| Alice Hannah Black | Director | 31 Dec 2019 | 26 Aug 2022 | British | 43 years |
| Carol Jayne Nunn | Secretary | 25 Jun 2001 | 31 Jan 2004 | British | - |
| Caterina De Feo | Secretary | 27 May 2005 | 12 Nov 2007 | British | - |
| Christopher Carney | Director | 2 May 2008 | 26 Jan 2011 | British | 52 years |
| Christopher Philip Watts | Director | 16 Jan 2007 | 31 Aug 2007 | British | 65 years |
| Colin Richard Clapham | Director | 17 Jul 2015 | 31 Oct 2019 | British | 81 years |
| David Norman Ince | Secretary | 21 Jul 1991 | 10 Jul 1992 | British | - |
| Eric John Pountain | Director | 10 Sept 1998 | 27 Apr 1999 | British | 93 years |
| Gavin Barras Reed | Director | 11 Jan 1994 | 6 Nov 1998 | British | 92 years |
| Graeme Reid Mccallum | Director | 21 Dec 2001 | 16 Jan 2007 | British | 79 years |
| James John Jordan | Director | 16 Oct 2008 | 31 Dec 2019 | British | 65 years |
| James John Jordan | Secretary | 12 Nov 2007 | 15 Apr 2008 | British | - |
| Jennifer Canty | Director | 24 Apr 2024 | 30 Sept 2025 | British | 33 years |
| Jennifer Canty | Secretary | 24 Apr 2024 | 30 Sept 2025 | - | - |
| Jeremy John Uphill Hayward | Director | 21 Jul 1991 | 27 Feb 1994 | British | 84 years |
| John Cassidy | Director | 21 Jul 1991 | 10 May 2001 | British | 92 years |
| John Frederick Tutte | Director | 10 May 2001 | 26 Oct 2001 | British | 70 years |
| Jonathan Charles Murrin | Director | 19 Jul 2007 | 2 May 2008 | British | 57 years |
| Jonathan Philip Hastings | Secretary | 31 Jan 2004 | 27 May 2005 | British | - |
| Karen Lorraine Atterbury | Secretary | 1 Jan 2009 | 1 Dec 2009 | British | - |
| Katherine Elizabeth Hindmarsh | Director | 31 Oct 2019 | 1 Sept 2023 | British | 37 years |
| Malcolm William Jackson | Secretary | 1 Aug 2000 | 25 Jun 2001 | British | - |
| Michael Andrew Lonnon | Secretary | 1 Dec 2009 | 26 Aug 2022 | - | - |
| Michael Andrew Lonnon | Director | 26 Aug 2022 | 9 Dec 2024 | British | 69 years |
| Molly Banham | Secretary | 26 Aug 2022 | 29 Nov 2023 | - | - |
| Omolola Olutomilayo Adedoyin | Director | 1 Sept 2023 | 24 Apr 2024 | British | 51 years |
| Omolola Olutomilayo Adedoyin | Secretary | 29 Nov 2023 | 24 Apr 2024 | - | - |
| Peter Anthony Carr | Secretary | 15 Apr 2008 | 1 Jan 2009 | British | - |
| Peter Robert Andrew | Director | 22 Dec 2008 | 17 Jul 2015 | British | 67 years |
| Peter Thomas Johnson | Director | 3 Oct 2003 | 16 Oct 2008 | British | 72 years |
| Raymond Anthony Peacock | Director | 2 May 2008 | 22 Dec 2008 | British | 60 years |
| Robert David Green | Director | 10 May 2001 | 3 Oct 2003 | British | 71 years |
| Ronald Smith | Director | 21 Jul 1991 | 16 Jan 1996 | British | 78 years |
| Stephen John Owen | Director | 7 Nov 1993 | 25 Jun 2001 | British | 65 years |
| Stephen John Owen | Secretary | 10 Jul 1992 | 12 Sept 2001 | British | - |
| Stewart Charles Hamilton Douglas Mann | Director | 3 Apr 1996 | 2 Jun 1999 | British | 88 years |
| Trevor James Hemmings | Director | 21 Jul 1991 | 27 Apr 1999 | British | 91 years |
| William Ainscough | Director | 21 Jul 1991 | 8 Jun 1999 | British | 78 years |
| William Ainscough | Director | 14 Apr 2000 | 10 May 2001 | British | 78 years |
| William Henry Bannister | Director | 1 Jun 1998 | 5 Feb 1999 | British | 77 years |
