1. Amec Foster Wheeler Plc (Acquired By Wood Group)
2. Babcock & Wilcox Enterprises Inc
3. C&G Environmental Protection Holding Ltd
4. China Everbright International Ltd
5. Covanta Holding Corporation
6. Green Conversion Systems Inc
7. Hitachi Zosen Corporation
8. Keppel Seghers
9. Mitsubishi Heavy Industries Ltd
10. Plasco Conversion Systems (Acquired By Rmb Advisory Services)
11. Suez Environment Company
12. Veolia Environnement S.A.
13. Waste Management Inc
14. Wheelabrator Technologies Inc (Acquired By Macquarie Infrastructure Partners)
15. Xcel Energy Inc
16. Bta International Gmbh
17. Martin Gmbh
18. Mvv Energie Ag