Riga Energy Agency (REA) Tartu Regional Energy Agency (TREA) Kaunas University of Technology (KTU) University of Osijek, Faculty of Food Technology Osijek Regional development agency Srem B.A.U.M. e.V. – Bundesdeutscher Arbeitskreis für Umweltbewusstes Management e.V. Federesco International Network for Environmental Management e.V. (INEM) KÖVET Association for Sustainable Economies Polish Foundation for Energy Efficiency (FEWE)