Operators:Offshore British Sunoil | DEO Petroleum | Iranian Oil Company | NP Solent | Zeus Petroleum | Arco British | Enegi | Egon | Summit Petroleum | BHP Billiton | OK Energy | Suncor | Serica | Bridge Energy | Carrizo Oil and Gas | Idemitsu Petroleum | Veritas Petroleum | First Oil | PA resource north sea | Molgrowest | IGAS energy | Antrim Resources | Infrastrata | EOG resources | Perenco | Hansa Hydrocarbons | CNR | BG
| Statoil | Talisman | Nexen | Ithaca | ENQUEST | GDF Suez | OMV | Maersk | Apache | Faroe Petroleum | Norwegian Energy Company | DONG | Fairfield | Sterling Resources | Parkmead | Conoco Phillips | BP | Total | Centrica | Shell | Chevron | Alpha Petroleum | Burlington Resources | E.ON | Endeavour | JX Nippon | ELF Exploration | Wintershall Noordzee | DANA Petroleum | Premier Oil | Tullow | TAQA Bratani | RWE DEA | MPX North Sea | Aurora Production | Marathon | Sendero Petroleum | Britoil | Iona Energy | Hess | Chrysaor CNS | Hurricane Energy | ENI | Hydrocarbon Resources | Trap Oil | Providence Resources | Xcite Energy | Nautical Petroleum | Enterprise Oil | Burgate | Ardent Oil | Stavanger Petroleum | Swift Exploration | 4 GEN Energy | Independent Oil and Gas | Encounter Oil | UPB | Calenergy Gas | GTO | Jetex Petroleum | Nebula Resources | Aberdeen PE Consultants | Island Gas | Bayern Gas | |
Onshore Viking | Caythorpe | Igas | CE | Biogas | Cuedrilla | Key | Perenco | Dart | Europa | Alkane | Egdon | Scottish | Humbly Gas Storage | Seven Sea | Altaquest | Blackland Park | Onshore | Cirque | Northern | Courage | Adamo | UK Gas | Harworth | Wingas | Magellan | Reach | Aurora | Celtique | Rathlin | Low | Newton | Coastal | Fairfax | UK Methane | Sonorex | NWE | Northdown | Midmar | Caithness | Moorland | |
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