| Anita Joanne Sadler | Secretary | 15 Dec 2008 | 5 Mar 2021 | British | - |
| Anthony Jan Giddings | Director | 3 Feb 1998 | 28 Nov 2012 | British | 75 years |
| Aubyn James Sugden Prower | Director | 3 Feb 1998 | 28 Nov 2012 | British | 71 years |
| Aubyn James Sugden Prower | Secretary | 3 Feb 1998 | 28 Nov 2012 | British | - |
| Christopher Mark Taylor | Director | 22 Nov 2012 | 23 May 2025 | British | 67 years |
| David John Gratiaen Partridge | Director | 3 Feb 1998 | 28 Nov 2012 | British | 68 years |
| David John Gratiaen Partridge | Director | 7 Nov 2017 | 1 May 2019 | British | 68 years |
| David Scudder | Secretary | 5 Mar 2021 | 12 Mar 2024 | - | - |
| Emily Clare Bird | Director | 31 Dec 2024 | 22 May 2025 | British | 45 years |
| James Garwood Michael Wates | Director | 1 May 2015 | 1 May 2024 | English | 66 years |
| Jennifer Anne Lisbey | Director | 20 Jun 2019 | 4 Feb 2020 | British | 47 years |
| Jonathan Hugo Eccles Thompson | Director | 1 Jan 2013 | 1 May 2024 | British | 68 years |
| Kirsty Ann-marie Wilman | Director | 4 Feb 2020 | 31 May 2024 | British | 46 years |
| Michael Bernard Lightbound | Director | 7 Nov 2017 | 31 Dec 2024 | British | 51 years |
| Michael Ian Freeman | Director | 14 Jun 1991 | 7 Nov 2017 | British | 75 years |
| Peter Frank Hazell | Director | 22 Nov 2012 | 31 Dec 2014 | British | 78 years |
| Peter Geoffrey Freeman | Director | 14 Jun 1991 | 7 Nov 2017 | British | 71 years |
| Peter Geoffrey Freeman | Secretary | 14 Jun 1991 | 13 May 1994 | British | - |
| Robert Laurence | Director | 18 Nov 1996 | 3 Feb 1998 | British | 68 years |
| Roger Nigel Madelin | Director | 20 Apr 1994 | 28 Nov 2012 | British | 67 years |
| Ronald Millar | Director | 20 Apr 1994 | 3 Feb 1998 | British | 64 years |
| Ronald Millar | Secretary | 13 May 1994 | 3 Feb 1998 | British | - |
| Vijyanti Gorasia | Director | 31 May 2024 | 23 May 2025 | British | 39 years |
