice within the Paris office of Stephenson Harwood LLP. He is a restructuring and insolvency and dispute resolution specialist. Alexandre advises and assists a wide range of French and international clients, including the various stakeholders faced with an insolvency situation or crisis (distressed companies, shareholders, creditors, debtors in difficulty, investors, purchasers, insolvency practitioners, etc.) on all...

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.

Magali Masson is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Mergers and Acquisitions Law. Magali practices law in Paris, France Best Lawyers has recognized Magali Masson since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Magali Masson is held by other lawyers.

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...

Benjamin de Sevin has been elected as a partner in 2020. There are three main aspects to his practice: First of all, public contract law (public procurement, concessions, occupation of the public domain, etc.). Benjamin assists French and international public entities and private operators in the conclusion and performance of their contracts, both as counsel and in litigation, with expertise in infrastructure concessions and PPPs (public-private partnerships). He is often involved in dealing ...

Géraldine Machinet is a lawyer recognized by Best Lawyers in the practice area of Real Estate Law. Géraldine practices law in Paris, France Best Lawyers has recognized Géraldine Machinet since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Géraldine Machinet is held by other lawyers.

Hélène de Saint Germain is a lawyer recognized by Best Lawyers in the practice areas of Employee Benefits Law and Labor and Employment Law. Hélène practices law in Paris, France Best Lawyers has recognized Hélène de Saint Germain since 2022. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Hélène de Saint Germain is held by other lawyers.

Henri Pieyre de Mandiargues is a lawyer recognized by Best Lawyers in the practice areas of Private Equity Law and Venture Capital Law. Henri practices law in Paris, France Best Lawyers has recognized Henri Pieyre de Mandiargues since 2013. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Henri Pieyre de Mandiargues is held by other lawyers.

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...

Lionel is the founder and managing partner of Galion Société d'Avocats , a Paris-based law firm advising French and international clients in Employee Benefits Law and Labor and Employment Law . He advises companies on individual employment relations , employment litigation, dispute resolution, corporate transactions, reorganizations and restructuring matters . Lionel also assists clients with Alternative Dispute Resolution (ADR), including mediation. Admitted to the Bar in 1997,...