| Delegation | City |
|---|---|
| American International School of Budapest | Nagykovacsi |
| Athénée de Luxembourg | Luxembourg |
| Budapesti Fazekas Mihály Gyakorló Általános Iskola és Gimnázium | Budapest |
| Bursa Final Anatolian & Science High Schools | Bursa |
| Canadian International School of Egypt | Cairo |
| ELTE Radnóti Miklós High School | Budapest |
| Eötvös József Secondary School | Budapest |
| FMV Ozel Ayazaga Isik ve Fen Lisesi | Istanbul |
| Gelisim Koleji | Izmir |
| German Embassy School in Teheran, Iran (Deutsche Botschaftsschule Teheran) | Teheran |
| Gimnazija Bežigrad | Ljubljana |
| Goldberg-Gymnasium Sindelfingen | Sindelfingen |
| Hans Selye Secondary Grammar School | Komárno |
| International School of Dakar | Dakar |
| ITU Ekrem Elginkan High School | İstanbul |
| Karinthy Frigyes Gimnázium | Budapest |
| Kölcsey Ferenc Secondary School | Budapest |
| Lauder Javne School | Budapest |
| Liceo Manara Lyceum High School Rome | Rome |
| Lycée Maurice Ravel | Paris |
| Mihai Viteazul National College | Bucharest |
| Milestone Institute | Budapest |
| Munabe School | Bilbao |
| Nermin Ismail International Schools | Cairo |
| Private Bilfen Çayyolu High Schools | Ankara |
| Private Tan High School | Bursa |
| Privatna umjetnicka gimnazija - Private High School for Arts | Zagreb |
| Sezin School | Istanbul |
| Werkplaats Kindergemeenschap | Bilthoven |