1. Royal Dutch Shell plc
2. Castrol Australia Pty Ltd
3. Chevron Australia Downstream Pty Ltd.
4. Penrite Oil Co Pty Ltd.
5. Valvoline Australia Pty Ltd.
6. Caltex Australia Ltd.
7. Total Oil Australia Pty Ltd.
8. Nulon Products Australia Pty Ltd.
9. ExxonMobil Corporation Ltd.
10. Fuchs Lubricants (Australasia) Pty Ltd.