1. Aquaporin A/S
2. Aromatec Pte Ltd.
3. BLUE-Tec BV
4. Condorchem Envitech by Enviro Solutions
S.L.
5. Darco Water Technologies Limited
6. Fluid Technology Solutions Inc.
7. Forward Water Technologies Corp.
8. GreenPebble Technologies LLP
9. IDE Water Technologies Ltd.
10. Koch Separation Systems Inc.
11. Lenntech USA LLC
12. Porifera
13. Pure Water Enterprises Pvt. Ltd.
14. TEC Square Solutions Inc.
15. Trevi Systems Inc.