As an internal auditor, Norbert has worked in Utrecht, Brussels, Rotterdam, and Amsterdam. He has also worked in many other countries around the world with a diverse set of supervisors and internal and external audit team members. In 2007, Norbert introduced and trained staff for objective-based audit methodology (COSO/ERM). Since then, he has been involved in most methodology-related trainings within ABN AMRO Group Audit. He is also chairmanship of the Committee Professional Practices IIA NL. Since 2022, Norbert has taken up responsibility for managing and coordinating audit work in ABN AMRO’s Risk Management department.