| Name | ITU-R | ITU-T | ITU-D | Categories |
| Ministry of the Sea, Transport and Infrastructure, ZAGREB | ADMIN | |||
| Croatian Regulatory Authority for Network Industries (HAKOM), ZAGREB | ADMIN RELATED / REGULATOR |
Academia
| Name | Category |
| Faculty of Maritime Studies, University of Rijeka, Rijeka | UNIVERS,RSRCH |
| University of Zagreb Faculty of Electrical Engineering and Computing, ZAGREB | UNIVERS,RSRCH |