| Equity Holder | Block / Subarea | Interest | Operator | Licence |
| NEO ENERGY (PRODUCTION) LIMITED | 14/20b REST | 50% | NEO ENERGY RESOURCES UK LIMITED | P324 |
| 30/13b | 100% | NEO ENERGY (PRODUCTION) LIMITED | P2624 |
| |
| NEO ENERGY (ZEX) LIMITED | 9/15a C-UPP | 100% | NEO ENERGY (ZEX) LIMITED | P90 |
| 9/15b | 100% | NEO ENERGY (ZEX) LIMITED | P631 |
| 14/26a C | 31.56% | CNOOC PETROLEUM EUROPE LIMITED | P300 |
| 15/22b | 50% | NO OPERATOR | P2636 |
| 15/23b | 50% | NO OPERATOR | P2636 |
| 15/27a | 50% | NO OPERATOR | P2637 |
| 15/28a | 50% | NO OPERATOR | P2637 |
| 15/28b | 35% | CHRYSAOR PRODUCTION (U.K.) LIMITED | P2522 |
| 15/29d | 50% | ITHACA MA LIMITED | P2609 |
| 20/1a NORTH | 31.56% | CNOOC PETROLEUM EUROPE LIMITED | P928 |
| 20/5a | 50% | NEO ENERGY (ZEX) LIMITED | P2498 |
| 20/5b | 50% | NEO ENERGY (ZEX) LIMITED | P2170 |
| 20/5e | 50% | NEO ENERGY (ZEX) LIMITED | P2498 |
| 21/1a | 50% | NEO ENERGY (ZEX) LIMITED | P2498 |
| 21/1d | 50% | NEO ENERGY (ZEX) LIMITED | P2170 |
| 21/25c | 100% | NO OPERATOR | P2641 |
| 22/21d | 100% | NO OPERATOR | P2641 |
| 23/26c | 44.5% | NO OPERATOR | P2615 |
| 23/26e | 45% | NEO ENERGY (ZEX) LIMITED | P2390 |
| 29/2a | 44.5% | NO OPERATOR | P2617 |
| 29/3b | 44.5% | NO OPERATOR | P2617 |
| 29/5a | 44.5% | ADURA OPERATIONS LIMITED | P2618 |
| 29/10c | 44.5% | ADURA OPERATIONS LIMITED | P2618 |
| 30/1a | 44.5% | ADURA OPERATIONS LIMITED | P2620 |
| 30/1d | 45% | NEO ENERGY (ZEX) LIMITED | P2390 |
| 30/2b | 44.5% | ADURA OPERATIONS LIMITED | P2621 |
| 30/2g | 44.5% | ADURA OPERATIONS LIMITED | P2620 |
| 211/11 | 50% | NO OPERATOR | P2653 |
| 211/16b | 50% | NO OPERATOR | P2653 |
| |
| NEO ENERGY ALPHA LIMITED | 13/29a | 21% | NEO ENERGY RESOURCES UK LIMITED | P307 |
| 14/18a REST | 19.556% | NEO ENERGY RESOURCES UK LIMITED | P263 |
| 14/19a B | 19.556% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 14/19n CLAYM | 13.7333% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19n RESID | 19.556% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19s REST | 19.556% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 14/20b 14/20B CLAYMORE | 13.7333% | NEO ENERGY RESOURCES UK LIMITED | P324 |
| 15/17n REST | 19.556% | NEO ENERGY RESOURCES UK LIMITED | P220 |
| |
| NEO ENERGY BETA LIMITED | 16/22a REST | 7.0841% | NEO ENERGY NORTH SEA LIMITED | P240 |
| |
| NEO ENERGY CENTRAL NORTH SEA LIMITED | 22/6a BRIM | 2.86085% | APACHE NORTH SEA LIMITED | P84 |
| 22/6a REST | 100% | NEO ENERGY UPSTREAM UK LIMITED | P84 |
| 22/6c A | 20% | APACHE NORTH SEA LIMITED | P255 |
| 22/6s A | 20% | APACHE NORTH SEA LIMITED | P255 |
| 22/6s B | 50% | ADURA OPERATIONS LIMITED | P255 |
