Dipl.-Ing. Dr. Stefan Koller

Managing Director


  • Managing Director of VARTA Innovation GmbH since 2009
  • Stefan Koller received his PhD from Graz University of Technology in 2009
  • 16 years of experience in research on electrochemical energy storage
  • Stefan Koller was head of the working group for lithium-ion battery research at the Institute for Chemistry and Technology of Materials (Graz University of Technology)
  • Author and co-author or more than forty publications, including ten patents and patent applications