1. Ajaks S.A.
2. Anabeeb
3. BASF Catalysts Germany GmbH
4. Cat Tech International Ltd.
5. Catalyst Handling Resources
6. Celtic Vacuum Ltd.
7. Contract Resources
8. CR3 Group
9. Dialog Group Berhad
10. Dickinson Group of Companies
11. Drill & Drop B.V.
12. Group Peeters
13. HCI N.V.
14. Idrojet S.r.l.
15. Joh. Mourik & Co. Holding B.V.
16. Kanooz Industrial Services
17. Maviro Inc.
18. Plant-Tech Industrial Services Limited
19. Prior Industrial Services B.V.
20. REMONDIS SE & Co. KG
21. T.I.M.E. Service GmbH
22. Technivac Ltd.
23. TubeMaster Inc.
24. USA DeBusk
LLC
25. Veolia Environnement S.A.