Vonnick Le Guillou

Malka Marcinkowski has been a partner at UGGC Avocats since 2018. She has expertise in competition / distribution / consumer law and Consumer Product Regulation (e.g. labelling, etc.). She also has a specialisation in the health products sector and the regulatory aspects (e.g. medicines, innovative products, medical devices, cosmetics). In this context, Malka assists clients in connection with the anti-gift law challenges, advertising of health products, etc. Her main areas of intervention (b...

Yvon Dréano assists French and foreign clients, industrial businesses and investment funds in their merger & acquisition and complex restructuring operations. He also acts in relation to strategic alliances and joint ventures, operations concerning listed companies and governance issues. His expertise also includes judicial and arbitration litigation of equity transactions. Yvon is a member of the Jeantet Conseil des Associés (Board of Partners).

Known for his expertise in international taxation and transfer pricing, Cyril Maucour advises and represents a French and international client base comprising entrepreneurs, growing companies, startups, SMEs and large groups operating in various sectors such as industry, technology, fashion, pharmaceuticals, and renewable energy. He provides guidance and support to French companies in their international expansion, offering specific expertise on foreign tax regimes. He assists foreign groups ...

Corinne Khayat has been a partner of UGGC Avocats since 2000, where she co-heads the Competition Law department. She regularly represents her clients before the courts and competition authorities and advises in all areas of French and EU competition law. She has particular experience in notifying mergers and joint ventures to the French Competition Authority. She handles proceeding before competition authorities. Corinne Khayat assists French and foreign clients, mostly large and medium size ...

Clémence Lemétais d'Ormesson is a top attorney recognized by Best Lawyers in the practice area(s) of Arbitration and Mediation and Litigation. Clémence, 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 Clémence is held by other top lawyers in the same geographic and legal practice area.

Albane Lancrenon is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice and Litigation. Albane, who practices law in Paris, France, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Albane is held by other top lawyers in the same geographic and legal practice area.

Jan Dunin-Wasowicz. member of the Paris, New York and D.C. bars, is partner and co-founder of Bennink Dunin-Wasowicz , an independent European law firm based in Paris and Amsterdam that focuses on sanctions, export controls and trade compliance more generally. His practice covers cross-border compliance and enforcement, multi-jurisdictional internal and government investigations, as well as international dispute resolution. Before founding Bennink Dunin-Wasowicz in 2024, Jan was partner and C...

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.

Xavier Pernot is a partner in charge of the litigation-arbitration-mediation practice. With his experience in assisting our clients in strategic and high-stakes litigation, Xavier leads a multidisciplinary team whose main areas of practice are corporate litigation and equity transactions, commercial and operational litigation, and complex industrial and financial litigation. The team also acts in insolvency proceedings, enforcement proceedings and criminal business law.

Thierry Dal Farra is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law, Construction Law and Public Law. Thierry, 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 Thierry is held by other top lawyers in the same geographic and legal practice area.