All links of Operating Companies

OMV OilOMV Oil
Saudi AramcoSaudi Aramco
TotalFinaElf.comTotalFinaElf.com
Royal Dutch/Shell GroupRoyal Dutch/Shell Group
ConocoPhillipsConocoPhillips
Williams Energy ServicesWilliams Energy Services
Apache EnergyApache Energy
Marathon Oil CompanyMarathon Oil Company
BG GroupBG Group
PetroChinaPetroChina
Texaco Inc.Texaco Inc.
RompetrolRompetrol
Sunoco, Inc.Sunoco, Inc.
Amerada Hess CorporationAmerada Hess Corporation
Imperial OilImperial Oil
Sahara GroupSahara Group
El Paso CorporationEl Paso Corporation
YPF Sociedad AnonimaYPF Sociedad Anonima
ExxonMobilExxonMobil
Citgo PetroleumCitgo Petroleum
Valero Energy Corp.Valero Energy Corp.
BP GlobalBP Global
Chevron Corp.Chevron Corp.
Sinclair Oil CorporationSinclair Oil Corporation
TamoilTamoil
Coastal EnergyCoastal Energy
ZPL Energy LLCZPL Energy LLC
Murphy Oil Corp.Murphy Oil Corp.
Husky Energy Inc.Husky Energy Inc.
Vietnam Oil and Gas CorporationVietnam Oil and Gas Corporation

Operating Companies related site: