About us More About Prosumer Solutions Our history Prosumer Solutions provide Engineering, Consulting and Training services within Renewable Energy Systems. Michele Tondi, CTO Energy Engineering degree, University of Bologna, ItalyMSc. In Solar Energy Engineering at Dalarna UniversityExtensive experience in Electrical Design Frank Fiedler, CEO Mechanical Engineer, Master in Solar Energy Engineering, PhD in Energy Technology Since 2003 research and teaching at Dalarna University (DU), focus on solar technology Project leader for various research and industrial collaboration projectsExpert on solar thermal and PV system design