| Delegation | City |
|---|---|
| 2 SLO Jasienica High School | Warszawa |
| Ayazağa Işık Lisesi - Fen Lisesi | MASLAK-SARIYER |
| CAGDAS ONCU SCHOOLS | Bursa |
| Dronfield Henry Fanshawe School | Dronfield |
| Eötvös József Secondary School | Budapest |
| Europa2000 | Budapest |
| European School Munich | Munich |
| Evolution International school | Cairo |
| Farnesina Secondary School | Roma |
| Fazekas Mihály Secondary School | Budapest |
| Gimnazija Bežigrad | Ljubljana |
| II. gimnazija Maribor | Maribor |
| Institut Notre-Dame | Saint-Germain-en-Laye |
| Karinthy Frigyes Secondary School | Budapest |
| Lauder Javne Iskola | Budapest |
| Lycée Français Gustave Eiffel de Budapest | Budapest |
| Lycée PHILIPPINE DUCHESNE | CORENC |
| Manara School | El Gouna |
| Mihai Viteazul National College | Bucharest |
| Milestone Institute | Budapest |
| Montessori Zentrum Angell | Freiburg |
| Óbudai Gimnázium | Budapest |
| Özel Tan Eğitim Öğretim Kurumları | Bursa |
| Prva privatna gimnazija s pravom javnosti Varaždin | Varaždin |
| Radnóti Miklós Experimental High School in Szeged | Szeged |
| Rysensteen Gymnasium | Copenhagen |
| The Sezin School | Istanbul |