1. A.J. Dralle Inc.
2. A.L Group Ltd.
3. ADR Group
4. AEN Industries Inc.
5. Ahlstrom-Munksjo Oyj
6. Airmatic Filterbau GmbH
7. Alco Filters
8. APC Filtration Inc.
9. Australian Automotive Distribution
10. B&S Group
11. Baltic Filter JSC
12. Branded Filters
13. Clarcor Inc. by Parker Hannifin Corp.
14. Cummins Inc.
15. Dale Filter Systems Pvt. Ltd.
16. Donaldson Company Inc.
17. Elofic Industries Limited
18. EuroGIELLE S.r.l.
19. Fildex Filters Canada Corporation
20. Filters Plus
21. Filtrak BrandT GmbH
22. Filtration Technology Corporation
23. Freudenberg Filtration Technologies GmbH & Co. KG
24. Hengst SE
25. Hollingsworth & Vose Company
26. Inzin
27. K&N Engineering Inc.
28. Lucas TVS Limited
29. Luman Automotive Systems (P) Ltd.
30. Lydall Inc. by Unifrax
31. Mahle GmbH
32. MANN+HUMMEL International GmbH & Co. KG
33. Micro Auto Filters Pty Ltd.
34. Motion Industries Inc. by Genuine Parts Company
35. MZW Motor
36. Nakshatra Emissions and Automotive Solutions Hub
37. Naveen Filters Private Limited
38. Paudel Enterprises
39. Robert Bosch GmbH
40. Ryco Group Pty Ltd.
41. Sakura Filters Australia
42. Sogefi S.p.A.
43. Spark Minda Group
44. Steelbird International
45. The Toyota Group
46. UFI Filters
47. Valeo
48. YBM Group China Co. Ltd.
49. Zenith Filters
50. Zip Filters