| Alan Leonard Whitnall | Director | 30 Oct 1992 | 29 Nov 2002 | British | 78 years |
| Alan Leonard Whitnall | Secretary | 30 Oct 1992 | 1 May 1993 | British | - |
| Alan Leonard Whitnall | Secretary | 20 Aug 2002 | 29 May 2009 | British | - |
| Alex Paul Carter | Director | 2 Nov 1992 | 21 Aug 1997 | British | 67 years |
| Andrew William Dyer | Director | 16 Feb 1999 | 11 Jul 2015 | British | 72 years |
| Ann Heron Gloag | Director | 30 Oct 1992 | 20 Apr 1998 | British | 84 years |
| Anthony Geoffrey Cox | Director | 30 Oct 1992 | 20 Jun 1994 | British | 73 years |
| Arnold Mark Threapleton | Director | 18 Apr 2017 | 30 Jun 2020 | British | 72 years |
| Barry Alfred Warner | Director | 30 Oct 1992 | 20 Sept 1993 | British | 80 years |
| Barry Alfred Warner | Director | 29 Nov 1993 | 19 Apr 1999 | British | 80 years |
| Benjamin Colson | Director | 1 May 1993 | 21 Aug 1997 | British | 75 years |
| Brian John Cox | Director | 30 Oct 1992 | 7 Dec 1998 | British | 79 years |
| Brian John Cox | Director | 1 Aug 2000 | 3 Jul 2002 | British | 79 years |
| Brian Souter | Director | 30 Oct 1992 | 20 Apr 1998 | British | 72 years |
| Carla Lucy Stockton-jones | Director | 24 Feb 2020 | 3 Jul 2023 | British | 54 years |
| Christopher Michael Tyler | Director | 21 Aug 1997 | 15 Jun 1998 | British | 67 years |
| Christopher Michael Tyler | Secretary | 21 Aug 1997 | 15 Jun 1998 | British | - |
| Colin Brown | Director | 30 Dec 2004 | 31 May 2019 | British | 58 years |
| Debra Topliff | Director | 30 Oct 1992 | 19 Apr 1999 | British | 65 years |
| Edward Leonard Hodgson | Director | 1 Oct 2016 | 30 Sept 2021 | British | 56 years |
| Edward Leonard Hodgson | Director | 22 Oct 2021 | 30 Sept 2022 | British | 56 years |
| Forbes Waddington Webb | Director | 1 May 1993 | 15 Aug 1994 | British | - |
| Forbes Waddington Webb | Secretary | 1 May 1993 | 15 Aug 1994 | British | - |
| Gary James Nolan | Director | 2 May 2013 | 28 Dec 2016 | British | 70 years |
| James David Ferdinand Freeman | Director | 30 Sept 2005 | 31 Jul 2007 | British | 70 years |
| James Ian Davies | Director | 26 Sept 1994 | 17 Nov 1995 | British | 78 years |
| Keith Robertson Cochrane | Director | 20 Apr 1998 | 1 Aug 2000 | British | 61 years |
| Leslie Brian Warneford | Director | 22 Nov 2002 | 26 Apr 2013 | British | 78 years |
| Martin Andrew Griffiths | Director | 1 Aug 2000 | 30 Dec 2004 | British | 60 years |
| Martin Herbert Stoggell | Director | 4 Dec 1998 | 22 Nov 2002 | British | 74 years |
| Martin Herbert Stoggell | Secretary | 4 Dec 1998 | 20 Aug 2002 | British | - |
| Michael Edward Head | Director | 15 Jun 1998 | 4 Dec 1998 | British | 60 years |
| Michael Edward Head | Secretary | 15 Jun 1998 | 4 Dec 1998 | British | - |
| Michael John Kinski | Director | 20 Apr 1998 | 30 Nov 1998 | British | 74 years |
| Michael John Reeve | Director | 1 Mar 1995 | 21 Aug 1997 | English | 82 years |
| Michael John Reeve | Secretary | 15 Aug 1994 | 21 Aug 1997 | English | - |
| Michael John Vaux | Director | 31 Mar 2009 | 28 Dec 2016 | British | 55 years |
| Michael John Vaux | Secretary | 29 May 2009 | 30 Jul 2024 | British | - |
| Michael Watson | Director | 1 Jul 2015 | 28 Apr 2017 | British | 53 years |
| Peter John Sephton | Director | 26 Sept 1994 | 11 Jan 1996 | British | 82 years |
| Peter Michael Shaw | Director | 12 Dec 1994 | 30 Apr 1995 | British | 72 years |
| Richard Thomas Alexander | Director | 1 May 1993 | 29 Nov 2002 | British | 78 years |
| Robert Gervase Andrew | Director | 31 Mar 2009 | 28 Dec 2016 | British | 63 years |
| Robert Montgomery | Director | 31 Mar 2009 | 22 Mar 2017 | British | 74 years |
| Roger William Bowker | Director | 29 Feb 2000 | 24 Nov 2000 | British | 85 years |
| Rupert Miles Cox | Director | 1 Oct 2021 | 31 Aug 2023 | British | 46 years |
| Samuel Derek Greer | Director | 10 Mar 2010 | 28 Dec 2016 | British | 58 years |
| William Barry Hinkley | Director | 30 Oct 1992 | 25 Jul 2000 | British | 77 years |