The Leadership team of MSD Switzerland in the field of human health

We are proud to play an active role in the success of MSD in Switzerland, for patients, our employees and customers. We believe in creating an inclusive, ethically driven and high performing work environment. We not only invest in employee development but also empower all to collaboratively seek solutions to meet our customer and patient needs. Together we can make a difference, together we are inventing for life!

Ans Heirman

Managing Director


Lars Andresen

Director Finance


Ece Bayrak

Business Unit Director Hospital Acute Care


Dr. Christoph Brombacher

Manager Compliance & Business Practices


Jean-Blaise Defago

Director Policy & Communications


Judeke Frederiks

Director HR Switzerland


Joanna Keiller

Director Business Unit Vaccines & Primary Care


Dr. med. Ahmed Khalifa

Medical Director


Claudia Stadelmann

Director Regulatory Affairs


Dr. Gila Stump

Director Market Access


Dr. Ulrike Thull

Director Business Unit Immunology


Angela Weber

Director Digital & Commercial Operations


Will Wooding

Director Business Unit Oncology