Dirk-Jan Opstelten

Member of the Board

Dirk-Jan Opstelten has 25 years of experience in preclinical and clinical development of therapeutic proteins and vaccines. For more than a decade, he worked for HAL Allergy, a Dutch company focusing on the development and commercial manufacturing of allergen immunotherapy. Dirk-Jan has held several leadership positions at HAL Allergy, involving oversight and strategic vision of R&D, medical and regulatory functions. He has extensive experience in manufacturing, clinical development, and regulatory aspects of allergen immunotherapy products. In 2019, he established his own consulting company, Opstelten Life Science Consultancy, through which he supports life science companies in managing their R&D projects and product pipelines, stakeholder relations and regulatory interactions. Dirk-Jan joined Desentum’s team in 2020 as a consultant and later as a member of the board.

Dirk-Jan Holds a Ph.D. degree in virology from the Utrecht University.