Siem Haffmans supports companies with sustainable innovation projects. As a strategic advisor at Partners for Innovation, he combines his knowledge of design, marketing, production, materials and recycling. With his extensive network, he connects companies to realize profitable circular solutions together. Siem is trained as an Industrial Design Engineer (Delft University of Technology), Marketing Manager and Social Entrepreneur. He is working on EcoDesign, Sustainable Packaging and Circular Economy for more than 25 years.

Siem is founder of Ragbag a brand for recycled bags, made in India. He is also the author of Products that Flow, a book about circular business models and design strategies for fast-moving consumer goods.