| Alan Renatus Frederick Hughes | Director | 6 May 1992 | 30 Jun 1997 | British | 75 years |
| Alexa Jane Coates | Director | 19 Feb 2015 | 3 Aug 2017 | British | 56 years |
| Andrew Best | Director | 26 Apr 1996 | 31 Aug 1999 | British | 65 years |
| Christopher Sean Hawes | Director | 26 Oct 2015 | 6 Jan 2020 | British | 61 years |
| Christopher William Jackson Kent | Secretary | 9 Feb 2024 | 16 May 2025 | - | - |
| Colin Spencer Smith | Director | 1 May 1997 | 30 Apr 1999 | British | 80 years |
| David Johnstone Mackay | Director | 1 Jul 1997 | 30 Jun 1998 | Scottish | 68 years |
| David William Baker | Director | 6 May 1992 | 27 Oct 1992 | British | 84 years |
| David William Gilman | Director | 6 May 1992 | 31 Oct 2003 | British | 74 years |
| Frances Julie Niven | Secretary | 8 Dec 2003 | 25 Apr 2006 | British | - |
| Gavin Paul Hewitt | Director | 11 Aug 2011 | 23 Jan 2015 | British | 47 years |
| Geoffrey William Evans | Director | 6 May 1992 | 1 Mar 1995 | British | 76 years |
| George William Bayer | Secretary | 21 Feb 2008 | 12 Sept 2008 | Other | - |
| Gordon David Harris | Director | 6 May 1992 | 30 Jun 2011 | British | 75 years |
| Graham Edward Picken | Director | 6 May 1992 | 30 Dec 2002 | British | 77 years |
| Graham Moffitt | Director | 23 Oct 2012 | 31 May 2015 | British | 61 years |
| Hollie Rheanna Wood | Secretary | 3 May 2011 | 26 Jun 2013 | - | - |
| Howard Idris Morgan | Director | 6 May 1992 | 9 Aug 1996 | British | 83 years |
| Ian John Tandy | Director | 14 Jul 2017 | 20 May 2022 | British | 55 years |
| Jacqueline Marie Gentles | Secretary | 27 Sept 2021 | 9 Feb 2024 | - | - |
| James Stewart Gunn | Director | 6 May 1992 | 25 Sept 1992 | British | 70 years |
| Jennifer Canty | Secretary | 22 Oct 2019 | 16 Jul 2021 | - | - |
| John Dickens Holloway | Director | 6 May 1992 | 27 Oct 1992 | British | 82 years |
| John Hume Mckenzie | Secretary | 6 May 1992 | 1 Jul 2001 | British | - |
| Katherine Dean | Secretary | 26 Jun 2013 | 26 Jan 2016 | - | - |
| Larissa Wilson | Secretary | 26 Jan 2016 | 22 Jun 2017 | - | - |
| Leianne Taylor | Secretary | 20 Mar 2019 | 18 Oct 2019 | - | - |
| Leonard James Hazael | Director | 6 May 1992 | 26 Jan 1993 | British | 91 years |
| Lorna Youssouf | Secretary | 22 Jun 2017 | 5 Apr 2018 | - | - |
| Malcolm James Brookes | Director | 19 Dec 2003 | 9 Jun 2011 | British | 71 years |
| Marissa Kristina Adams | Director | 15 Dec 2017 | 18 Mar 2020 | Canadian,latvian | 42 years |
| Mark Emmerson | Director | 26 Oct 2015 | 30 Jun 2017 | British | 60 years |
| Mark Vivian Pearce | Secretary | 19 Dec 2002 | 8 Dec 2003 | British | - |
| Mary-anne Jane Moffatt | Director | 14 Sept 2017 | 18 Jun 2020 | British | 46 years |
| Melvin Bert Mcphee | Director | 9 Aug 1996 | 1 May 1997 | Canadian | 84 years |
| Miles Edward Rothbury | Director | 11 Dec 2019 | 30 Jun 2021 | British | 42 years |
| Molly Ranger | Secretary | 5 Apr 2018 | 20 Mar 2019 | - | - |
| Nicholas Anthony Charles Blackwell | Director | 1 Jun 1995 | 31 Mar 1999 | British | 66 years |
| Nicholas David Hampton | Director | 18 Mar 2014 | 31 May 2024 | British | 57 years |
| Noel Paul Quinn | Director | 19 Jul 2007 | 31 Mar 2011 | British | 64 years |
| Pauline Louise Mcquillan | Secretary | 25 Apr 2006 | 21 Feb 2008 | British | - |
| Peter Anthony Lowe | Director | 27 Jun 2011 | 1 Oct 2012 | British | 70 years |
| Peter Johnson | Director | 6 May 1992 | 26 Jan 1996 | British | 96 years |
| Philip Leyland | Director | 9 Aug 1996 | 30 Dec 2006 | British | 78 years |
| Rachel Elizabeth Sault | Director | 22 Mar 2017 | 11 Dec 2017 | British | 47 years |
| Robert Charles Thompson | Director | 5 May 2015 | 22 Mar 2017 | British | 54 years |
| Robert Francis Carver | Director | 16 Apr 2015 | 22 Nov 2018 | British | 67 years |
| Robert Hugh Musgrove | Secretary | 1 Jul 2001 | 19 Dec 2002 | Other | - |
| Sarah Caroline Gott | Secretary | 1 Oct 2008 | 3 May 2011 | British | - |
| Simon Jonathan Paul Burdett | Director | 5 Jul 2019 | 31 May 2024 | British | 54 years |
| Stephen Andrew Bottomley | Director | 1 Oct 1998 | 19 Jul 2007 | British | 67 years |
| Stephen Walter Simpson | Director | 9 Aug 1996 | 31 Dec 1997 | British | 77 years |
| Steven Richard Box | Director | 31 Mar 2008 | 31 May 2015 | British | 62 years |
| Susan Winifred Jex | Director | 23 Mar 1993 | 1 Aug 1997 | British | 66 years |
| Thomas Robson | Director | 26 Jan 1993 | 30 Apr 1999 | British | 82 years |
| Trevor Deakin | Director | 6 May 1992 | 28 Feb 1994 | English | 81 years |
| Warwick Alan George Long | Director | 26 Sept 2012 | 26 Oct 2015 | British | 60 years |
