Siebe Jellema is currently the Directeur Staf at IrisZorg, a position held since 2026, following a series of roles within the same organization including Business Controller, Manager bedrijfsvoering Behandeling, and Financieel Manager from 2010 to 2017. Prior to joining IrisZorg, Siebe worked as a Business Analyst at Alliander from 2007 to 2010. Siebe earned a Master of Business Administration (MBA) from NCOI Opleidingen between 2018 and 2021 and is pursuing a Bachelor in Economics from Amsterdam University of Applied Sciences. Siebe also holds a Bachelor of Science (BSc) in Bedrijfseconomie from Hogeschool van Arnhem en Nijmegen, completed in 2011.
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