Energy Cities (ENC)
Climate Alliance (CA)
Milieukontakt Albania
Energy Efficiency and Renewable Energy Agency “Ae3R Ploiesti-Prahova”
Passive House Centre
Passive House Institute Slovakia
Steinbeis Innovation gGmbH
Tulcea Municipality
University of Applied Sciences Karlsruhe – Geo Information – Management
Danube Delta National Institute for Research and Development (DDNI)