| Jurídicas | European Association of Environmental and Resource Economists (EAERE) |
| Avosetta Group | Outras |
| European Environmental Law Practice Group (EELPG) | European Forum on Integrated Environmental Assessment (EFIEA) |
| Económicas | European Partners for the Environment (EPE) |
| European Association for Environmental Management Education (EAEME) | Secretariado Europeu do Ambiente (EEB) |