After studying Plastic Engineering Stefan started work at a small tool shop and Injection Moulding company that supplied the automotive and electronic industry. He joined life science soon after and stayed in the industry ever since. Small family-owned businesses, to large enterprises and a start-up company, were stations in the last 30 years. He received a second diploma in Economics in parallel. Experienced mainly in Quality and Regulatory, but also in R&D, Operations, Health, Safety, Environment, Stefan's current position is SVP Regulatory Affairs for the Paul Hartmann AG in Germany.