| 22/20a MUNGO | 12.645085% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 22/20d MONAN | 12.645085% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| 22/23b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P233 |
| 22/24h | 20% | BP EXPLORATION OPERATING COMPANY LIMITED | P2452 |
| 22/25b | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P598 |
| 22/28d | 50% | BP EXPLORATION OPERATING COMPANY LIMITED | P886 |
| 23/16a | 12.645085% | BP EXPLORATION OPERATING COMPANY LIMITED | P59 |
| |
| NEO ENERGY DELTA LIMITED | 13/24a | 66.56818% | NEO ENERGY RESOURCES UK LIMITED | P101 |
| 13/24b D | 66.56818% | NEO ENERGY RESOURCES UK LIMITED | P810 |
| 13/24b E | 68.18% | NEO ENERGY RESOURCES UK LIMITED | P810 |
| 13/29b BLAKE FIELD | 80% | NEO ENERGY RESOURCES UK LIMITED | P729 |
| 14/18a SCAPA | 99% | NEO ENERGY RESOURCES UK LIMITED | P263 |
| 14/19n CLAYM | 10.3784% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19n SCAPA | 99% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19s SCAPA | 99% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 21/1c NNBUC | 100% | NEO ENERGY RESOURCES UK LIMITED | P241 |
| 21/2c CRW | 100% | NEO ENERGY RESOURCES UK LIMITED | P244 |
| 22/17n | 58.97% | NEO ENERGY RESOURCES UK LIMITED | P19 |
| 22/17s | 58.97% | NEO ENERGY RESOURCES UK LIMITED | P291 |
| 22/18a | 58.97% | NEO ENERGY RESOURCES UK LIMITED | P292 |
| 22/18n | 58.97% | NEO ENERGY RESOURCES UK LIMITED | P20 |
| 22/22a | 58.97% | NEO ENERGY RESOURCES UK LIMITED | P291 |
| 22/23a | 58.97% | NEO ENERGY RESOURCES UK LIMITED | P291 |
| 22/25a CULZEAN | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P111 |
| 22/25a REST | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P111 |
| 22/25c | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 23/21b | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 23/26g | 32% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 211/8a | 25% | ADURA OPERATIONS LIMITED | P2340 |
| 211/13a E | 25% | ADURA OPERATIONS LIMITED | P296 |
| 211/13a F | 25% | ADURA OPERATIONS LIMITED | P296 |
| 211/13a G | 25% | ADURA OPERATIONS LIMITED | P296 |
| 211/13c | 25% | ADURA OPERATIONS LIMITED | P2495 |
| 211/14a REST | 25% | ADURA OPERATIONS LIMITED | P296 |
| |
| NEO ENERGY EXPLORATION UK LIMITED | 15/21a SCOTT | 10.83332% | CNOOC PETROLEUM EUROPE LIMITED | P218 |
| 15/21a TELFORD | 10.83332% | CNOOC PETROLEUM EUROPE LIMITED | P218 |
| |
| NEO ENERGY GT LIMITED | 13/23c NORTH | 100% | NEO ENERGY GT LIMITED | P2358 |
| 13/23c SOUTH | 100% | NEO ENERGY GT LIMITED | P2358 |
| 48/2a | 60% | NEO ENERGY GT LIMITED | P456 |
| |
| NEO ENERGY LNS LIMITED | 14/20b REST | 50% | NEO ENERGY RESOURCES UK LIMITED | P324 |
| |
| NEO ENERGY NATURAL RESOURCES LIMITED | 16/8a | 50% | SHELL U.K. LIMITED | P295 |
| 22/30a D | 46.66667% | SHELL U.K. LIMITED | P12 |
