1. Denso Corporation
2. Engineered Machined Products Inc.
3. Flexbimec International Srl
4. Hitachi
Ltd.
5. Johnson Electric Holdings Limited
6. LG Innotek
7. Magna International Inc.
8. Magneti Marelli After Market Parts and Services S.p.A.
9. Mahle GmbH
10. Mikuni Corporation
11. Mitsubishi Electric Corporation
12. Nidec Corporation
13. Rheinmetall AG
14. Robert Bosch GmbH
15. SHW AG
16. Valeo
17. ZF Friedrichshafen AG