Block / Subarea | Licence | Operator | Operator's Group | Equity Holder | Equity Holder's Group | Interest |
16/3a ALL | P108 | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 10.5 |
| | | | SPIRIT ENERGY RESOURCES LIMITED | SPIRIT ENERGY | 13.33 |
| | | | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | 69.5 |
| | | | TAQA BRATANI LNS LIMITED | TAQA EUROPA B.V. | 6.67 |
|
16/3b ALL | P313 | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 5.40541 |
| | | | SPIRIT ENERGY RESOURCES LIMITED | SPIRIT ENERGY | 6.75676 |
| | | | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | 83.78378 |
| | | | TAQA BRATANI LNS LIMITED | TAQA EUROPA B.V. | 4.05405 |
|
16/3c ALL | P313 | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 5.40541 |
| | | | SPIRIT ENERGY RESOURCES LIMITED | SPIRIT ENERGY | 6.75676 |
| | | | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | 83.78378 |
| | | | TAQA BRATANI LNS LIMITED | TAQA EUROPA B.V. | 4.05405 |
|
16/6a ALL | P205 | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | ROCKROSE UKCS4 LIMITED | ROCKROSE ENERGY | 0 |
| | | | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | 80 |
| | | | TAQA BRATANI LNS LIMITED | TAQA EUROPA B.V. | 20 |
|
16/7a ALL | P108 | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 10.5 |
| | | | SPIRIT ENERGY RESOURCES LIMITED | SPIRIT ENERGY | 13.33 |
| | | | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | 69.5 |
| | | | TAQA BRATANI LNS LIMITED | TAQA EUROPA B.V. | 6.67 |
|
16/7b BRAE
 | P340 | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 10.5 |
| | | | SPIRIT ENERGY RESOURCES LIMITED | SPIRIT ENERGY | 13.33 |
| | | | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | 69.5 |
| | | | TAQA BRATANI LNS LIMITED | TAQA EUROPA B.V. | 6.67 |
|
16/7c BRAE
 | P340 | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 10.5 |
| | | | SPIRIT ENERGY RESOURCES LIMITED | SPIRIT ENERGY | 13.33 |
| | | | TAQA BRATANI LIMITED | TAQA EUROPA B.V. | 69.5 |
| | | | TAQA BRATANI LNS LIMITED | TAQA EUROPA B.V. | 6.67 |
|
16/8a ALL | P295 | SHELL U.K. LIMITED | SHELL PLC | NEO ENERGY NATURAL RESOURCES LIMITED | NEO ENERGY GROUP | 50 |
| | | | SHELL U.K. LIMITED | SHELL PLC | 50 |
|
16/8b ALL | P2610 | NO OPERATOR | NO OPERATOR | EQUINOR UK LIMITED | EQUINOR ASA | 50 |
| | | | FINDER ENERGY UK LIMITED | FINDER ENERGY PTY | 50 |
|
16/12a CENTRAL
 | P212 | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | 100 |
|
16/12a REST N
 | P212 | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | 100 |
|
16/12a REST SE
 | P212 | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | 100 |
|
16/12a REST SW
 | P212 | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | 100 |
|
16/12a SOUTH
 | P212 | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | SPIRIT ENERGY NORTH SEA OIL LIMITED | SPIRIT ENERGY | 100 |
|
16/13a ALL | P219 | BRIDGE PETROLEUM 3 LIMITED | BRIDGE PETROLEUM GROUP | BRIDGE PETROLEUM 3 LIMITED | BRIDGE PETROLEUM GROUP | 38.1818 |
| | | | DANA PETROLEUM (BVUK) LIMITED | DANA PETROLEUM LIMITED | 31.5152 |
| | | | DNO NORTH SEA (ROGB) LIMITED | DNO NORTH SEA | 18.1818 |
| | | | WALDORF PRODUCTION UK PLC | WALDORF PRODUCTION | 12.1212 |
|
16/13b ALL | P2611 | EQUINOR UK LIMITED | EQUINOR ASA | EQUINOR UK LIMITED | EQUINOR ASA | 100 |
|
16/13c ALL | P2610 | NO OPERATOR | NO OPERATOR | EQUINOR UK LIMITED | EQUINOR ASA | 50 |
| | | | FINDER ENERGY UK LIMITED | FINDER ENERGY PTY | 50 |
