David Guillen

David Guillen is an experienced Ultra Rare Disease - Oncology Account Manager at Immunocore, with over 22 years in biotech and pharmaceutical sales. They have successfully launched products, driven market share growth, and developed expertise in complex selling within the oncology and ultra rare disease sectors. Previously, David held various leadership roles, including positions at CSL, Takeda, and Amgen, where they consistently achieved high sales performance and built strong relationships with key stakeholders. David earned a Bachelor's Degree in Communications from the University of Central Florida.