| Alastair Iain Falconer | Director | 12 Dec 2008 | 27 Jan 2023 | British | 69 years |
| Alistair John Mcdonald | Director | 6 Jun 2007 | 2 Jun 2010 | British | 68 years |
| Barbara Ida Mary Turnbull | Director | 18 Apr 2007 | 9 Dec 2008 | British | 68 years |
| Charlie Morgan | Director | 30 Apr 2019 | 13 Dec 2019 | British | 37 years |
| Christopher Laskey Fidler | Secretary | 12 Jan 2007 | 20 Feb 2008 | British | - |
| Clare Sheridan | Secretary | 20 Feb 2008 | 27 Jun 2024 | British | - |
| David Hoyle | Director | 12 Jan 2007 | 12 Dec 2008 | British | 64 years |
| Helen Mary Mason | Secretary | 27 Jun 2024 | 22 Apr 2025 | - | - |
| James Mccubbin Rowney | Director | 23 Apr 2007 | 26 Sept 2008 | British | 61 years |
| Nigel John Howard Franklin | Director | 12 Jan 2007 | 7 Apr 2019 | British | 69 years |
| Robert William Charles Poole | Director | 12 Jan 2007 | 30 Apr 2019 | British | 71 years |
| Roderick Andrew Elliott | Director | 26 Sept 2008 | 2 Jun 2010 | Irish | 65 years |
| Stuart Currie Sanders | Director | 18 Apr 2007 | 6 Jun 2007 | British | 75 years |