Participating Institutions and Principal Investigators;
In column Status, GOV stands for "Governmental" and PC for Public Company.
| No. | Short | Full Name | City/Country | Status | Principal Investigator |
|---|---|---|---|---|---|
| 1 | NMA | Norwegian Mapping Authority (Statens kartverk) | Hønefoss, Norway | GOV | Bente Lilja Bye |
| 2 | KMS | Danish National Space Center, Department of Geodesy (Kort- og Matrikelstyrelsen before 2005) | Copenhagen, Denmark | GOV | Per Knudsen |
| 3 | NERC-POL | NERC Proudman Oceanographic Laboratory | Birkenhead, U.K. | GOV | Simon William |
| 4 | UNOTT | University of Nottingham, Institute of Engineering Surveying and Space Geodesy | Nottingham, U.K. | GOV | Richard Bingley |
| 5 | IEO | Spanish Institute of Oceanography | Madrid, Spain | GOV | Maria Jesus Garcia |
| 6 | PE | Puerto del Estado | Madrid, Spain | PC | Begona Perez Gomez |
| 7 | ROA | Royal Naval Observatory of Spain | Cadiz, Spain | GOV | Jose Martin Davila |
| 8 | UIB | Institut Mediterrani d'Estudis Avanóats | Esporles, Mallorca, Spain | GOV | Damilà Gomis |
| 9 | GCM | General Command of Mapping | Ankara/Turkey | GOV | M.Emin Ayhan |
| 10 | EARS | Environmental Agency of the Republic of Slovenia | Ljubljana, Slovenia | GOV | Igor Strojan |
| 11 | IMGW | Institute of Meteorology and Water Management- Maritime Branch | Gdynia, Poland | GOV | Marzenna Sztrobryn |
| 12 | HHI | Hydrographic Institute of the Republic of Croatia | Split/Croatia | GOV | Nenad Domijan |
| 13 | PMF | Andrija Mohorovicic Geophysical Institute (AMGI), Faculty of Science, University of Zagreb | Zagreb, Croatia | GOV | Mirko Orlic |
| 14 | TUD | Institute of Physical Geodesy, University of Technology Darmstadt, | Darmstadt, Germany | GOV | Erwin Groten |
| 15 | GI | Geodetic Institute of Vilnius Gediminas Technical University | Vilnius, Lithuania | GOV | Eimuntas Parseliunas |
| 16 | UPC | Universidad Politécnica de Cataluña | Barcelona, Spain | GOV | Juan Jose Martinez-Benjamin |
| 17 | HNHS | Oceanography Division of HNHS | Athens, Greece | GOV | Athanasios Mavraeidopoulos |
| 18 | IOLR | Israel Oceanographic and Limnological Research | Haifa, Israel | GOV | Dov Rosen |
| 19 | NERC | Southhampton Oceanography Centre, James Rennell Division | Southampton, UK | GOV | Michael Tsimplis |
| 20 | SRC | Space Research centre, Polish Academy of Science | Warszawa, Poland | GOV | Ryszard Zdunek |
| 21 | CNR-ISMAR-TS | CNR, Istituto di Scienze Marine Sezione di Trieste | Trieste, Italy | GOV | Fabio Raicich |