Expert & Guis is an independent law firm in Paris, dedicated to civil and commercial litigation, criminal defense, and media law.

We believe that every client relationship is personal. Accordingly, we pay close attention to the human, commercial, and reputational issues at stake in every matter, enabling us to develop a tailored defense strategy for each client.

Our firm advises, assists, and represents French and international companies, executives, shareholders, and individuals before all competent courts in France.

Expert & Guis is recognised as a leading litigation and criminal law firm, ranking among France’s top firms in the 2026 Décideurs and Le Point legal rankings.