Michael Casia

Michael Casia currently serves as Interim Head of U.S. Commercial & Government Affairs at Organon & Co., effective October 27, 2025, while continuing his role as President of Organon Canada. In this expanded capacity, he focuses on driving operational excellence and fostering strategic partnerships.

Since Organon Canada’s launch in June 2021, Michael has served as President. He continues to advance its mission to improve women’s health and strengthen the healthcare system through cost-saving biosimilar solutions.

A recognized advocate for biosimilars, Michael currently chairs the Biosimilars Canada industry association. He is equally passionate about advancing diversity, equity, and inclusion, frequently speaking on these topics, and is a member of Catalyst Canada’s Advisory Board. His commitment is reflected in Organon Canada earning the highest gender-parity certification from Women in Governance.

Before leading the Canadian operation, Mike led Merck in Finland & the Baltics as Managing Director and has held positions of increasing responsibility at global, regional and local levels across 9 countries.

Born and raised in Montreal, Michael is a proud husband and father of two. He holds an MBA from Columbia Business School in New York and a B.Sc. in Biochemistry from McGill University in Montreal.