| 1 | ALBANIA – TRANSPORT INSTITUTE |
| 2 | DANUBE PORTS |
| 3 | INTERNATIONAL SAVA RIVER BASIN COMMISSION |
| 4 | REGIONAL COOPERATION COUNCIL |
| 5 | SOUTH EAST EUROPE TRANSNATIONAL COOPERATION PROGRAMME |
| 6 | SEETAC |
| 7 | SOUTHEAST EUROPEAN COOPAERATIVE INITIATIVE – SECI |
| 8 | CENTRAL EUROPEAN INITIATIVE – CEI |
| 9 | CROATIA – HYDROGRAPHIC INSTITUTE OF THE REPUBLIC OF CROATIA, SPLIT |
| 10 | WESTERN BALKANS INVESTMENT FRAMEWORK (WBIF) |