| 22/30a E | 35% | ADURA OPERATIONS LIMITED | P12 |
| 22/30a F | 50% | SHELL U.K. LIMITED | P12 |
| 29/2b | 50% | ADURA OPERATIONS LIMITED | P1117 |
| 29/10a D | 50% | SHELL U.K. LIMITED | P11 |
| 30/6a C | 50% | ADURA OPERATIONS LIMITED | P11 |
| |
| NEO ENERGY NORTH SEA LIMITED | 13/29b ROSS FIELD | 20% | NEO ENERGY RESOURCES UK LIMITED | P729 |
| 14/18a REST | 36.667% | NEO ENERGY RESOURCES UK LIMITED | P263 |
| 14/19a B | 36.667% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 14/19n CLAYM | 36.6667% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19n RESID | 36.667% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19s REST | 36.667% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 15/17n REST | 36.667% | NEO ENERGY RESOURCES UK LIMITED | P220 |
| 16/21a BALMO | 15% | PREMIER OIL E&P UK LIMITED | P201 |
| 16/21a REST | 15% | PREMIER OIL E&P UK LIMITED | P201 |
| 16/21a STIRL | 15% | PREMIER OIL E&P UK LIMITED | P201 |
| 16/21b BALM | 15.8% | PREMIER OIL E&P UK LIMITED | P344 |
| 16/21b REST | 60% | NEO ENERGY NORTH SEA LIMITED | P344 |
| 16/21c REST | 60% | NEO ENERGY NORTH SEA LIMITED | P344 |
| 16/21c STIR | 15.8% | PREMIER OIL E&P UK LIMITED | P344 |
| 16/21d BALMO | 15% | PREMIER OIL E&P UK LIMITED | P201 |
| 16/21d REST | 15% | PREMIER OIL E&P UK LIMITED | P201 |
| 16/22a REST | 29.895% | NEO ENERGY NORTH SEA LIMITED | P240 |
| 16/27a ANDREW | 26.48% | BP EXPLORATION OPERATING COMPANY LIMITED | P225 |
| 30/11b FULM | 100% | NEO ENERGY NORTH SEA LIMITED | P185 |
| 30/16s E | 100% | NEO ENERGY NORTH SEA LIMITED | P256 |
| 98/6a | 5% | PERENCO UK LIMITED | P534 |
| SY88b | 5% | PERENCO UK LIMITED | PL89 |
| SY98a | 5% | PERENCO UK LIMITED | PL89 |
| SZ8a | 5% | PERENCO UK LIMITED | PL89 |
| 211/8a | 25% | ADURA OPERATIONS LIMITED | P2340 |
| 211/13a E | 25% | ADURA OPERATIONS LIMITED | P296 |
| 211/13a F | 25% | ADURA OPERATIONS LIMITED | P296 |
| 211/13a G | 25% | ADURA OPERATIONS LIMITED | P296 |
| 211/13c | 25% | ADURA OPERATIONS LIMITED | P2495 |
| 211/14a REST | 25% | ADURA OPERATIONS LIMITED | P296 |
| |
| NEO ENERGY OIL TRADING LIMITED | 14/19n CLAYM | 1% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19n SCAPA | 0% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/20b H&P | 0% | BRIDGE PETROLEUM 3 LIMITED | P324 |
| 15/16a | 100% | NEO ENERGY RESOURCES UK LIMITED | P237 |
| 15/16b G | 100% | NEO ENERGY RESOURCES UK LIMITED | P324 |
| |
| NEO ENERGY PETROLEUM LIMITED | 8/15a | 20% | ADURA OPERATIONS LIMITED | P1758 |
| 9/11a | 20% | ADURA OPERATIONS LIMITED | P335 |
| 9/11b | 20% | ADURA OPERATIONS LIMITED | P726 |
| 9/11c | 20% | ADURA OPERATIONS LIMITED | P979 |
| 9/11d | 20% | ADURA OPERATIONS LIMITED | P2508 |
| 9/11g | 20% | ADURA OPERATIONS LIMITED | P2151 |
