| NREN/Organisation | No. of participants |
|---|
| 1 | ARNES - Slovenia | 3 |
| 2 | CARNET - Croatia | 5 |
| 3 | CERN - Switzerland | 2 |
| 4 | CYNET - Cyprus | 6 |
| 5 | DFN - Germany | 8* |
| 6 | DTU - Denmark | 1 |
| 7 | FAU - Germany | 2 |
| 8 | Feide - Norway | 1 |
| 9 | Fundacio i2CAT - Spain | 2 |
| 10 | GARR - Italy | 2 |
| 11 | GÉANT - UK/Netherlands* | 20 |
| 12 | GRNET - Greece | 3 |
| 13 | HEANET - Ireland | 1 |
| 14 | KIFU - Hungary | 2 |
| 15 | Lancaster University - UK | 1 |
| 16 | LITNET - Lithuania | 2 |
| 17 | LRZ - Germany | 4 |
| 18 | Masarykova univerzita - Czechia | 2 |
| 19 | MoRENet - USA | 1 |
| 20 | National Institute of Electronic Government - Spain | 1 |
| 21 | NCERT - India | 1 |
| 22 | PSNC - Poland | 43 |
| 23 | RASH - Albania | 3 |
| 24 | RENATER - France | 1 |
| 25 | Restena - Luxembourg | 1 |
| 26 | Sikt - Norway | 1 |
| 27 | St. Cyril and Methodius University in Skopje - North Macedonia | 1 |
| 28 | Stockholm University - Sweden | 3 |
| 29 | SUNET - Sweden | 2 |
| 30 | Széchenyi István University - Hungary | 1 |
| 31 | Uninett - Norway | 4 |
| 32 | University St. Kliment Ohridski Bitola - North Macedonia | 1 |
| 33 | UoB/AMRES - Serbia | 7 |
| 34 | UPES - India | 1 |
| 35 | WACREN - West and Central Africa | 2 |
| 36 | ASNET-AM - Armenia | 1 |
| 37 | TOTAL | 142 |
