| Name | Region served | |
---|
| "RT-ON" - Fundacja "Rozwój TAK - Odkrywki NIE" / "DY-OPMN" - Foundation "Development YES – Open-Pit Mines NO" | Poland | View |
| 11.11.11 - Koepel van de Vlaamse Noord-Zuidbeweging / Coalition of the Dutch North-South Movement | Belgium | View |
| 2Celsius | Romania | View |
| 92-Gruppen / Danish 92-Group | Denmark | View |
| ACT Alliance EU | EU | View |
| ActionAid European office | | View |
| Aegean Forest Foundation | | View |
| AirClim - Luftförorenings- och klimatsekretariatet / Air Pollution and Climate Secretariat | Sweden | View |
| Alliance Sud / Swiss Alliance of Development Organisations | Switzerland | View |
| Allianz für Klimagerechtigkeit / Climate Alliance Austria | Austria | View |
| Amigos de la Tierra Espana / Friends of the Earth Spain | Spain | View |
| An Taisce Climate Committee | Ireland | View |
| ASTM - Action Solidarité Tiers Monde / Third World Solidarity Action | Luxembourg | View |
| BBL - Bond Beter Leefmilieu / Union for a Better Environment | Belgium | View |
| Belgrade Open School | Serbia | View |
| Biovision | | View |
| Both ENDS - Environment and Development Service for NGOs | Netherlands | View |
| Brot für die Welt / Bread for the World | Germany | View |
| BUND - Bund für Umwelt und Naturschutz Deutschland / Union for Environment & Nature Protection (Friends of the Earth Germany) | Germany | View |
| CAAG - Levegő Munkacsoport / Clean Air Action Group | Hungary | View |
| CAFOD - Catholic Agency For Overseas Development | United Kingdom | View |
| CARE Danmark / CARE Denmark - Cooperative for Assistance and Relief Everywhere | Denmark | View |
| CCC - Campaign against Climate Change | United Kingdom | View |
| CDE - Centrum pro dopravu a energetiku / Centre for Transport and Energy | Czechia | View |
| CEE - Centra za ekologiju i energiju / Center for Ecology and Energy | Bosnia and Herzegovina | View |
| Centar za zivotnu sredinu / Center for Environment | | View |
| Center for environmental research and information Eko-svest | Macedonia | View |
| Christian Aid UK | United Kingdom | View |
| CIDSE - Coopération Internationale pour le Développement et la Solidarité /International Cooperation for Development &Solidarity | WORLDWIDE | View |
| Citizens' Climate Lobby Europe | EUROPE (wider than EU) | View |
| CIWF - Compassion in World Farming | United Kingdom | View |
| ClientEarth | WORLDWIDE | View |
| Climate Alliance Switzerland | | View |
| Climate Analytics | WORLDWIDE | View |
| Climate Change Policy and Research Association | Turkey | View |
| CliMates | France | View |
| CMW - Carbon Market Watch | EU | View |
| CNCD-11.11.11 - Centre National de Coopération au Développement / National Center for Development Cooperation | Belgium | View |
| Concerned Citizens against Climate Change | Netherlands | View |
| CoS - Svenska Kyrkan / Church of Sweden | Sweden | View |
| DCA - Folkekirkens Nødhjælp / DanChurchAid (Danish National Church’s Relief Aid) | Denmark | View |
| DF - Utviklingsfondet / The Development Fund | Norway | View |
| DFPA - Danish Family Planning Association - Sex & Samfund | Denmark | View |
| DKM - Doğa Koruma Merkezi / Nature Conservation Centre | Turkey | View |
| DNR - Deutscher Naturschutzring / German League for Nature, Animal Protection and Environment | Germany | View |
| DOOR - Društvo za oblikovanje odrţivog razvoja / Society for Sustainable Development Design | Croatia | View |
| DUH - Deutsche Umwelthilfe e.V. / German Environmental Aid | Germany | View |
| DVI - Darnaus vystymo iniciatyvos / Sustainable Development Initiatives | Lithuania | View |
| E3G - Third Generation Environmentalism | EU | View |
| Eco-Union | Spain | View |