1. Arya Chem Inc.
2. Baker Hughes Holdings LLC
3. BASF SE
4. COSCHEM CO. LTD.
5. Formosa Plastics Corporation
6. Honeywell International Inc.
7. Innospec Inc.
8. Lion Chemtech Co. Ltd.
9. LyondellBasell Industries N.V.
10. Marcus Oil & Chemicals Private Ltd.
11. Mitsui Chemicals Inc.
12. Sanyo Chemical Industries Ltd.
13. SCG Chemicals Public Company Limited
14. The Dow Chemical Company
15. The International Group Inc.
16. The Lubrizol Corporation
17. Trecora Resources