1. Adinath Chemicals
2. Apar Industries Limited
3. Behran Oil Company
4. Chevron Corporation
5. Cross Oil
6. EaglePetrochem.com Inc.
7. Eni Deutschland GmbH
8. Ergon Inc.
9. Exxon Mobil Corporation
10. Farabi Petrochemicals Company
11. GP Petroleums Ltd.
12. H&R Group
13. Hindustan Petroleum Corporation Limited
14. Idemitsu Kosan Co. Ltd.
15. Iranol
16. Japan Sun Oil Company
Ltd.
17. Lodha Chem
18. Lukoil
19. Nynas AB
20. Panama Petrochem Ltd.
21. Phillips 66 Company
22. Repsol
S.A.
23. Royal Dutch Shell
24. Shell PLC
25. Shree Sai Chemicals
26. Sinopec Group
27. Taurus Petroleums Pvt. Ltd.
28. TotalEnergies
29. Vinayak Oil
30. Witmans Industries Pvt. Ltd.