1. AFI Group
2. Alamo Group
3. Amphitec b.v.
4. Amthor International
5. CAPPELLOTTO SpA
6. Chengli Special Automobile Co. Ltd.
7. CSCTRUCK Limited
8. DISAB Vacuum Technology AB
9. ECOMAT FABRICACI?N DE EQUIPOS
S.L.
10. FS Solutions Inc.
11. GapVax Inc.
12. Gear Equipment Inc
13. Guzzler Manufacturing by Federal Signal Corporation
14. Hi-Vac Corporation
15. Hubei Dong Runze Special Vehicle Equipment Co. Ltd.
16. Kam-Avida Enviro Engineers Pvt. Ltd.
17. Kanematsu Engineering Co. Ltd.
18. Keith Huber Corporation
19. KOKS Group bv
20. Ledwell
21. Presvac Systems Limited
22. Sewer Equipment
23. Supervac
24. Transway Systems Inc.
25. Vac-Con Inc.
26. Vactor Inc.
27. Vacvator
28. Vermeer Corporation
29. Wabash Mfg. Inc.