Equity Holder | Block / Subarea | Interest | Operator | Licence |
ARCO BRITISH LIMITED, LLC | 16/23a ARUNDEL | 80% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23a SOUTH | 80% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23c SOUTH | 80% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/26a C-10K | 15.5% | ITHACA OIL AND GAS LIMITED | P213 |
| 22/28a MADOES | 62.74% | BP EXPLORATION OPERATING COMPANY LIMITED | P110 |
|
BP EXPLORATION OPERATING COMPANY LIMITED | 9/8a BRUCE | 1% | SERICA ENERGY (UK) LIMITED | P209 |
| 9/8a REST | 1% | SERICA ENERGY (UK) LIMITED | P209 |
| 9/9a REST | 1% | SERICA ENERGY (UK) LIMITED | P90 |
| 9/9b BRUCE | 1% | SERICA ENERGY (UK) LIMITED | P276 |
| 9/9b REST | 1% | SERICA ENERGY (UK) LIMITED | P276 |
| 9/9c | 1% | SERICA ENERGY (UK) LIMITED | P276 |
| 16/23c E | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P103 |
| 16/24a | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P1777 |
| 16/27a ANDREW | 73.52% | BP EXPLORATION OPERATING COMPANY LIMITED | P225 |
| 16/28a CYRUS | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 16/28a REST | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 16/28b ANDR | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 16/28b REST | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 22/15a | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/18c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/19c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/20a MUNGO | 87.354915% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 22/20c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/20d MONAN | 87.354915% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 22/23b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P233 |
| 22/24a | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P92 |
| 22/24b | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P358 |
| 22/24c | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P358 |
| 22/24h | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P2452 |
| 22/24i | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P2541 |
| 22/25b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P598 |
| 22/25c | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 22/25d MIRR | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P111 |
| 22/28a MADOES | 37.26% | BP EXPLORATION OPERATING COMPANY LIMITED | P110 |
| 22/28d | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P886 |
| 22/29c REST | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P1622 |
| 22/29c SEAGULL | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P1622 |
| 23/16a | 87.354915% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 23/16d | 100% | NO OPERATOR | P2647 |
| 23/17a | 100% | NO OPERATOR | P2647 |
| 23/21b | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 23/26a AREAA | 100% | BP EXPLORATION OPERATING COMPANY LIMITED | P57 |
| 23/26g | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 30/1c LOWER | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P363 |
| 30/1c UPPER | 80% | BP EXPLORATION OPERATING COMPANY LIMITED | P363 |
| 204/20a LOYAL | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P556 |
| 204/20a REST | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P556 |
| 204/23a REST | 66.67% | BP EXPLORATION OPERATING COMPANY LIMITED | P2293 |
| 204/25b RETAINED | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P803 |
| 205/16a | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P803 |
| 205/21b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P803 |
| 206/7a | 8.3333% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 206/8a | 37% | BP EXPLORATION OPERATING COMPANY LIMITED | P165 |
| 206/11a | 8.3333% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 211/7a | 0% | ENQUEST HEATHER LIMITED | P193 |
| 211/12a | 0% | ENQUEST HEATHER LIMITED | P193 |
|
BRITOIL LIMITED | 16/23a ARUNDEL | 20% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23a SOUTH | 20% | ARCO BRITISH LIMITED, LLC | P103 |
| 16/23c SOUTH | 20% | ARCO BRITISH LIMITED, LLC | P103 |
| 22/25a CULZEAN | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P111 |
| 22/25a REST | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P111 |
| 23/26b AREAC | 0% | ITHACA ENERGY (UK) LIMITED | P264 |
| 23/26d AREAC | 40% | ITHACA ENERGY (UK) LIMITED | P264 |
| 204/19a FOIN | 100% | BRITOIL LIMITED | P556 |
| 204/19a REST | 50% | BRITOIL LIMITED | P556 |
| 204/20a FOIN | 100% | BRITOIL LIMITED | P556 |
| 204/23a EA | 100% | BRITOIL LIMITED | P2293 |
| 204/24a FOIN | 100% | BRITOIL LIMITED | P558 |
| 204/24a SUB | 100% | BRITOIL LIMITED | P558 |
| 204/25b REST | 100% | BRITOIL LIMITED | P803 |
| 204/25b REST FOINAVEN | 100% | BRITOIL LIMITED | P803 |
| 204/25b SUB | 100% | BRITOIL LIMITED | P803 |
| 206/7a | 47.9137% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 206/8a | 13.0609% | BP EXPLORATION OPERATING COMPANY LIMITED | P165 |
| 206/9a | 45.827795808% | CHRYSAOR PRODUCTION (U.K.) LIMITED | P170 |
| 206/11a | 47.9137% | BP EXPLORATION OPERATING COMPANY LIMITED | P168 |
| 211/14a DON | 100% | SHELL U.K. LIMITED | P296 |
| 211/18a DEVER | 81.71875% | ENQUEST HEATHER LIMITED | P236 |
| 211/18a THIST | 81.71875% | ENQUEST HEATHER LIMITED | P236 |
| 211/19s THIST | 81.71875% | ENQUEST HEATHER LIMITED | P475 |