Exxon Mobil Corporation
Shell plc.
PetroChina Company Limited
BP Plc
CNOOC Limited
Indian Oil Corporation Limited
Idemitsu Kosan Co. Ltd.
OAO Gazprom
PJSC Rosneft Oil Company
TotalEnergies S.E.
Engie SA
Vermilion Energy Inc
Wintershall Dea AG
Eni S.p.A
Saras SpA
JX Nippon Oil & Gas Exploration Corp
BHP
Suncor Energy Inc.
Cenovus Energy Inc.
China National Petroleum Corporation
GasTerra B.V.
Naturgy Energy Group SA
Repsol
S.A.
Compania Espanola de Petroleos SAU
Chevron Corporation
ConocoPhillips