Building tomorrow’s energy future today

The Fraunhofer Center for Sustainable Energy Systems (CSE) accelerates the adoption of sustainable energy technologies through scientific research and engineering innovation. Our staff’s expertise in solar photovoltaics, smart energy-efficient buildings, and grid technologies provides a platform for deeply integrating distributed energy resources through collaborative R&D with private companies, government entities, and academic institutions. Fraunhofer CSE is one of seven centers of Fraunhofer USA, a 501(c)(3) non-profit contract R&D organization, a subsidiary of Fraunhofer Gesellschaft, Europe's largest contract R&D organization.