Universities
- Agricultural Univeristy of Athens (GR)
- Aristotle University of Thessaloniki (GR)
- Cyprus University for Technology (CY)
- ENSET - University of Douala (Cameroon)
- Greek Open University (GR)
- Heriot-Watt University (UK)
- Imperial College (UK)
- Kingston University (UK)
- National Technical Univeristy of Athens (GR)
- Setúbal College of Technology (PT)
- University of the Aegean (GR)
- Universidade Tecnica de Lisboa (PT)
Local/Regional Authorities
- Comune Di Cabras – Area marina protetta penisola del Sinis – Isola di
- Mal di Ventre (IT)
- Cyprus Union of Communities (CUC)
- Municipality of Chania (GR)
- Municipality of Rethymno (GR)
- Prefecture of Chania (GR)
- Prefecture of Lassithi (GR)
- Regional Council in Kalmar County (SE)
- Region of Crete (GR)
Institutions
- Academy for Teacher In-Service Training and Staff Development (DE)
- APEC- Fundacion Medio Ambiente, Energia y Sostenibilidad
- Provincia de Cadiz (ES)
- ASTER (IT)
- Bautzen Innovation Centre (DE)
- BRE-Building Research Establishment Ltd (UK)
- Canary Islands Institute of Technology (ES)
- Centre for Renewable Energy Sources (GR)
- CIUDEN Fundación Ciudad de la Energía
- Cyprus Institute of Energy (CY)
- Energy Institute Hrvoje Požar (HR)
- EVE-Ente Vasco de la Energía (ES)
- IDAE- Instituto para la Diversificación y Ahorro de la Energía (ES)
- Instituto Superior Técnico (PT)
- Museum of Natural History, University of Crete (GR)
- Tecnalia (ES)
- UNESCO (FR)
- ZTS-Zentrum für Technologiestrukturentwicklung Region Riesa-Großenhain GmbH (DE)
- Zwickau GmbH (DE)
Professional Associations/Chambers
- EPIA-European Photovoltaic Industry Association (EU)
- ETEK-Scientific and Technical Chamber of Cyprus (CY)
- EUBIA- European Biomass Industry Association (BE)
- Islenet (BE)
- SEAPEK - Cyprus Association of Renewable Energy Enterprises (CY)
- TEE - Technical Chamber of Greece (GR)
- UHCCI - Union of Hellenic Chambers of Commerce and Industry (GR)
Industries
- ELIN Biofuels SA (GR)
- En-Tec (GR)
- Enel Green Power SpA (IT)
- Enolia SA (GR)
- PPC-Renewables (GR)
- Scheuten Solar Technology (DE)
- Sharp Europe (DE)
- Silcio SA (GR)
- Solar Cells (SA)
Energy Agencies
- ABMEE - Agency of Brasov for the Management of Energy and Environment (RO)
- ALESSCO - Local Energy Agency of the Province of Cosenza (IT)
- ANKA - Development Agency of Karditsa
- ARE Regional Energy Agency of Liguria Liguria (IT)
- CEA - Cyprus Energy Agency (CY)
- REAC - Energy Agency of Crete (GR)
- APEA - Energy Agency of the Province of Ávila (ES)
- AGENA - Energy Agency of Teramo (IT)
- Energy Centre Bratislava (SK)
- ENA - Energy and Environment Agency of Arrábida (PT)
- ALEAL - Local Energy Agency of Lyon (FR)
- NIEA - Northern Ireland Energy Agency (UK)
- NAPE - National Energy Conservation Agency (PL)
Renewable Experts and Consultants
- ETA srl (IT)
- ESCO Sardegna srl (IT)
- Energy Crops Ltd (IE)
- Factor Social (PT)
- WIP – Renewable Energies (DE)
NGOs
- WWF Hellas - World Wide Fund for Nature (GR)
