Members













Membership | Paid 2024/2025 membership | Paid 2025/2026 annual payment | |
BP | Full | Yes | – |
Chevron | Full | Yes | – |
ConocoPhillips | Full | Yes | Yes |
Diamondback Energy | Full | Yes | Yes |
Eni | Full | Yes | – |
ExxonMobil | Full | Yes | – |
Hess Corp | Full | Yes | – |
Occidental | Full | Yes | – |
Petrobras | Full | Yes | Yes |
Shell | Full | Yes | – |
Woodside | Full | Yes | – |