Listas das Principais Empresas da Indústria de Petróleo

• Aker Solutions
• Amerada Hess
• Anadarko
• Aurizônia Petróleo
• Baker Hughes
• BG Brasil
• BHP Billiton
• BJ Services
• BP do Brasil
• Braskem
• Camerom
• CGG Veritas
• Chemtech
• Chevron
• Conoco Philips
• Devon
• El Paso
• Engepet
• Expro
• Exxon Mobil
• FMC
• Galp Energia
• Halliburton
• HRT
• Ipiranga
• Maersk
• Modec
• Nord Oil and Gas
• Norse Energy do Brasil
• NOV
• Odebrecht
• OGX
• Petrobras
• Petrorecôncavo
• Petroserv
• Pride International
• Queiroz Galvão
• Repsol
• San Antonio Internacional
• Schlumberger
• Seawell
• Shell
• Silver Marlin
• Smith Internacional
• Starfish Oil & Gas
• Statoil
• Subsea 7
• Technip
• Total E&P do Brasil
• Transocean
• UTC Engenharia
• Weatherford