| Alice Hannah Black | Director | 31 Dec 2019 | 26 Aug 2022 | British | 42 years |
| Andrew Mackenzie | Director | 15 Nov 1991 | 31 Mar 2000 | British | 85 years |
| Brian Maurice Statham | Director | 15 Nov 1991 | 19 Jun 1997 | British | 88 years |
| Christopher Carney | Director | 2 May 2008 | 26 Jan 2011 | British | 51 years |
| Colin Richard Clapham | Director | 16 Jan 2012 | 31 Oct 2019 | British | 80 years |
| Geoffrey Frederick Potton | Director | 1 Jun 1994 | 30 Jun 1998 | British | 73 years |
| Glen Mitton | Director | 1 Jun 1994 | 3 Jun 1996 | British | 68 years |
| James John Jordan | Director | 10 Jul 2015 | 31 Dec 2019 | British | 64 years |
| Jennifer Canty | Director | 24 Apr 2024 | 30 Sept 2025 | British | 32 years |
| John Patrick Edmund Dennison | Director | 15 Nov 1991 | 30 Nov 2001 | British | 75 years |
| Jonathan Charles Murrin | Director | 3 Jul 2007 | 2 May 2008 | British | 56 years |
| Karen Lorraine Atterbury | Director | 26 Jan 2011 | 16 Jan 2012 | British | 49 years |
| Katherine Elizabeth Hindmarsh | Director | 31 Oct 2019 | 2 Jun 2023 | British | 36 years |
| Kathryn Elizabeth Mchugh | Secretary | 15 Nov 1991 | 31 Jul 2001 | British | - |
| Martin Mcevoy | Director | 1 May 1994 | 31 Dec 2001 | British | 71 years |
| Michael Andrew Lonnon | Director | 26 Aug 2022 | 9 Dec 2024 | British | 68 years |
| Michael Andrew Lonnon | Secretary | 31 Jul 2001 | 9 Dec 2024 | British | - |
| Michael Christopher Chapman | Director | 15 Nov 1991 | 21 Feb 2000 | British | 75 years |
| Nicholas Carey Smith | Director | 1 Jun 2001 | 3 Jul 2007 | British | 68 years |
| Omolola Olutomilayo Adedoyin | Director | 2 Jun 2023 | 24 Apr 2024 | British | 50 years |
| Patrick John Scannell | Director | 18 Aug 2000 | 5 Mar 2001 | British | 74 years |
| Paul David Phipps | Director | 5 Mar 2001 | 18 Jul 2001 | British | 73 years |
| Peter Robert Andrew | Director | 22 Dec 2008 | 10 Jul 2015 | British | 66 years |
| Raymond Anthony Peacock | Director | 2 May 2008 | 22 Dec 2008 | British | 59 years |
| Richard Douglas Pearse | Director | 15 Nov 1991 | 3 Aug 2007 | British | 71 years |
| William John Holland-kaye | Director | 3 Jul 2007 | 2 May 2008 | British | 60 years |
| William Peter Long | Director | 31 Mar 2000 | 5 Mar 2001 | British | 79 years |