Stefan Willemsen

Stefan Willemsen is a performance-driven executive leader with 20 years of experience in In Vitro Diagnostics and Life Science/Biotech Industries. Stefan most recently worked as President and CEO of bioMérieux Inc., where he led and directed commercial and marketing teams, manufacturing sites, and more across the Americas. Stefan also has worked with Roche Diagnostics as VP Head of Program Management PCR Assays and in other capacities before that.

After working in Germany as a lawyer, Stefan studied law at George Washington University Law School after which he joined the New York State Bar. Subsequently, he pursued more studies at Harvard University and London Business School.

Stefan is passionate about helping spread sepsis awareness among both the general public and healthcare professionals.


Sepsis Alliance Institute