1. ABB Ltd.
2. BMTS Technology GmbH & Co. KG
3. BorgWarner Inc.
4. Continental AG
5. Cummins Inc.
6. Eaton Corporation PLC
7. Garrett Motion Inc.
8. Hartzell Engine Technologies LLC
9. Honeywell International Inc.
10. IHI Corporation
11. Keyyang Precision Co. Ltd.
12. Komatsu Ltd.
13. Magnum Performance Turbos
14. MAHLE FOUNDATION GmbH
15. MAN Energy Solutions SE
16. Mitsubishi Heavy Industries
Ltd.
17. MTU Friedrichshafen GmbH
18. Precision Turbo & Engine by Wabtec Corporation
19. Rotomaster
20. Toyota Industries Corporation
21. Turbo Energy Private Limited