1. ACTenviro
2. Aerbin ApS
3. AMCS Group
4. Automated Waste Systems
LLC
5. AWC Berhad
6. Biffa PLC
7. Casella Waste Systems
8. Caverion Corporation
9. Clean Harbors Inc.
10. Cleanaway Waste Management Limited
11. Covanta Holding Corporation
12. Ecostar Srl
13. Envac Group
14. Green Wave Solutions
15. Logiwaste AB
16. MariMatic Oy
17. ME Universal Engineering & Trading
18. REMONDIS SE & Co. KG
19. Republic Services Inc.
20. Sensoneo
21. SSI SCHAEFER Group
22. STREAM Environment Sdn. Bhd.
23. Veolia Environnement S.A.
24. Waste Management Inc.