1. Baker Hughes Company
2. Calumet Specialty Products Partners
L.P.
3. China Petrochemical Corporation
4. COMPA??A ESPA?OLA DE PETR?LEOS
S.A.
5. Exxon Mobil Corporation
6. Gandhar Oil Refinery (India) Limited
7. HCI Wax
8. HF Sinclair Corporation
9. Numaligarh Refinery Limited
10. Petrobras
11. PJSC LUKOIL
12. Sasol Limited
13. Shell Plc
14. The Blayson Group Ltd.
15. The International Group Inc.