- UCOL – University of Cologne (Germany)
- CU – Cambridge University (United Kingdom)
- CUP – Charles University Prague (Czech Rep.)
- ELIAMEP – Hellenic Foundation for European and Foreign Policy (Greece)
- ETHZ – ETH Zurich (Switzerland)
- FIIA – The Finnish Institute of International Affairs (Finland)
- HU – HU Berlin (Germany)
- IEP – Institut für Europäische Politik (Germany)
- SCIENCESPO – Sciences Po Grenoble (France)
- LUX – University of Luxembourg (Luxembourg)
- MU – Maastrich University (Netherlands)
- SU – Sabanci University (Turkey)
- UCD – University College Dublin (Ireland)
- VU – Vilnius University (Lithuania)
- WVPU – Webster University Vienna (Austria)
- ARENA – Centre for European Studies of Oslo (Norway)
- AUC – The American University in Cairo (Egypt)
- CIDOB – Barcelona Centre for International Affairs (Spain)
- CRPE – Romanian Centre for European Policies (Romania)
- DIIS – Dansk Institut for Internationale Studies (Denmark)
- IAI – Istituto Affari Internazionali (Italy)
- IESIR – Comenius University Bratislava (Slovakia)
- IIA – University of Iceland (Iceland)
- GFSIS – Georgian Foundation for International Studies (Georgia)
- IMO – IRMO Zagreb (Croatia)
- IWE – Institute for World Economic (Hungary)
- LIIA – Latvian Institute for International Affairs (Latvia)
- MERI – Middle East Research Institute (Iraq)
- METU – Middle East Technical University (Turkey)
- Plovdiv University (Bulgaria)
- SIIA – Swedish Institute for International Affairs (Sweden)
- TAU – Turkish-German University (Turkey)
- TEL – Tel Aviv University (Israel)
- UC – University of Nicosia (Cyprus)
- UL – University of Ljubljana (Slovenia)
- UNL – Universidade Nova de Lisboa (Portugal)
- UOM – University of Malta (Malta)
- UT – University of Tartu (Estonia)
- KU – Koc University (Turkey)
- COE – College of Europe, Natolin Campus (Belgium/Poland)