Koos Haan

Koos Haan is an experienced business controller currently serving as a Business Controller (a.i) at Ayvens since November 2023. Prior experience includes a decade-long tenure at KLM, where responsibilities spanned IT financial reporting, cost analysis, and project management in various interim roles. Koos has also held roles as a Financial Consultant at vijzelaar.com, a Business Controller at Equinix Netherlands, and a Company Controller at Marcel Wanders Studio. Educational qualifications include a Post-HBO in Controlling from Amsterdam University of Applied Sciences and an HBO in Bedrijfseconomie from Hanze.