International Center for Sustainable Development of Energy Water and Environment Systems – Macedonian Section (SDEWES-Skopje) KEA Klimaschutz- und Energieagentur Baden-Württemberg GmbH Stadt Kragujevac Town of Poreč-Parenzo City of Mostar Regional Education and Information Centre for sustainable development in South East Europe (REIC) Society for Sustainable Development Design (DOOR) Regional development agency Srem Central Union of Municipalities of Greece (KEDE) German Cooperative and Raiffeisen Confederation – reg. assoc.