Konstantin Fellner holds a degree in Industrial Engineering. Since the beginning of his career, his technical focus has been on battery technologies, particularly in project management for electric vehicle battery development. In 2023, he transitioned to the renewable energy sector by joining BayWa r.e., where he is focusing on stationary battery storage systems. As Head of BESS Asset Operations, Konstantin is responsible for asset management, technical operations and maintenance of BESS across EMEA.