Marianne Keessen

Head of Clinical Operations

Marianne Keessen has a clinical background in oncology, mainly focused on early phase clinical trials. She worked as a nurse practitioner at the Netherlands Cancer Institute – Antoni van Leeuwenhoek for >25 years and was project manager for a nationwide study in oncology biogenetic research at the Center for Personalized Cancer Treatment. Prior to TargED, she worked as Clinical Operations Director at Modra Pharmaceuticals, responsible for the operational management of Phase 1 to Phase 2b clinical trials. Marianne holds a master’s degree in nursing and a MBA from Erasmus University in Rotterdam.