David is the Global Hydrogen Lead at ERM and a Visiting Professor at Imperial College London. Based in Switzerland, his 30 years in hydrogen energy cover everything from technology due diligence, industry, market and supply chain analysis, to business strategy and policy. He has led projects and advised leaders in governments, corporations and investors worldwide on different industry sectors and how they interact. David has sat on venture capital investment committees and clean energy company boards and is a Director of the International Association of Hydrogen Energy.