| 1 (CO) |
UIC |
UIC |
FR |
| 2 |
Network Rail Infrastructure Limited |
NR |
UK |
| 3 |
COWI |
COWI |
DK |
| 4 |
University of Surrey |
Surrey |
UK |
| 5 |
TWI |
TWI |
UK |
| 6 |
University of Minho |
UMINHO |
PT |
| 7 |
Luleå tekniska universitet |
LTU |
SE |
| 8 |
Deutsche Bahn AG |
DB |
DE |
| 9 |
MÁV Magyar Államvasutak Zrt |
MAV |
HU |
| 10 |
Universitat Politècnica de Catalunya |
UPC |
ES |
| 11 |
Graz University of Technology |
TUGraz |
AT |
| 12 |
TCDD |
TCDD |
TR |
| 13 |
DAMILL AB |
DAMILL |
SE |
| 14 |
COMSA EMTE |
COMSA |
ES |
| 15 |
TRAFIKVERKET |
TrV |
SE |
| 16 |
CEREMA |
CEREMA |
FR |
| 17 |
ARTTIC |
ARTTIC |
FR |
| 18 |
Skanska a.s |
SKANSKA |
CZ |
| 19 |
Sinclair Knight Merz |
SKM |
AU |