| Albert Lord | Director | 1 Sept 1993 | 16 Feb 2001 | British | 82 years |
| Andrew James Clappen | Director | 18 Feb 2016 | 8 Dec 2021 | British | 61 years |
| Andrew Pleasance | Director | 6 Sept 2011 | 18 Feb 2016 | British | 65 years |
| Andrew William Mildmay Fane | Director | 20 Mar 1991 | 28 Mar 1991 | British | 77 years |
| Brian Edward Buck | Secretary | 20 Mar 1991 | 20 Apr 1991 | British | - |
| Christopher Walker | Director | 29 Jan 2003 | 6 Sept 2011 | British | 63 years |
| Darren Anthony Blackhurst | Director | 18 Feb 2016 | 17 Oct 2018 | British | 60 years |
| David Robert Hutchinson | Director | 28 Feb 2001 | 29 Jun 2007 | British | 78 years |
| David Woodhead | Director | 31 May 1992 | 31 Oct 2007 | British | 76 years |
| Elizabeth Claire Taylor | Director | 20 Nov 2020 | 28 Mar 2025 | British | 46 years |
| Francis Robert Emmott | Director | 8 May 1991 | 7 Jul 1993 | British | 83 years |
| Gregory Joseph Mcmahon | Secretary | 16 Mar 2009 | 11 Jan 2013 | British | - |
| Jack Woodhead | Director | 31 May 1992 | 8 Nov 2004 | British | 106 years |
| John Dowd | Director | 1 Sept 1993 | 11 Mar 2002 | British | 83 years |
| John Edward Woodhead | Director | 8 May 1991 | 31 Oct 2007 | British | 77 years |
| Jonathan Craig Lill | Director | 7 Sept 2009 | 18 Feb 2016 | British | 58 years |
| Jonathan James Burke | Secretary | 1 Feb 2001 | 16 Mar 2009 | British | - |
| Jonathan William Reed | Director | 18 Feb 2016 | 10 Jun 2020 | British | 53 years |
| Kenneth Duncan Morrison | Director | 19 Oct 2005 | 13 Mar 2008 | British | 95 years |
| Marie Margaret Melnyk | Director | 30 Jan 2002 | 6 Dec 2006 | British | 68 years |
| Mark Harrison | Director | 20 Sept 2013 | 18 Feb 2016 | British | 63 years |
| Mark Rowan Amsden | Secretary | 13 Feb 2013 | 22 Feb 2017 | - | - |
| Mark Thomas Stitson | Director | 16 May 2017 | 9 Apr 2021 | British | 50 years |
| Martin Ackroyd | Director | 28 Mar 1991 | 25 May 2005 | British | 75 years |
| Martin Ackroyd | Secretary | 28 Mar 1991 | 1 May 1991 | British | - |
| Martin Ackroyd | Secretary | 17 Aug 2000 | 1 Feb 2001 | British | - |
| Martyn Paul Fletcher | Director | 2 May 2007 | 20 Sept 2013 | British | 59 years |
| Michael Gleeson | Director | 18 Feb 2016 | 16 May 2017 | Irish | 57 years |
| Peter Brackenridge | Director | 20 Mar 1991 | 28 Mar 1991 | British | 81 years |
| Stephen Brennan | Secretary | 16 Apr 1991 | 31 Aug 1991 | British | - |
| Trevor Harold Cornthwaite | Secretary | 31 May 1992 | 17 Aug 2000 | British | - |
| Veli Moluluo | Director | 20 Nov 2020 | 17 Nov 2023 | British | 42 years |