Jan de Jeu currently serves as the chairman of the Supervisory Board at Nijestee and has held this position since January 2020. Additionally, Jan de Jeu is a member of the Supervisory Board at Lifelines Databeheer BV since January 2018 and the chairman of the Supervisory Board at Martini Ziekenhuis since January 2017. Previous leadership roles include chairman of the Board at the Netherlands eScience Center, member of the Supervisory Board for the Dutch Techcentre for Life Sciences, and chairman of the Supervisory Board at Marketing Groningen, among others. Jan de Jeu's educational background includes master's degrees in Educational Sciences and Philosophy from the University of Groningen, as well as executive training from institutions such as Harvard Business School and IMD.