Leonie de Visser

Portfolio & Alliance Lead for Precision Medicine, Johnson & Johnson Innovative Medicine

Leonie is currently responsible for developing the EMEA Precision Medicine strategy and capability for the J&J portfolio across therapeutic areas and leading the strategic partnership engagements with key external stakeholders in the precision medicine ecosystem.

Prior to joining J&J, Leonie held various international positions in the life sciences industry where she was responsible for precision medicine programs in oncology. Before joining the healthcare industry, she was in academia on 2 postdoctoral fellowships and briefly worked at the Dutch Research Council. Leonie holds a PhD in Behavioral Neuroscience.

Updated: September 2025