1. Alstom S.A.
2. Canadian National Railway Company
3. Canadian Pacific Railway
4. Caterpillar Group
5. Central Japan Railway Company
6. China Railway Group Limited
7. Container Corporation of India Ltd.
8. CRRC Corporation limited
9. CSX Corporation
10. Hitachi Ltd.
11. Kansas City Southern
a Delaware corporation
12. Motive Power Ltd.
13. MTR Corporation Limited
14. National Railroad Passenger Corporation
15. Norfolk Southern Corporation
16. Thales Group
17. Union Pacific Railroad
18. Wabtec Corporation