Jonathan leads the Sustainability Engineering Team at Helbling. He has a broad experience in sustainability and ecodesign in various sectors such as consumer goods, food and beverage, electronics, energy, and international cooperation. His team supports clients - ranging from startups to multinationals - in ecodesign, sustainability assessment, LCA, and circular solutions. Prior to joining Helbling, Jonathan worked at the Sustainable Engineering Lab of Columbia University where he led research on expanding access to affordable and clean energy and sustainable development in developing economies. He participated as well to drafting the G20 Energy Access Action Plan. At the beginning of his career, he gained experience in the fields of heat pumps, cogeneration, and turbomachines as technical project manager and research engineer. Jonathan holds a PhD in Energy Systems and an MSc in Mechanical Engineering from EPFL (Swiss Federal Institute of Technology in Lausanne) and an MSc in Aerospace Engineering from SUPAERO (National Higher French Institute of Aeronautics and Space).