|
16/17a ALL | P225 | CNR INTERNATIONAL (U.K.) LIMITED | CNR INTERNATIONAL | CNR INTERNATIONAL (U.K.) LIMITED | CNR INTERNATIONAL | 100 |
|
16/18a ALL | P312 | EQUINOR UK LIMITED | EQUINOR ASA | EQUINOR UK LIMITED | EQUINOR ASA | 100 |
|
16/21a BALMO
 | P201 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 85 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 15 |
|
16/21a REST
 | P201 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 85 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 15 |
|
16/21a STIRL
 | P201 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 85 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 15 |
|
16/21b BALM
 | P344 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 44.2 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 15.8 |
| | | | ROCKROSE UKCS4 LIMITED | ROCKROSE ENERGY | 40 |
|
16/21b REST
 | P344 | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 60 |
| | | | ROCKROSE UKCS4 LIMITED | ROCKROSE ENERGY | 40 |
|
16/21c REST
 | P344 | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 60 |
| | | | ROCKROSE UKCS4 LIMITED | ROCKROSE ENERGY | 40 |
|
16/21c STIR
 | P344 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 44.2 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 15.8 |
| | | | ROCKROSE UKCS4 LIMITED | ROCKROSE ENERGY | 40 |
|
16/21d A
 | P201 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 100 |
|
16/21d BALMO
 | P201 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 85 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 15 |
|
16/21d REST
 | P201 | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL E&P UK LIMITED | HARBOUR ENERGY PLC | 85 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 15 |
|
16/22a REST
 | P240 | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 21.9203 |
| | | | REPSOL BETA LIMITED | REPSOL RESOURCES UK | 7.0841 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 29.895 |
| | | | ROCKROSE UKCS4 LIMITED | ROCKROSE ENERGY | 41.1006 |
|
16/22b ALL | P2638 | NO OPERATOR | NO OPERATOR | ITHACA EF LIMITED | ITHACA ENERGY | 100 |
|
16/23a ARUNDEL
 | P103 | ARCO BRITISH LIMITED, LLC | BP EXPLORATION | ARCO BRITISH LIMITED, LLC | BP EXPLORATION | 80 |
| | | | BRITOIL LIMITED | BP EXPLORATION | 20 |
|
16/23a SOUTH
 | P103 | ARCO BRITISH LIMITED, LLC | BP EXPLORATION | ARCO BRITISH LIMITED, LLC | BP EXPLORATION | 80 |
| | | | BRITOIL LIMITED | BP EXPLORATION | 20 |
|
16/23c E
 | P103 | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | 100 |
|
16/23c SOUTH
 | P103 | ARCO BRITISH LIMITED, LLC | BP EXPLORATION | ARCO BRITISH LIMITED, LLC | BP EXPLORATION | 80 |
| | | | BRITOIL LIMITED | BP EXPLORATION | 20 |
|
16/24a ALL | P1777 | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | 100 |
|
16/26a A-ALB
 | P213 | ITHACA OIL AND GAS LIMITED | ITHACA ENERGY | ENQUEST HEATHER LIMITED | ENQUEST PLC | 8 |
| | | | EQUINOR UK LIMITED | EQUINOR ASA | 0 |
| | | | ITHACA OIL AND GAS LIMITED | ITHACA ENERGY | 36.66665 |
| | | | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 17 |
| | | | SPIRIT ENERGY RESOURCES LIMITED | SPIRIT ENERGY | 12.65 |
| | | | WALDORF PRODUCTION UK PLC | WALDORF PRODUCTION | 25.68335 |
|
16/26a B-BRI
 | P213 | ITHACA MA LIMITED | ITHACA ENERGY | CHRYSAOR (U.K.) THETA LIMITED | HARBOUR ENERGY PLC | 11.75 |
| | | | CHRYSAOR PETROLEUM COMPANY U.K. LIMITED | HARBOUR ENERGY PLC | 2.8543 |
