1. Alstom SA
2. Construcciones y Auxiliar de Ferrocarriles
S.A.
3. Eurotech S.p.A.
4. Greenbrier Co by S.C. AstraRail Industries S.A.
5. Hitachi
Ltd.
6. HUGHES & HUGHES CHEM LIMITED
7. Hyundai Motor Group
8. Ricardo PLC
9. Siemens AG
10. Stadler Rail AG
11. Talgo
12. Toshiba Infrastructure Systems & Solutions Corporation
13. Tracsis PLC
14. Trinity Industries Inc.
15. Unipart Rail Limited
16. Wabtec Corporation