At this stage, a total budget of ca. 40 million euros has been provisionally reserved by 32 countries together with the European Commission.
Please note that this list is not final: countries and organisations may be added or removed between now and the official launch of the call in September. The list will regularly be updated and published here.
| Country | Funding organisation | Acronym |
| Austria | Fonds zur Förderung der wissenschaftlichen Forschung | FWF |
| Belgium (Wallonia-Brussels) | Fonds de la Recherche Scientifique | FNRS |
| Belgium (Flanders) | Fonds Voor Wetenschappelijk Onderzoek-Vlaanderen | FWO |
| Brazil | Brazilian National Council of State Funding Agencies | CONFAP |
| Bulgaria | Bulgarian National Science Fund | BNSF |
| Czech Republic | Technology Agency of the Czech Republic | TA CR |
| Denmark | Innovation Fund Denmark | IFD |
| Estonia | Ministry of Climate | MoC |
| Estonia | Ministry of Regional Affairs and Agriculture | REM |
| Estonia | Estonian Research Council | ETAG |
| Faroe Islands | The Faroese Research Council | RCFI |
| France | Agence Nationale de la Recherche | ANR |
| Germany (pending) | Forschungszentrum Juelich GmbH (on behalf of the German Federal Ministry of Research, Technology and Space) | PTJ (on behalf of BMFTR) (pending) |
| Germany (pending) | German Research Foundation | DFG (pending) |
| Hungary | Nemzeti Kutatási, Fejlesztési és Innovációs Hivatal | NKFIH |
| Iceland | Icelandic Centre for Research | Rannis |
| Ireland | Environmental Protection Agency | EPA |
| Israel | Ministry of Environmental Protection | MoEP |
| Italy | Autonomous Province of Bolzano/Bozen | BOZEN |
| Latvia | Latvian Council of Science | LZP/LCS |
| Lithuania | Lietuvos mokslo taryba | LMT |
| Moldova | National Agency for Research and Development | NARD |
| Netherlands (the) | Dutch Research Council | NWO |
| Norway | Research Council of Norway | RCN |
| Poland | Narodowe Centrum Nauki | NCN |
| Portugal | Portuguese national funding agency for science, research and technology | FCT |
| Romania | The Executive Agency for Higher Education, Research, Development and Innovation Funding | UEFISCDI |
| Slovakia | Slovak Academy of Sciences | SAS |
| Slovenia | Ministry of Higher Education, Science and Innovation | MVZI |
| South Africa | Department of Science and Innovation | DSI |
| Spain | Agencia Estatal de Investigación | AEI |
| Spain | Fundación Biodiversidad | FB |
| Sweden | The Swedish Research Council for Environment, Agricultural Sciences and Spatial Planning | Formas |
| Sweden | Swedish Environmental Protection Agency | SEPA |
| Sweden | Swedish National Space Agency | SNSA |
| Switzerland | Swiss National Science Foundation | SNSF |
| Taiwan | National Science and Technology Council | NSTC |
| Tunisia | Ministry of Higher Education and Scientific Research | MHESR |
| Türkiye | Türkiye Bilimsel Ve Teknolojik Arastirma Kurumu | TÜBITAK |