| Andrew Daryl Le Poidevin | Director | 8 Dec 2017 | 31 May 2019 | British | 68 years |
| Balwinder Singh Banwait | Director | 1 Jun 2022 | 9 Apr 2024 | British | 56 years |
| Centrica Secretaries Limited | Corporate Secretary | 10 Aug 2017 | 31 Dec 2018 | United Kingdom | - |
| Christopher Martin Cox | Director | 8 Dec 2017 | 2 Feb 2022 | British | 65 years |
| David Andrew Isenegger | Director | 10 Aug 2017 | 8 Dec 2017 | British,canadian,swiss | 62 years |
| Dennis Gareth Jones | Director | 1 Nov 2019 | 30 Aug 2024 | British | 61 years |
| Ian Grant Dawson | Director | 10 Aug 2017 | 8 Dec 2017 | British | 67 years |
| Justine Michelle Campbell | Director | 10 Aug 2017 | 8 Dec 2017 | British | 56 years |
| Kjersti Elisabeth Wilskow | Director | 1 Jun 2018 | 1 Jun 2022 | Norwegian | 46 years |
| Nicola Jane Macleod | Director | 1 Oct 2018 | 31 Jul 2024 | British | 52 years |
| Nicola Macleod | Secretary | 29 Jan 2019 | 31 Jul 2024 | - | - |
| Paul Martyn Tanner | Director | 8 Dec 2017 | 31 May 2018 | British | 53 years |
