1. AccuAir Suspension
2. Air Lift Company
3. Arnott LLC
4. BWI Group
5. Continental AG
6. Cummins Inc.
7. DSC Nederland B.V.
8. Firestone Industrial Products
LLC
9. Hendrickson Holdings
L.L.C.
10. Hendrickson USA
L.L.C.
11. Hitachi
Ltd.
12. HL Mando Corp.
13. Infinity Engineered Products
14. Jamna Auto Industries Limited
15. Link Mfg. Ltd.
16. Magneti Marelli S.p.A.
17. Mando Corporation
18. Meklas Group
19. SAF-HOLLAND SE
20. STEMCO Products Inc.
21. Tenneco Inc.
22. thyssenkrupp AG
23. Universal Air
24. VB-Airsuspension B.V.
25. Vibracoustic SE
26. ZF Friedrichshafen AG