| Alan Hague Coleman | Director | 17 Dec 1992 | 19 May 1995 | British | 83 years |
| Alison Ashcroft | Director | 11 Oct 2019 | 1 Apr 2020 | British | 62 years |
| Charles Reginald Crute | Director | 21 Dec 1991 | 17 Dec 1992 | British | 103 years |
| Colin Eric Fuller | Director | 4 Nov 1996 | 17 Feb 2000 | British | 83 years |
| David Andrew Sutton | Director | 17 Dec 1992 | 24 Feb 1993 | British | 67 years |
| David Andrew Sutton | Director | 6 Jan 1993 | 24 Feb 1993 | British | 67 years |
| David Martin Evans | Director | 6 Jan 1993 | 24 Feb 1993 | British | 88 years |
| David Paul Turner | Secretary | 25 Feb 2000 | 18 Jan 2005 | British | - |
| David Robert Martin | Director | 17 Feb 2000 | 7 May 2002 | British | 75 years |
| David Timothy Chisnall Evans | Director | 31 Jul 1997 | 3 Feb 2000 | British | 60 years |
| Deborah Anne Woodward | Secretary | 26 Mar 1997 | 25 Feb 2000 | British | - |
| Dominic Brady | Director | 21 Dec 1991 | 21 Feb 2000 | British | 67 years |
| Elizabeth Anne Davies | Secretary | 18 Jan 2005 | 16 Dec 2013 | British | - |
| Graham Stanley Roberts | Director | 12 Aug 1999 | 17 Feb 2000 | British | 76 years |
| Henry Norman Shirman | Director | 30 Jun 1997 | 10 Mar 1999 | British | 80 years |
| Howard Edge Farrall | Director | 1 Apr 2010 | 28 Apr 2023 | British | 66 years |
| Iain Fraser Campbell | Secretary | 29 Aug 1996 | 26 Mar 1997 | British | - |
| James Barker Robertson Stronach | Secretary | 21 Jun 1996 | 29 Aug 1996 | British | - |
| James Bernard Walsh | Director | 24 Feb 1993 | 8 Jan 1997 | British | 78 years |
| James Daley | Director | 6 Jan 1993 | 24 Feb 1993 | British | 82 years |
| James Parry | Director | 21 Dec 1991 | 30 Oct 1992 | British | 92 years |
| James Sorby | Director | 24 Feb 1993 | 30 Apr 1996 | British | 82 years |
| John Alexander Lothian | Director | 24 Feb 1993 | 18 Nov 1997 | British | 86 years |
| John Alfred Ray | Director | 17 Feb 2000 | 1 May 2002 | British | 75 years |
| John Edward Rimmer | Director | 15 Mar 2002 | 2 Oct 2015 | British | 76 years |
| John Ian Thompson | Director | 9 Apr 2018 | 8 Mar 2023 | British | 48 years |
| John Ingham | Director | 22 Sept 1992 | 16 Dec 1992 | British | 80 years |
| John Mcintosh | Director | 30 Oct 1992 | 16 Dec 1992 | British | 71 years |
| John Patrick Mccann | Director | 17 Dec 1992 | 24 Feb 1993 | British | 79 years |
| John Philip Duncan | Director | 21 Dec 1991 | 30 Oct 1992 | British | 77 years |
| Julie Ann Linforth | Director | 12 Aug 2016 | 13 Apr 2018 | British | 58 years |
| Keith Henry Davies | Director | 24 Feb 1993 | 26 Nov 1995 | British | 72 years |
| Lorna Edwards | Secretary | 16 Dec 2013 | 12 Jun 2020 | - | - |
| Lorna Edwards | Secretary | 16 Nov 2013 | 16 Nov 2013 | - | - |
| Malcolm Gilkerson | Director | 17 Feb 2000 | 1 Jun 2010 | British | 71 years |
| Mark Andrew Thornley | Director | 1 Apr 2020 | 30 Jun 2020 | British | 47 years |
| Michael Frances Warburton | Director | 24 Feb 1993 | 18 Nov 1997 | British | 83 years |
| Michael Kelly | Director | 21 Dec 1991 | 14 Feb 1992 | British | 83 years |
| Michael Kelly | Secretary | 21 Dec 1991 | 14 Feb 1992 | British | - |
| Norman Jolliffe | Director | 6 Jan 1993 | 24 Feb 1993 | British | 84 years |
| Patrick James Timmons | Director | 21 Dec 1991 | 17 Dec 1992 | Irish | 92 years |
| Paul Evans | Director | 26 Nov 1995 | 18 Nov 1997 | British | 78 years |
| Paul Snape | Director | 17 Dec 1992 | 31 Dec 1995 | British | 75 years |
| Peter Geoffrey Coombes | Director | 21 Dec 1991 | 12 Aug 1999 | British | 90 years |
| Peter Guy | Director | 21 Dec 1991 | 17 Dec 1992 | British | 91 years |
| Philip Cummins | Director | 11 Aug 2010 | 9 Oct 2024 | British | 58 years |
| Philip Martin Stone | Director | 17 Feb 2000 | 21 Jun 2004 | British | 65 years |
| Philip Martin Stone | Director | 20 Aug 2007 | 31 Mar 2021 | British | 65 years |
| Richard Anthony Bowler | Director | 27 Jul 2000 | 22 Dec 2015 | British | 73 years |
| Robert Andrew Hind | Director | 17 Feb 2000 | 30 Jul 2007 | British | 76 years |
| Robert Dawson | Director | 25 Jan 1993 | 20 Mar 2000 | British | 76 years |
| Robert Leigh William Holme | Director | 21 Dec 1991 | 8 Sept 1992 | British | 79 years |
| Ronald Gordon Millington | Director | 15 Jun 1992 | 20 Jun 1996 | British | 79 years |
| Ronald Gordon Millington | Secretary | 15 Jun 1992 | 20 Jun 1996 | British | - |
| Simon Peter Mills | Director | 11 Aug 2010 | 29 Mar 2018 | British | 74 years |
| Stephen John Clayton | Director | 17 Feb 2000 | 1 May 2002 | British | 73 years |
| Stephen Philip Lonsdale | Director | 17 Feb 2000 | 1 May 2002 | British | 69 years |
| Sylvia Renilson | Director | 21 Dec 1991 | 17 Dec 1992 | British | 89 years |
| Thomas Robert Balshaw | Director | 13 Oct 2000 | 31 Mar 2009 | British | 77 years |
| Timothy John Barlow | Secretary | 29 Aug 1996 | 26 Mar 1997 | British | - |
| Tina Colleen Edwards | Director | 11 Jan 2016 | 13 Aug 2021 | British | 44 years |