1. Ashok Leyland
2. Audi AG
3. Ballard Power Systems Inc.
4. Bloom Energy
5. BMW AG
6. Cummins Inc.
7. Daimler AG
8. Doosan Corporation
9. Ford Motor Company
10. General Motors Company
11. H2X Global
12. Honda Motor Co. Ltd.
13. Hyperion Motors.
14. Hyster-Yale Group Inc.
15. Hyundai Motor Company
16. Kawasaki Heavy Industries Ltd.
17. Mahindra & Mahindra Limited
18. Nikola Corporation
19. Renault Group
20. Rivian Automotive Inc.
21. Tata Motors Limited
22. Toshiba Energy Systems & Solutions Corporation
23. Toyota Motor Corporation
24. Volkswagen Group
25. Volvo Group