Aramco
Nigerian National Petroleum Company
Angola
Hess Corporation
Kuwait Petroleum Corporation
Nigerian Midstream and Downstream Petroleum Regulatory Authority
Nigerian Upstream Petroleum Regulatory Commission
Oando
OMV
ADNOC
African Energy Chamber
Crescent Petroleum
Nigerian Content Development and Monitoring Board
Oriental Energy Resources Limited
Petroleum Technology Development Fund
The Oil Marketing Company (SOMO)
TotalEnergies
PETRONAS
Sonatrach