1. British Petroleum
2. DuPont
3. Eastman Chemical
4. Formosa Plastics Chemicals
5. Hanwha General Chemical
6. Hengli Petrochemical
7. Indorama Ventures Public Company
8. INEOS Group Limited
9. JBF Petrochemicals
10. Lotte Chemical Titan Holding Sdn Bhd
11. Mitsubishi Chemical
12. Petkim Petrokimya Holding
13. Reliance Industries
14. SABIC
15. Samsung Petrochemical Co. Ltd.
16. Samyang Corporation
17. Sinopec