Gilles Lebreton

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.

Olivier Purcell is a lawyer recognized by Best Lawyers in the practice areas of Insurance Law and Transportation Law. Olivier practices law in Paris, France Best Lawyers has recognized Olivier Purcell since 2020. 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 Olivier Purcell is held by other lawyers.

Michel Ponsard is one of the partners in charge of the UGGC Avocats Competition Law Departement, present since the law firm's inception after an experience in Brussels. His practice mainly focuses on competition law and distribution, but also on the law of commercial contracts and commercial practices, as well as to the right of promotion and publicity. More precisely he works for a French and international clientele in fields as diverse as the automotive sector, the pharmaceutical sector, pe...

Florent Prunet advises and assists businesses in various economic sectors with regard to anti-competitive practices (specialised advice and litigation, compensation litigation, visits and seizures, etc.), merger control (French and European), distribution and consumption (networks, distribution and representation agreements, advertising, commercial practices) and generally defends them in all their economic litigation cases.

Nathalie Metallinos is a lawyer recognized by Best Lawyers in the practice area of Privacy and Data Security Law. Nathalie practices law in Paris, France Best Lawyers has recognized Nathalie Metallinos 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 Nathalie Metallinos is held by other lawyers.

Etienne Boursican is a lawyer recognized by Best Lawyers in the practice areas of Capital Markets Law, Corporate Law, Mergers and Acquisitions Law and Securities Law. Etienne practices law in Paris, France Best Lawyers has recognized Etienne Boursican 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 Etienne Boursican is held by other lawyers.

Partner, Jérémie Swiecznik is highly experienced in advising issuers and investment funds on venture capital or growth capital operations. He also advises listed and unlisted companies of all sizes on all mergers, acquisitions and reorganisations, both in France and overseas. His industry expertise includes healthcare services, technology and business services. Jérémie assists private equity and real estate funds, banks, financial institutions, corporates, family o...

Paul Talbourdet is a lawyer recognized by Best Lawyers in the practice areas of Banking and Finance Law, Insolvency and Reorganization Law, Investment, Litigation and Real Estate Law. Paul practices law in Paris, France Best Lawyers has recognized Paul Talbourdet since 2011. 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 Paul Talbourdet is held by other la...

David Lussigny is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Mergers and Acquisitions Law, Private Equity Law and Structured Finance Law. David practices law in Paris, France Best Lawyers has recognized David Lussigny since 2020. 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 David Lussigny is held by other lawyers.

Guillaume Kellner is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law, Mergers and Acquisitions Law and Private Equity Law. Guillaume practices law in Paris, France Best Lawyers has recognized Guillaume Kellner since 2014. 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 Guillaume Kellner is held by other lawyers.