1. 2G Energy Inc.
2. AAT wastewater and waste technology GmbH
3. Air Science USA LLC
4. Atmos Power Pvt. Ltd.
5. Bio Energy (Shanghai) Co. Ltd.
6. Bright Renewables B.V.
7. CarboTech AC GmbH
8. Clarke Energy
9. Condorchem Enviro Solutions
10. DMT Clear Gas Solutions
LLC
11. Ennox Biogas Technology GmbH
12. EnviTec Biogas AG
13. Greenlane Renewables
14. Greenlane Renewables Inc.
15. GTS di C. Neviani & C. Snc
16. Hitachi Zosen Inova AG
17. Ivys Adsorption Inc.
18. L’AIR LIQUIDE S.A.
19. MalmbergGruppen AB
20. Morrow Renewables
21. NeoZeo AB
22. Pentair PLC
23. Prodeval
24. QED Environmental Systems Ltd.
25. Suomen Biovoima Oy
26. W?rtsil? Corporation