Etude Pannatier Kessler SA

Etude Pannatier Kessler SA is a boutique Swiss law firm based in Sion, Valais, offering sophisticated guidance in civil, commercial and private client matters with a particular emphasis on succession planning and estate matters.

Led by Delphine Pannatier Kessler, a lawyer and notary with more than twenty years of experience and a specialist FSA title in succession law since 2024, the firm combines deep Swiss law expertise with an international outlook and collaborates with a broad network of specialists in Switzerland and abroad to resolve complex matters.

With a client focused approach, the practice serves local, Swiss and international clients through multilingual communication in French, English and German, providing discreet, hands on service and direct access to senior attorneys for efficient and practical solutions.