COSMAG is an M-ERA.NET project. Each partner is funded by a local funding agency as shown below. TUC is an associated partner and therefore does not recieve funding.
| Partner | Funding Agency | Country | |
| IMDEA Nanociencia | MICINN-AEI | Spain | |
| Leibniz IFW Dresden | SMWK | Germany | |
| IPSAS | Dept. of Intl. Cooperation, SAS | Slovakia | |
| IMA S.L.U. | None (participation with own resources) | Spain |