- Bharat Petroleum Corp. Ltd
- BP PLC
- Caltex Australia Group
- Chevron Corp.
- China National Petroleum Corp. (Petrochina)
- China Petrochemical Corp. (SINOPEC Group)
- ExxonMobil Corporation
- Fuchs Petrolub SE
- Gazpromneft - Lubricants Ltd
- Gulf Oil Lubricants India Ltd
- Hindustan Petroleum Corp. Ltd
- Idemitsu Kosan Co. Ltd
- Indian Oil Corp. Ltd
- JXTG Nippon Oil & Energy Corporation
- LukOil
- Motul
- Petrobras
- PETRONAS Lubricants International
- Phillips 66 Lubricants
- PT Pertamina
- Repsol
- Royal Dutch Shell
- SK Lubricants Co. Ltd
- Tide Water Oil Co. (India) Ltd (Veedol International Ltd)
- Total SA
- Valvoline Inc.