Michael Koller holds a B.Sc. in Chemistry and a M.Sc. in Energy Science and Technology (passed with distinction), both from ETH Zurich. He joined the Elektrizitaetzswerke des Kanton Zurich (EKZ, Utility of the Canton Zurich) in 2011 and is responsible for the development of business cases for distributed energy storage . His interests and activities at EKZ include advanced control strategies for grid integration of distributed generation and storage resources, battery technologies and the provision of ancillary services. EKZ is one of the largest electrical utilities in Switzerland with a broad distribution grid supplying around 1 Million customers.