Chantal Joris


Chantal is a Swiss qualified lawyer. She holds a law degree from the University of Zurich and an LLM from King’s College London, where she focused on public international law and international arbitration. She has also studied international human rights, humanitarian law and international criminal law at the Université Paris Nanterre.

Chantal advises sovereign states, state-owned companies and private parties in international dispute resolution proceedings, as well as in non-contentious matters under public international law.

Before joining Volterra Fietta, Chantal worked at two leading Swiss law firms, where she advised clients with respect to domestic and international litigation, insolvency and white collar crime matters. In addition to her experience in private practice, Chantal worked as a judicial clerk in a Swiss district court. She also worked for several human rights organisations, where she focused on issues related to business and human rights, international refugee law and human rights in the digital age.


LLM, King’s College London (merits and distinction in her dissertation)

Master of Law, University of Zurich (summa cum laude)

Bachelor of Law, University of Zurich


German, English, Spanish and French

Bar admissions

Zurich, Switzerland