1. Acuro Organics Ltd.
2. Adsorbent Carbons Private Ltd.
3. Bestech Water Treatment Pvt. Ltd
4. Boyce Carbon
5. Cabot Corporation
6. Calgon Carbon Corporation
7. Carbon Activated Corp.
8. CarboTech AC GmbH
9. Chemtex Speciality Limited
10. Ecologix Environmental Systems
LLC
11. Ingevity Corporation
12. Jinan Changxing Plastic Co.
13. Krishna Chemtech
14. Kuraray Co. Ltd.
15. Norit Activated Carbon
16. Oxbow Corporation