| Alan Christopher Bryant | Director | 21 Mar 1991 | 4 Nov 1992 | British | 103 years |
| Alice Hannah Black | Director | 31 Dec 2019 | 26 Aug 2022 | British | 43 years |
| Andrew Mackenzie | Director | 21 Mar 1991 | 31 Mar 2000 | British | 86 years |
| Andrew Mark Naylor Wainwright | Director | 14 Mar 1994 | 28 Feb 1997 | British | 69 years |
| Caterina De Feo | Secretary | 27 May 2005 | 12 Nov 2007 | British | - |
| Christopher Carney | Director | 2 May 2008 | 26 Jan 2011 | British | 52 years |
| Colin Gabb | Director | 1 Jun 1992 | 31 Mar 2001 | British | 74 years |
| Colin Parker-shaw | Director | 1 Oct 1996 | 31 May 1997 | British | 72 years |
| Colin Richard Clapham | Secretary | 1 Jan 2009 | 1 Dec 2009 | Other | - |
| Colin Richard Clapham | Secretary | 16 Jan 2012 | 18 Oct 2018 | - | - |
| David Stephen George | Director | 21 Mar 1991 | 31 Dec 2007 | British | 74 years |
| David Stephen George | Secretary | 21 Mar 1991 | 23 Jul 2001 | British | - |
| Geoffrey Frederick Potton | Director | 21 Mar 1991 | 30 Jun 1998 | British | 74 years |
| Graham Leslie Holland | Director | 21 Mar 1991 | 25 Jan 1993 | British | 83 years |
| Helen Maud Dunstan | Director | 21 Mar 1991 | 25 Sept 2002 | British | 74 years |
| James John Jordan | Director | 10 Jul 2015 | 31 Dec 2019 | British | 65 years |
| James John Jordan | Secretary | 12 Nov 2007 | 15 Apr 2008 | British | - |
| Jennifer Canty | Secretary | 24 Apr 2024 | 30 Sept 2025 | - | - |
| John Patrick Edmund Dennison | Director | 20 Sept 1993 | 30 Nov 2001 | British | 76 years |
| John Robert Jones | Director | 21 Mar 1991 | 10 Jun 1996 | British | 86 years |
| Jonathan Charles Murrin | Director | 31 Dec 2007 | 2 May 2008 | British | 57 years |
| Jonathan Philip Hastings | Secretary | 23 Jul 2001 | 27 May 2005 | British | - |
| Karen Lorraine Atterbury | Secretary | 1 Dec 2009 | 16 Jan 2012 | - | - |
| Lorraine Rosemary Morrissey | Director | 10 Jun 1996 | 4 Jul 2001 | British | 72 years |
| Lynne May Whiteman | Director | 1 Jun 1995 | 30 Nov 2002 | British | 77 years |
| Malcolm John Pink | Director | 1 Jun 1997 | 6 Aug 2007 | British | 72 years |
| Mark Peter Lewis | Director | 21 Mar 1991 | 1 Dec 1993 | British | 69 years |
| Michael Andrew Lonnon | Director | 26 Jan 2011 | 9 Dec 2024 | British | 69 years |
| Michael Dalton | Director | 21 Mar 1991 | 31 May 1991 | British | 79 years |
| Molly Banham | Secretary | 18 Oct 2018 | 29 Nov 2023 | - | - |
| Nicholas Andrew Martin | Director | 1 Dec 1993 | 1 Oct 1995 | British | 80 years |
| Nicholas Ian Smith | Director | 21 Mar 1991 | 1 Jun 1991 | British | 71 years |
| Omolola Olutomilayo Adedoyin | Secretary | 29 Nov 2023 | 24 Apr 2024 | - | - |
| Paul David Phipps | Director | 5 Mar 2001 | 18 Jul 2001 | British | 74 years |
| Peter Anthony Carr | Secretary | 15 Apr 2008 | 1 Jan 2009 | British | - |
| Peter Richard Gurr | Director | 30 Apr 2001 | 15 Nov 2002 | British | 71 years |
| Peter Robert Andrew | Director | 30 Apr 2001 | 10 Jul 2015 | British | 67 years |
| Raymond Anthony Peacock | Director | 2 May 2008 | 22 Dec 2008 | British | 60 years |
| Richard Garry Perrill | Director | 1 Oct 1995 | 12 Mar 2001 | British | 68 years |
| Robert Monkman | Director | 19 Oct 1998 | 30 Jun 2001 | British | 60 years |
| Terence William Massingham | Director | 16 Nov 1992 | 16 Sept 1998 | British | 74 years |
| William Alfred Williams | Director | 1 Jun 1991 | 31 May 1992 | British | 80 years |
| William Peter Long | Director | 31 Mar 2000 | 5 Mar 2001 | British | 80 years |