| Number | Name | Abbreviation | Country |
| 1 | Energy research Centre of the Netherlands | ECN | NL |
| 2 | Max Planck Gesellschaft | MPG | DE |
| 3 | Swiss Federal Laboratories for Material Science and Technology | EMPA | CH |
| 4 | Atomic Energy and Alternative Energies Commission | CEA | FR |
| 5 | University of Bristol | UNIVBRIS | UK |
| 6 | University of East Anglia | UEA | UK |
| 7 | Ruprecht Karls University Heidelberg | UHEI | DE |
| 8 | Utrecht University | UU | NL |
| 9 | Royal Holloway University of London | RHUL | UK |
| 10 | University of Bremen | UoB | DE |
| 11 | University of Helsinki | UHEL | FI |
| 12 | Technical University of Denmark | Riso | DK |
| 13 | University of Edinburgh | UEDIN | UK |
| 14 | Joint Research Centre of the European Commission | JRC | BE |
| 15 | Natural Environment Research Council | NERC | UK |
| 16 | Finnish Metereological Institute | FMI | FI |
| 17 | Tuscia University | UNITUS | IT |
| 18 | Johann Wolfgang Goethe University of Frankfurt am Main | GUF | DE |
| 19 | Norwegian Institute for Air Research | NILU | NO |
| 20 | Kalsruhe Insitute of Technology | KIT | DE |
| 21 | University of Lund | ULUND | SE |
| 22 | National Institute of Agronomic Research | INRA | FR |
| 23 | Met Office | MET | UK |
| 24 | AGH University of Science and Technology | AGH-UST | PL |
| 25 | University of Leicester | ULEIC | UK |
| 26 | VU University of Amsterdam | VUA | NL |
| 27 | Hungarian Metereological Services | HMS | HU |
| 28 | University of Groningen | RUG-CIO | NL |
| 29 | Poznan University of Life Sciences | PULS | PL |
| 30 | Leibniz Insitute of Marine Sciences | IFM-GEOMAR | DE |
| 31 | Spanish National Research Council | CSIC | ES |
| 32 | University of Bergen | UiB | NO |
| 33 | Service Agricultural Sciences | WUR | NL |
| 34 | Mediterranean Centre for Environmental Studies | CAEM | ES |