1. 3M Company
2. BASF SE
3. DST Chemicals
4. Eastman Chemical Company
5. Enviro Tech Inc.
6. Evonik Industries AG
7. Hubbard-Hall
8. Kyzen Corporation
9. Nouryon Chemicals Holding B.V.
10. Quaker Houghton
11. Stepan Company
12. Surtec Chemicals India Pvt. Ltd.
13. The Chemours Company
14. Zavenir Daubert
15. Zet Chemie GmbH