| Andrew Oswell Bede Davies | Director | 6 Jan 2014 | 10 Nov 2017 | British | 63 years |
| Andrew Trace Allan Wates | Director | 9 Oct 1992 | 25 Apr 2006 | British | 86 years |
| Ashley Game | Secretary | 2 Oct 2000 | 30 Apr 2002 | British | - |
| Christopher Stephen Wates | Director | 9 Oct 1992 | 2 Oct 2000 | British | 87 years |
| Dave Duncan Struan Robertson | Director | 2 Oct 2000 | 16 Jan 2004 | British | 77 years |
| David Gordon Smith | Director | 1 Oct 2009 | 17 Oct 2016 | British | 66 years |
| David Huw Davies | Director | 1 Feb 2005 | 4 Jan 2016 | British | 70 years |
| David Huw Davies | Secretary | 1 Feb 2005 | 30 May 2006 | British | - |
| David Huw Davies | Secretary | 31 Dec 2007 | 4 Jan 2016 | British | - |
| David Martin Barclay | Director | 1 Dec 2012 | 30 Sept 2019 | British | 72 years |
| David Owen Allen | Director | 4 Jan 2016 | 16 Aug 2022 | British | 54 years |
| David Owen Allen | Secretary | 4 Jan 2016 | 3 Dec 2018 | - | - |
| Deena Elizabeth Mattar | Director | 13 Feb 2013 | 5 Mar 2019 | British | 61 years |
| Eugenie Christine Turton | Director | 1 Nov 2004 | 31 Oct 2010 | British | 80 years |
| Friedrich Ludwig Rudolf Ternofsky | Director | 1 Jun 2006 | 30 Apr 2013 | Austrian | 83 years |
| Graeme Mcfaull | Director | 1 Sept 2009 | 1 Oct 2016 | British | 65 years |
| Jeremy Henry Moore Newsum | Director | 1 Oct 2018 | 31 Dec 2023 | British | 71 years |
| John Dering Nettleton | Director | 9 Oct 1992 | 25 Apr 2006 | English | 82 years |
| John Richard Sclater | Director | 1 Mar 1999 | 31 Dec 2004 | British | 86 years |
| Jonathan Charles Bennett Houlton | Director | 1 Jun 1998 | 1 Feb 2005 | British | 65 years |
| Jonathan Charles Bennett Houlton | Secretary | 30 Jun 2000 | 2 Oct 2000 | British | - |
| Jonathan Charles Bennett Houlton | Secretary | 30 Apr 2002 | 1 Feb 2005 | British | - |
| Jonathan Giles Macartney Wates | Director | 4 Jun 2008 | 27 May 2015 | British | 59 years |
| Michael Edward Wates | Director | 9 Oct 1992 | 2 Oct 2000 | British | 91 years |
| Narinder Singh Sareen | Secretary | 9 Oct 1992 | 29 Apr 1994 | British | - |
| Nicholas Rupert Macandrew | Director | 25 Nov 2003 | 26 Apr 2012 | British | 79 years |
| Paul Chandler | Director | 18 Jun 2018 | 31 Dec 2024 | British | 62 years |
| Paul Christopher Ronald Wates | Director | 9 Oct 1992 | 25 Apr 2006 | British | 88 years |
| Paul Joseph Drechsler | Director | 6 Sept 2004 | 6 Jan 2014 | Irish | 70 years |
| Peter William Johnson | Director | 4 May 2011 | 30 Apr 2013 | British | 79 years |
| Peter William Johnson | Director | 5 Sept 2002 | 25 Apr 2006 | British | 79 years |
| Philip Smith Lord | Director | 9 Oct 1992 | 30 Jun 1995 | British | 92 years |
| Richard Arnold Andrew | Director | 1 May 1995 | 30 Mar 1998 | British | 82 years |
| Susan Elizabeth Harris | Director | 1 Nov 2019 | 4 May 2023 | British | 65 years |
| Terry Ann Styant | Secretary | 30 May 2006 | 31 Dec 2007 | British | - |
| Timothy Andrew De Burgh Wates | Director | 25 Apr 2006 | 23 May 2008 | British | 60 years |
| William Graham Mackie | Secretary | 29 Apr 1994 | 30 Jun 2000 | British | - |