| 9/12b | 20% | ADURA OPERATIONS LIMITED | P2508 |
| 15/29c | 100% | NEO ENERGY PETROLEUM LIMITED | P2350 |
| 16/3a | 10.5% | TAQA BRATANI LIMITED | P108 |
| 16/7a | 10.5% | TAQA BRATANI LIMITED | P108 |
| 16/7b BRAE | 10.5% | TAQA BRATANI LIMITED | P340 |
| 16/7c BRAE | 10.5% | TAQA BRATANI LIMITED | P340 |
| 16/22a REST | 21.9203% | NEO ENERGY NORTH SEA LIMITED | P240 |
| 16/26a A-ALB | 17% | ITHACA OIL AND GAS LIMITED | P213 |
| 16/26a B-BRI | 12.0457% | ITHACA MA LIMITED | P213 |
| 16/26a C-10K | 17% | ITHACA OIL AND GAS LIMITED | P213 |
| 16/27b AREAB | 24.75796% | ITHACA MA LIMITED | P345 |
| 21/2d | 44% | NEO ENERGY PETROLEUM LIMITED | P2350 |
| 21/3a AREA B | 44% | CHRYSAOR PRODUCTION (U.K.) LIMITED | P118 |
| 21/3b AREA B | 44% | CHRYSAOR PRODUCTION (U.K.) LIMITED | P741 |
| 21/3d | 44% | NEO ENERGY PETROLEUM LIMITED | P2350 |
| 21/4c | 44% | NEO ENERGY PETROLEUM LIMITED | P2350 |
| 21/25b A | 50% | ADURA OPERATIONS LIMITED | P13 |
| 21/30b A | 50% | ADURA OPERATIONS LIMITED | P13 |
| 21/30d C | 50% | ADURA OPERATIONS LIMITED | P13 |
| 22/21a | 50% | ADURA OPERATIONS LIMITED | P13 |
| 22/21b | 50% | ADURA OPERATIONS LIMITED | P13 |
| 22/25a CULZEAN | 18.0127% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P111 |
| 22/25a REST | 18.0127% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P111 |
| 22/25c | 18.0127% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 22/26a | 50% | ADURA OPERATIONS LIMITED | P13 |
| 22/30b B-RST | 44.5% | ADURA OPERATIONS LIMITED | P188 |
| 22/30b ELGN | 4.375% | TOTALENERGIES E&P UK LIMITED | P188 |
| 22/30c | 4.375% | TOTALENERGIES E&P UK LIMITED | P666 |
| 22/30d | 44.5% | ADURA OPERATIONS LIMITED | P2614 |
| 22/30e | 44.5% | ADURA OPERATIONS LIMITED | P1807 |
| 23/21b | 18.0127% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 23/26g | 18.0127% | TOTALENERGIES E&P NORTH SEA UK LIMITED | P2544 |
| 29/3a | 72% | ADURA OPERATIONS LIMITED | P12 |
| 29/3c | 72% | ADURA OPERATIONS LIMITED | P12 |
| 29/4c | 50% | ADURA OPERATIONS LIMITED | P1664 |
| 29/5b | 4.375% | TOTALENERGIES E&P UK LIMITED | P362 |
| 29/5c | 4.375% | TOTALENERGIES E&P UK LIMITED | P666 |
| 29/8a J | 72% | ADURA OPERATIONS LIMITED | P12 |
| 29/9c | 50% | ADURA OPERATIONS LIMITED | P1664 |
| 211/22c AREA A | 35.5% | ITHACA ENERGY (UK) LIMITED | P201 |
| 211/22c AREA B | 35.5% | ITHACA ENERGY (UK) LIMITED | P201 |
| 211/23d | 35.5% | ITHACA ENERGY (UK) LIMITED | P1383 |
| |
| NEO ENERGY PRODUCTION UK LIMITED | 15/20a | 100% | NEO ENERGY PRODUCTION UK LIMITED | P1041 |
| 15/20b | 100% | NEO ENERGY PRODUCTION UK LIMITED | P735 |
| 15/20c | 100% | NEO ENERGY PRODUCTION UK LIMITED | P1464 |
| 21/5c | 100% | NEO ENERGY PATHWAY LIMITED | P2013 |
| 21/5d | 100% | NO OPERATOR | P2013 |
