1. Aisin Corporation
2. Aptiv PLC
3. Atlas Copco AB
4. BorgWarner Inc.
5. Carter Fuel Systems
6. Concentric AB
7. Cummins Inc.
8. DENSO Corporation
9. Grundfos Holding A/S
10. Hella KGaA Hueck & Co.
11. Hitachi Astemo
Ltd.
12. Infineon Technologies AG
13. Johnson Electric Holdings Limited
14. KSB SE & Co. KGaA
15. Magna International Inc.
16. Magneti Marelli S.p.A.
17. MAHLE GmbH
18. Mikuni Corporation
19. Mitsubishi Electric Corporation
20. Pricol Limited
21. Rheinmetall AG
22. Robert Bosch GmbH
23. SHW AG
24. Ti Fluid Systems
25. Valeo SA
26. ZF Friedrichshafen AG