Pascale Köster specializes in corporate and regulatory investigations as well as criminal, administrative and civil litigation in related proceedings. She advises both Swiss and foreign clients in local as well as cross-border cases and has special expertise in white collar (fraud, corruption, etc.), healthcare and ESG related cases.

Pascale Köster was educated at the University of Bern (MLaw in 2013 with a specialization in International and European law). During her studies, she worked as a student assistant at the Institute of Civil Law at the University of Bern. Before joining Walder Wyss as junior associate in 2013, she gained working experience as a law clerk at the District Court of Berner Jura-Seeland. She was admitted to the bar in 2016. In 2021, she completed the Master of Advanced Studies in Economic Crime Investigation (MAS ECI) at the Lucerne School of Business.

Pascale Köster's professional languages are German, English and French. She is registered with the Zurich Bar Registry and is admitted to practice in all Switzerland.