| | | | CHRYSAOR PRODUCTION (U.K.) LIMITED | HARBOUR ENERGY PLC | 40.18335 |
| | | | ITHACA MA LIMITED | ITHACA ENERGY | 33.16665 |
| | | | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 12.0457 |
|
16/26a C-10K
 | P213 | ITHACA OIL AND GAS LIMITED | ITHACA ENERGY | ARCO BRITISH LIMITED, LLC | BP EXPLORATION | 15.5 |
| | | | CHRYSAOR (U.K.) THETA LIMITED | HARBOUR ENERGY PLC | 11.75 |
| | | | CHRYSAOR PETROLEUM LIMITED | HARBOUR ENERGY PLC | 2.35 |
| | | | CHRYSAOR PRODUCTION (U.K.) LIMITED | HARBOUR ENERGY PLC | 8.65 |
| | | | ENQUEST HEATHER LIMITED | ENQUEST PLC | 8 |
| | | | ITHACA ENERGY (UK) LIMITED | ITHACA ENERGY | 12.65 |
| | | | ITHACA OIL AND GAS LIMITED | ITHACA ENERGY | 21.85 |
| | | | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 17 |
| | | | WALDORF PRODUCTION UK PLC | WALDORF PRODUCTION | 2.25 |
|
16/26a P-CAL
 | P213 | PREMIER OIL UK LIMITED | HARBOUR ENERGY PLC | PREMIER OIL UK LIMITED | HARBOUR ENERGY PLC | 100 |
|
16/27a ANDREW
 | P225 | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | 73.52 |
| | | | REPSOL NORTH SEA LIMITED | REPSOL RESOURCES UK | 26.48 |
|
16/27b AREAA
 | P345 | ITHACA MA LIMITED | ITHACA ENERGY | CHRYSAOR (U.K.) THETA LIMITED | HARBOUR ENERGY PLC | 10 |
| | | | CHRYSAOR PETROLEUM COMPANY U.K. LIMITED | HARBOUR ENERGY PLC | 6.25 |
| | | | CHRYSAOR PRODUCTION (U.K.) LIMITED | HARBOUR ENERGY PLC | 22 |
| | | | ITHACA ENERGY (UK) LIMITED | ITHACA ENERGY | 26 |
| | | | ITHACA MA LIMITED | ITHACA ENERGY | 35.75 |
|
16/27b AREAB
 | P345 | ITHACA MA LIMITED | ITHACA ENERGY | CHRYSAOR (U.K.) THETA LIMITED | HARBOUR ENERGY PLC | 10 |
| | | | CHRYSAOR PETROLEUM COMPANY U.K. LIMITED | HARBOUR ENERGY PLC | 7.49204 |
| | | | CHRYSAOR PRODUCTION (U.K.) LIMITED | HARBOUR ENERGY PLC | 22 |
| | | | ITHACA MA LIMITED | ITHACA ENERGY | 35.75 |
| | | | NEO ENERGY PETROLEUM LIMITED | NEO ENERGY GROUP | 24.75796 |
|
16/27c BRIT
 | P225 | CHRYSAOR PETROLEUM COMPANY U.K. LIMITED | HARBOUR ENERGY PLC | CHRYSAOR (U.K.) THETA LIMITED | HARBOUR ENERGY PLC | 17.12 |
| | | | CHRYSAOR PETROLEUM COMPANY U.K. LIMITED | HARBOUR ENERGY PLC | 82.88 |
|
16/28a CYRUS
 | P92 | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | 100 |
|
16/28a REST
 | P92 | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | 80 |
| | | | CNOOC PETROLEUM FARRAGON U.K. LIMITED | CNOOC INTERNATIONAL | 20 |
|
16/28b ANDR
 | P92 | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | 100 |
|
16/28b REST
 | P92 | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | BP EXPLORATION OPERATING COMPANY LIMITED | BP EXPLORATION | 80 |
| | | | CNOOC PETROLEUM FARRAGON U.K. LIMITED | CNOOC INTERNATIONAL | 20 |
|
16/29a MARIA
 | P110 | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | CHRYSAOR LIMITED | HARBOUR ENERGY PLC | 64 |
| | | | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | 36 |
|
16/29c ARMAD
 | P591 | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | CHRYSAOR LIMITED | HARBOUR ENERGY PLC | 50.51 |
| | | | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | 49.49 |
|
16/29c REST
 | P591 | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | CHRYSAOR LIMITED | HARBOUR ENERGY PLC | 65 |
| | | | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | 35 |
|
16/29g ARMAD
 | P110 | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | CHRYSAOR LIMITED | HARBOUR ENERGY PLC | 46.22 |
| | | | CHRYSAOR NORTH SEA LIMITED | HARBOUR ENERGY PLC | 53.78 |