1. B J Spring Ltd.
2. Dorman Products Inc.
3. EATON Detroit Spring Inc.
4. EMCO Industries
LLC
5. Henan Changtong High tech Co. Ltd.
6. Hendrickson Holdings
L.L.C.
7. Jamna Auto Industries Limited
8. Mitsubishi Steel Mfg. Co. Ltd.
9. Mubea Inc.
10. NHK Spring Co. Ltd
11. Olgun Celik A.S
12. Owen Springs Ltd.
13. Rassini
14. SGL Group
15. SOGEFI Group