Conference Chair: Prof. Klaus Vajen - University of Kassel & ISES President

Conference Co-Chair: Tomas Olejniczak - RVO Netherlands & IEA SHC Chair


Local Organizing Committee:

  • Prof. Klaus Vajen, University of Kassel
  • Dr. Stefanie Szabo-Halfar, University of Kassel
  • Konstantin König, University of Kassel
  • Weena Bergsträßer, University of Kassel


Online Conference Management: Conexio-PSE

International Organizing Committee:

  • Tomas Olejniczak, RVO, Netherlands (Chair)
  • Prof. Ulrike Jordan, University of Kassel (Co-Chair)
  • Prof. Klaus Vajen, University of Kassel
  • Prof. Bulent Yesilata, Ankara Yildirim Beyazit University, Turkey
  • Prof. Andreas Häberle, Eastern Switzerland University of Applied Science
  • Pamela  Murphy, IEA SHC
  • Ken Guthrie, IEA SHC
  • Jennifer McIntosh, ISES
  • Arabella Liehr, ISES
  • Melina Hanhart, ISES

Scientific Committee


  • Prof. Bulent Yesilata, Ankara Yildirim Beyazit University, Turkey & IEA SHC (Chair)
  • Prof. Klaus Vajen, University of Kassel, Germany & ISES (Chair)


Theme Chairs

Solar and Efficient Buildings  - Prof. Monika Woloszyn, University Savoie Mont Blanc; Dr. Harald Drück, University of Stuttgart,

Energetic Renovation of Buildings - Prof. Dr. Alexandra Troi, Eurac

Daylighting - Prof. Barbara Szybinska Matusiak, Norwegian University of Science and Technology; Dr. Jan de Boer, Fraunhofer Institute for Building Physics

Solar Domestic Hot Water and Space Heating - Dr. Rosie Christodoulaki, Centre for Renewable Energy Sources and Saving (CRES); Dr. Mathias Ehrenwirth, Institute of new Energy Systems InES at  Technische Hochschule Ingolstadt

Innovative District Heating and Cooling - Dr. Karin Rühling, Technical University of Dresden; Dr. Daniel Muschick,  Bioenergy and Sustainable Technologies - BEST

Innovative Industrial Process Heat - Felix Pag, University of Kassel, DI Jürgen Fluch, AEE Intec

Solar Air Conditioning and Refrigeration - Dr. Salvatore Vasta, Institute for Advanced Energy Technologies "Nicola Giordano" ITAE; Prof. Dr. Uli Jakob, HFT Stuttgart

PV and PVT Systems for Buildings and Industry - Dr. Federico Giovanetti, Institute for Solar Energy Research Hamelin, Dr. Corry de Keizer, TNO Energy Transition

Solar Energy and Heat Pumps  - Dr. Michel Haller, Eastern Switzerland University of Applied Science, Prof. Chris Bales, Dalarna University

Water Purification - Dr. Isabelle Oller, PSA Spain; Christoph Brunner, AEE - Institute for Sustainable Technologies

Carbon Neutral University Campus - Prof. Dr.  Anton Maas, University of Kassel; Prof. Dr. Thomas Bednar, Technical University Vienna

Urban Planning, Solar and Efficient Districts - Dr.Georgios Dermentzis, Aristotle University of Thessaloniki; Prof. Dr. Fabian Ochs, University of Innsbruck

Solar Thermal and PVT Collectors and Solar Loop Components - Dr. Daniel Zenhäusern, SPF Institute for Solar Technology; Dr. Tomas Matuska, Czech Technical University

Thermal Storage - Prof. Dr. Luisa Cabeza, University of Lleida; Dr. Andreas Hauer, ZAE Bayern

Testing, Certification and Monitoring - Dr. Vassiliki Drosou, Centre for Renewable Energy Sources and Saving (CRES); Stefan Mehnert, Fraunhofer Institute for Solar Energy Systems ISE

Solar Resource and Energy Meteorology - Jan Remund, Meteotest; Adam Jensen, Technical University of Denmark

System Modelling, Artificial Intelligence, Digitilisation - Cedric Paulus, CEA; Dr. Bernd Hafner, Federation of German Heating Industry

Sector Coupling and Grid Stabilzation - Dr. Richard Hall, UK Department for International Trade; Prof. Dr. Christian Doetsch, Fraunhofer UMSICHT

Renewable Energy Strategies, Scenarios, Financing and Policies - Assistant Professor Alexandros Charalambides, Cyprus University of Technology, Pedro Dias, Solar Heat Europe

Renewable Education - Prof. Dr. Birgit Steffenhagen, University of Applied Sciences Stralsund; Prof. Frank Späte, OTH – Technical University of Applied Sciences


Public Support
Public Support
Public Support
Gold Sponsor
Supporting Sponsor
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