| Alistair John Harley Hepburn | Director | 9 Dec 2009 | 7 Oct 2010 | British | 57 years |
| Angus Jason Mcquhae | Director | 19 May 2015 | 2 Jan 2025 | British | 60 years |
| Clare Louise Richardson | Director | 17 Sept 2007 | 1 Oct 2007 | British | 52 years |
| Colin Tutt | Director | 30 Jul 2007 | 31 Mar 2021 | British | 70 years |
| David John James | Director | 30 Jul 2007 | 31 Mar 2021 | British | 83 years |
| Gary Lunn | Director | 1 Apr 2021 | 28 Feb 2022 | British | 54 years |
| Graham John Weiss | Director | 30 Jul 2007 | 30 Apr 2011 | British | 65 years |
| Lorna Catherine Palmer | Director | 11 Jul 2007 | 30 Jul 2007 | British | 72 years |
| Martin Andrew Chapman | Director | 1 Jul 2021 | 12 Sept 2024 | British | 69 years |
| Mundays Company Secretaries Limited | Corporate Secretary | 11 Jul 2007 | 30 Jul 2007 | United Kingdom | - |
| Nicholas Stephen Riggs | Director | 31 Mar 2021 | 19 Dec 2024 | British | 51 years |
| Pamela Simone Dickson | Director | 30 Jul 2007 | 9 Dec 2009 | Scottish | 59 years |
| Richard David Galland | Director | 30 Jul 2007 | 4 Jul 2017 | British | 66 years |
| Roger Stanley Wyatt | Director | 30 Jul 2007 | 21 Oct 2019 | British | 89 years |
| William Derek Russell Street | Director | 28 Jun 2023 | 28 Aug 2024 | British | 58 years |