Rotterdam
| Angola | People’s Movement for the Liberation of Angola (MPLA) |
| Belgium | Socialist Party (SPA) |
| Brazil | Brazilian Socialist Party (PSB) |
| Burkina Faso | Party for Democracy and Progress / Socialist Party (PDP/PS) |
| Cameroun | Social Democratic Front (SDF) |
| Croatia | Social Democratic Party (SDP) |
| Denmark | Social Democratic Party |
| Egypt | Egyptian Social Democratic Party (ESDP) |
| Eritrea | Eritrean People‘s Democratic Party (EPDP) |
| FYR Macedonia | Social Democratic Union of Macedonia (SDUM) |
| Germany | Social Democratic Party of Germany (SPD) |
| Great Britain | Labour Party |
| India | Socialist (Samajwadi) Part |
| India | Association for Democratic Socialism |
| Iran | Democratic Party of Iranian Kurdistan (PDKI) |
| Iran | Komala Party of Iranian Kurdistan (KPIK) |
| Iran | Komala Party of Kurdistan (KPK) |
| Iraq | Patriotic Union of Kurdistan (PUK) |
| Iraq | Kurdistan Socialist Democratic Party (KSDP) |
| Israel | Meretz |
| Italy | Democratic Party (PD) |
| Jordan | Jordanian Social Democratic Party (JSDP) |
| Kenya | Labour Party of Kenya (LPK) |
| Malaysia | Democratic Action Party (DAP) |
| Mexico | Party of Democratic Revolution (PRD) |
| Morocco | Socialist Union of Popular Forces (USFP) |
| Netherlands | Labour Party (PvdA) |
| Norway | Norwegian Labour Party (DNA) |
| Palestine | Palestinian National Initiative (PNI) |
| Philippines | Citizens‘ Action Party (Akbayan) |
| Serbia | Democratic Party (DS) |
| Serbia | Social Democratic Party (SDS) |
| Somalia | Somali Social Unity Party (SSUP) |
| Swaziland | Swazi Democratic Party (SWADEPA) |
| Sweden | Swedish Social Democratic Party (SAP) |
| Tunisia | Democratic Forum for Labour and Freedoms (Ettakatol) |
| Uruguay | Socialist Party of Uruguay (PSU) |
| International Union Of Socialist Youth (IUSY) | |
| Party of European Socialists (PES) | |
| Party of European Socialists Women (PES Women) | |
| S&D Group in the European Parliament | |
| Foundation João Mangabeira | |
| CEE Network | |
| SOLIDAR | |
| SOLIDAR Tunisia Project | |
| Institute for Democracy and Social Progress, Ukraine | |
| Forum for 21st Century Leaders, Armenia | |
| Center of Modern Skills, Serbia |
