A change agent for 15+ years as consultant and coach working for over 30 companies, including DAX-listed global brands such as adidas, BMW, BP, Dr. Oetker, Henkel, Hilti, Hugo Boss, SAP, Volkswagen, and ZF. Successfully guided an adoption of Large-Scale Scrum for over 30 teams, including larger groups of over 400 employees, delivering a biweekly product increment consisting of hardware and software.