| premier oil uk limited | £1.3b | £3.7b | Apr 2021 | - | Open | Director |
| chrysaor limited | £589m | £2.6b | Oct 2021 | - | Open | Director |
| chrysaor production (u.k.) limited | £338.2m | £2.4b | Oct 2021 | - | Open | Director |
| chrysaor petroleum company u.k. limited | £275.4m | £1.7b | Oct 2021 | - | Open | Director |
| chrysaor (u.k.) sigma limited | £75.8m | £1.4b | Oct 2021 | - | Open | Director |
| premier oil group limited | £28.7m | £1.4b | Apr 2021 | - | Open | Director |
| premier oil group holdings limited | - | £1.2b | Apr 2021 | - | Open | Director |
| premier oil e&p uk limited | £2.1m | £1.1b | Apr 2021 | - | Open | Director |
| chrysaor resources (irish sea) limited | £77.1m | £359.4m | Oct 2021 | - | Open | Director |
| encore oil limited | - | £289m | Apr 2021 | - | Open | Director |
| chrysaor north sea limited | £30.9m | £226m | Oct 2021 | - | Open | Director |
| premier oil e&p holdings limited | - | £140.7m | Apr 2021 | - | Open | Director |
| harbour energy finance limited | - | £111.1m | Oct 2021 | - | Open | Director |
| premier oil e&p uk eu limited | £18.9m | £90.7m | Apr 2021 | - | Open | Director |
| harbour energy services limited | £1.6m | £90.3m | Oct 2021 | - | Open | Director |
| chrysaor production holdings limited | - | £73.3m | Oct 2021 | - | Open | Director |
| chrysaor (u.k.) alpha limited | £1.3m | £40.2m | Oct 2021 | - | Open | Director |
| chrysaor petroleum limited | - | £36.4m | Oct 2021 | - | Open | Director |
| harbour energy marketing limited | £51.7m | £33.3m | Oct 2021 | - | Open | Director |
| premier oil and gas services limited | £22.8m | £11.9m | Apr 2021 | - | Open | Director |
| premier oil aberdeen services limited | £11.9m | £8m | Apr 2021 | - | Open | Director |
| chrysaor (u.k.) beta limited | - | £4.1m | Oct 2021 | - | Open | Director |
| premier oil barakuda limited | - | £1.6m | Apr 2021 | - | Open | Director |
| chrysaor (u.k.) theta limited | £32.7k | £303.2k | Oct 2021 | - | Open | Director |
| chrysaor (u.k.) lambda limited | - | £2.9k | Feb 2022 | - | Open | Director |
