| Alan Charles Fuller | Director | 23 Dec 1997 | 1 Sept 1999 | British | 68 years |
| Alan Leonard Whitnall | Secretary | 6 Apr 2003 | 29 May 2009 | British | - |
| Alexander Forsyth Ritchie | Director | N/A | 19 Dec 1997 | British | 85 years |
| Andrew Morris | Director | 12 Jul 2002 | 30 Jul 2010 | British | 69 years |
| Antony Millken West | Director | 21 Aug 1992 | 19 Dec 1997 | British | 91 years |
| Arnold Mark Threapleton | Director | 20 May 2019 | 30 Jun 2020 | British | 72 years |
| Austin Reid | Director | 20 Sept 1995 | 19 Dec 1997 | British | 81 years |
| Barrie Edwin Smith | Director | 17 Oct 1991 | 14 Sept 1995 | British | 91 years |
| Barry Dennis Pybis | Director | 19 Dec 1997 | 28 Jan 2000 | British | 71 years |
| Benjamin Colson | Director | 23 Dec 1997 | 1 Sept 1999 | British | 75 years |
| Brian John Cox | Director | 1 Aug 2000 | 3 Jul 2002 | British | 79 years |
| Carla Lucy Stockton-jones | Director | 1 Jul 2020 | 6 Jun 2023 | British | 54 years |
| Christopher David Elliott | Director | 17 Feb 2012 | 2 Sept 2013 | British | 61 years |
| Claire Ansley | Director | 17 Feb 2012 | 15 Aug 2016 | British | 57 years |
| David Reay | Director | 1 Jun 1999 | 12 Jul 2002 | British | 77 years |
| David Reay | Secretary | 1 Jun 1999 | 1 Aug 2002 | British | - |
| Dean Hobson | Director | 15 Aug 2016 | 15 Jun 2018 | British | 46 years |
| Douglas Alexander Mcgrath | Director | 20 Sept 1995 | 19 Dec 1997 | British | 82 years |
| Eric John Newman | Director | 9 Aug 1996 | 19 Dec 1997 | British | 91 years |
| Glenn Vernon Stocks | Director | 23 Sept 2010 | 11 Jul 2011 | British | 67 years |
| Graham Charles Eccles | Director | 12 Jul 2002 | 26 Sept 2005 | British | 80 years |
| Graham Thomas Brown | Director | 1 Dec 1998 | 7 Jan 2002 | British | 76 years |
| Guy Alan Houston | Director | 19 Dec 1997 | 28 May 1999 | British | 55 years |
| Guy Alan Houston | Secretary | 19 Dec 1997 | 28 May 1999 | British | - |
| Ian Ralph Dobbs | Director | 26 Sept 2005 | 28 Feb 2009 | British Australian | 72 years |
| James Harry Milroy Russell | Director | N/A | 1 Aug 1996 | British | 85 years |
| James Norton Stewart | Director | 15 Aug 2016 | 22 Mar 2024 | British | 52 years |
| John Anthony Bygate | Director | 1 Nov 1994 | 10 Apr 1998 | British | 86 years |
| John Edward Mcgee | Director | 17 Oct 1991 | 19 Dec 1997 | British | 83 years |
| Kate Wright | Director | 27 Aug 2013 | 15 Aug 2016 | British | 42 years |
| Malcolm Howitt | Director | 23 Dec 1997 | 8 Sept 2000 | British | 79 years |
| Margaret Patricia Veronica Kay | Director | 17 Feb 2012 | 2 Oct 2017 | British | 68 years |
| Mark Stuart Edwin Haberfield | Director | 28 Feb 2009 | 17 Feb 2012 | British | 63 years |
| Martin Andrew Griffiths | Director | 1 Aug 2000 | 9 Mar 2007 | British | 60 years |
| Martin Andrew Griffiths | Director | 17 Feb 2012 | 8 Jan 2021 | British | 60 years |
| Michael John Vaux | Director | 20 Sept 2010 | 30 Jul 2024 | British | 55 years |
| Michael John Vaux | Secretary | 29 May 2009 | 30 Jul 2024 | British | - |
| Nigel Wragg | Director | 1 Nov 2013 | 20 May 2019 | British | 59 years |
| Paul Graham Lynch | Director | 7 Jan 2002 | 12 Jul 2002 | British | 64 years |
| Philip John Haywood | Director | N/A | 19 Dec 1997 | British | 80 years |
| Roger Thomas Jump | Director | 11 Mar 1994 | 19 Dec 1997 | British | 83 years |
| Samuel Derek Greer | Director | 6 Jun 2023 | 6 Jun 2023 | British | 58 years |
| Thomas Douglas Ian Hoskison | Secretary | N/A | 19 Dec 1997 | British | - |
| Timothy Colin Shoveller | Director | 30 Jul 2010 | 17 Feb 2012 | British | 54 years |
| Timothy Colin Shoveller | Director | 4 Feb 2016 | 20 May 2019 | British | 54 years |
| Timothy David Bilby | Director | 17 Feb 2012 | 22 Mar 2024 | British | 54 years |
| Tony Skilton | Secretary | 1 Aug 2002 | 9 Apr 2003 | British | - |
| William Barry Hinkley | Director | 19 Dec 1997 | 25 Jul 2000 | British | 77 years |