| 30/19a | 100% | NEO ENERGY PRODUCTION UK LIMITED | P255 |
| |
| NEO ENERGY RESOURCES UK LIMITED | 13/28a | 64.75% | NEO ENERGY RESOURCES UK LIMITED | P297 |
| 13/28c | 64.75% | NEO ENERGY RESOURCES UK LIMITED | P973 |
| 13/29a | 50.667% | NEO ENERGY RESOURCES UK LIMITED | P307 |
| 13/29b ROSS FIELD | 60% | NEO ENERGY RESOURCES UK LIMITED | P729 |
| 14/18a REST | 20.277% | NEO ENERGY RESOURCES UK LIMITED | P263 |
| 14/19a B | 20.277% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 14/19n CLAYM | 13% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19n RESID | 20.277% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19s REST | 20.277% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 14/20b 14/20B CLAYMORE | 36.2667% | NEO ENERGY RESOURCES UK LIMITED | P324 |
| 15/17n REST | 20.277% | NEO ENERGY RESOURCES UK LIMITED | P220 |
| 15/23a | 0% | BRIDGE PETROLEUM 3 LIMITED | P324 |
| 30/11b I | 60% | NEO ENERGY RESOURCES UK LIMITED | P185 |
| 30/12b F | 60% | NEO ENERGY RESOURCES UK LIMITED | P185 |
| 30/16a A | 100% | NEO ENERGY RESOURCES UK LIMITED | P295 |
| 30/16b A | 100% | NEO ENERGY RESOURCES UK LIMITED | P295 |
| 30/16c A | 100% | NEO ENERGY RESOURCES UK LIMITED | P295 |
| 30/16n | 100% | NEO ENERGY RESOURCES UK LIMITED | P116 |
| 30/16t AUK | 100% | NEO ENERGY RESOURCES UK LIMITED | P295 |
| 30/17b | 60% | NEO ENERGY RESOURCES UK LIMITED | P266 |
| 30/18a EAST | 100% | NEO ENERGY RESOURCES UK LIMITED | P73 |
| 30/18a WEST | 100% | NEO ENERGY RESOURCES UK LIMITED | P73 |
| |
| RIGEL PETROLEUM (NI) LIMITED | 14/18a SCAPA | 1% | NEO ENERGY RESOURCES UK LIMITED | P263 |
| 14/19n SCAPA | 1% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19s SCAPA | 1% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 30/13a EAST | 100% | NEO ENERGY RESOURCES UK LIMITED | P79 |
| 30/14a E | 100% | NEO ENERGY RESOURCES UK LIMITED | P255 |
| 30/17b | 20% | NEO ENERGY RESOURCES UK LIMITED | P266 |
| |
| RIGEL PETROLEUM UK LIMITED | 13/24a | 1.14091% | NEO ENERGY RESOURCES UK LIMITED | P101 |
| 13/24b D | 1.13182% | NEO ENERGY RESOURCES UK LIMITED | P810 |
| 13/24b E | 1% | NEO ENERGY RESOURCES UK LIMITED | P810 |
| 30/17b | 20% | NEO ENERGY RESOURCES UK LIMITED | P266 |
| |
| TRANSWORLD PETROLEUM (U.K.) LIMITED | 14/18a REST | 23.5% | NEO ENERGY RESOURCES UK LIMITED | P263 |
| 14/19a B | 23.5% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 14/19n CLAYM | 17.7% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19n RESID | 23.5% | NEO ENERGY RESOURCES UK LIMITED | P249 |
| 14/19s REST | 23.5% | NEO ENERGY RESOURCES UK LIMITED | P250 |
| 14/20b 14/20B CLAYMORE | 50% | NEO ENERGY RESOURCES UK LIMITED | P324 |
| 15/17n REST | 23.5% | NEO ENERGY RESOURCES UK LIMITED | P220 |