| Alain Christopher Guy Stangroome | Director | 1 Jul 2010 | 10 Oct 2014 | British | 60 years |
| Alain Christopher Guy Stangroome | Director | 16 Oct 2014 | 17 Apr 2015 | British | 60 years |
| Alan Roy Hawkins | Director | 21 Dec 1993 | 13 Jun 1997 | British | 71 years |
| Benedict John Spurway Mathews | Director | 8 Jul 2013 | 17 Dec 2018 | British | 58 years |
| Bryan Frank Elliott | Director | 21 Dec 1993 | 15 May 2002 | British | 74 years |
| Bryan Gibson Pascoe | Director | 17 Jul 2015 | 8 Feb 2017 | British | 57 years |
| Chaitanya Vankayala | Secretary | 7 Jun 2021 | 15 Jun 2022 | - | - |
| Christopher David Spooner | Director | 14 Aug 2002 | 30 Sept 2011 | British | 75 years |
| Dale Millar | Director | 1 Jul 2020 | 26 Oct 2020 | British | 53 years |
| Donald Thomas Smith | Director | 31 Jan 1995 | 12 Jul 2002 | British | 75 years |
| Douglas Jardine Flint | Director | 7 Jan 2004 | 10 Jan 2011 | British | 70 years |
| Frances Ann Craig | Director | 24 Nov 2006 | 21 Jan 2008 | British | 65 years |
| Frances Julie Niven | Director | 12 Jul 2002 | 14 Aug 2002 | British | 55 years |
| Frederick Albert Whitehorn | Director | 1 Jul 1997 | 13 May 1999 | British | 71 years |
| Gary Woolfries | Director | 26 Jun 2002 | 12 Jul 2002 | British | 59 years |
| Gavin Andrew Francis | Director | 1 Sept 2014 | 1 Jul 2020 | British | 60 years |
| Hannah Elizabeth Shepherd | Secretary | 30 Apr 2010 | 21 Nov 2014 | - | - |
| Helena Margaret Clarke | Director | 1 Jul 1997 | 4 Sept 2000 | British | 64 years |
| Iain Francis Mackinnon | Director | 16 Sept 2011 | 8 Feb 2021 | British | 68 years |
| Iain James Mackay | Director | 9 Feb 2011 | 31 Dec 2018 | British | 64 years |
| James Keith Barton | Secretary | 4 May 1993 | 17 Jul 1995 | British | - |
| James Michael Martin | Director | 26 Jun 2002 | 12 Jul 2002 | British | 65 years |
| John Robin Skae | Director | 22 Feb 1993 | 21 Dec 1993 | British | 87 years |
| Kalpna Dubasia | Secretary | 18 Jun 2004 | 20 Oct 2006 | British | - |
| Katherine Dean | Secretary | 21 Nov 2014 | 29 Jan 2016 | - | - |
| Kevin James Davies | Director | 15 Apr 1994 | 13 Jun 1997 | British | 64 years |
| Kevin Oconnor | Director | 1 May 1996 | 5 Nov 1998 | British | 65 years |
| Mark Raymond Andrews | Director | 26 Jun 2002 | 12 Jul 2002 | British | 72 years |
| Michael Joseph Coyne | Director | 21 Dec 1993 | 29 Mar 1996 | British | 70 years |
| Nickesha Eliza Graham-burrell | Secretary | 11 Sept 2008 | 30 Apr 2010 | Other | - |
| Nicola Carol Hopkins | Secretary | 23 Sept 2019 | 19 Jan 2021 | - | - |
| Nicola Suzanne Black | Director | 16 Apr 2010 | 17 Apr 2014 | British | 59 years |
| Nigel Barker | Director | 22 Feb 1993 | 4 May 1993 | British | 82 years |
| Nigel Barker | Secretary | 22 Feb 1993 | 4 May 1993 | British | - |
| Paul Andrew Stafford | Director | 1 Aug 2007 | 16 Apr 2010 | British | 60 years |
| Paul Andrew Stafford | Secretary | 14 Aug 2002 | 18 Jun 2004 | British | - |
| Philip William Richardson | Director | 1 May 1998 | 26 Jun 2002 | British | 65 years |
| Ralph Gordon Barber | Director | 14 Aug 2002 | 17 Apr 2014 | British | 74 years |
| Richard Ernest Tulloch Bennett | Director | 16 Sept 2011 | 31 Jul 2012 | British | 74 years |
| Richard Ian Crews | Director | 15 Apr 1994 | 31 Jan 1995 | British | 74 years |
| Richard John Hennity | Director | 30 Sept 2011 | 31 Mar 2020 | British | 55 years |
| Robert Hugh Musgrove | Director | 12 Jul 2002 | 14 Aug 2002 | Other | 58 years |
| Robert Hugh Musgrove | Secretary | 6 Aug 1999 | 14 Aug 2002 | Other | - |
| Romana Lewis | Secretary | 26 Jun 2018 | 23 Sept 2019 | - | - |
| Sarah Caroline Gott | Secretary | 20 Oct 2006 | 11 Sept 2008 | British | - |
| Shaun Kevin Bryant | Secretary | 17 Jul 1995 | 6 Aug 1999 | British | - |
| Sheryl Muniz | Director | 1 May 1996 | 1 May 1998 | English | 60 years |
| Sheryl Slater | Director | 21 Jan 2008 | 1 Jul 2010 | British | 56 years |
| Stacey Arnold | Secretary | 20 Jan 2021 | 15 Jun 2022 | - | - |
| Stephen Charles Crockford | Director | 31 Jan 1995 | 26 Jun 2002 | British | 74 years |
| Stephen Walter Gamble | Director | 26 Jun 2002 | 12 Jul 2002 | British | 75 years |
| Syeeda Ollite | Secretary | 1 Feb 2016 | 26 Jun 2018 | - | - |
| Terry Frederick Cox | Director | 22 Feb 1993 | 21 Dec 1993 | British | 90 years |
| Thierry Roland | Director | 2 Oct 2014 | 17 Apr 2015 | French | 60 years |