| Andrew Thomas Higginson | Director | 1 Oct 2014 | 27 Oct 2021 | British | 69 years |
| Belinda Carew Jones | Director | 1 Sept 2015 | 10 Sept 2020 | British | 68 years |
| Brian Barnfather | Director | 31 May 1991 | 31 Aug 1991 | British | 81 years |
| Brian John Flanagan | Director | 1 Jul 2005 | 9 Jun 2011 | British | 74 years |
| Charles Martyn Jones | Director | 9 Mar 2007 | 9 Sept 2010 | British | 68 years |
| David Charles Jones | Director | 21 May 2004 | 30 Jun 2006 | British | 83 years |
| David Robert Hutchinson | Director | 18 Mar 2002 | 29 Jun 2007 | British | 78 years |
| David Tom Potts | Director | 16 Mar 2015 | 1 Nov 2023 | British | 69 years |
| Duncan Henry Davidson | Director | 21 May 2004 | 23 Mar 2005 | British | 85 years |
| Francis Robert Emmott | Director | 31 May 1991 | 7 Jul 1993 | British | 83 years |
| George Duncan Buttle | Director | 31 May 1991 | 28 Jan 2000 | British | 89 years |
| Gregory Joseph Mcmahon | Secretary | 16 Mar 2009 | 1 Feb 2013 | British | - |
| Ian Gibson | Director | 1 Sept 2007 | 31 Jan 2015 | British | 79 years |
| Irwin Chua Lee | Director | 1 Sept 2015 | 31 Aug 2016 | British | 62 years |
| Jeremy Charles Douglas Townsend | Director | 6 Jul 2020 | 27 Oct 2021 | British | 62 years |
| Johanna Elizabeth Martin Waterous | Director | 1 Feb 2010 | 31 Jan 2016 | Canadian | 69 years |
| John Dowd | Director | 31 May 1991 | 11 Mar 2002 | British | 83 years |
| Jonathan James Burke | Secretary | 1 Feb 2001 | 16 Mar 2009 | British | - |
| Keith Hutchinson | Director | 31 May 1991 | 21 Sept 1994 | British | 93 years |
| Kenneth Duncan Morrison | Director | 31 May 1991 | 13 Mar 2008 | British | 95 years |
| Kevin John Havelock | Director | 1 Feb 2018 | 27 Oct 2021 | British | 69 years |
| Lyssa Ruth Mcgowan | Director | 12 Aug 2020 | 27 Oct 2021 | British | 49 years |
| Marc Bolland | Director | 1 Sept 2006 | 1 Feb 2010 | Dutch | 67 years |
| Marie Margaret Melnyk | Director | 25 Aug 1993 | 6 Dec 2006 | British | 68 years |
| Mark Gunter | Director | 1 Feb 2000 | 9 Jun 2011 | British | 68 years |
| Mark Rowan Amsden | Secretary | 1 Feb 2013 | 15 Feb 2017 | - | - |
| Martin Ackroyd | Director | 31 May 1991 | 26 May 2005 | British | 75 years |
| Martin Ackroyd | Secretary | 31 May 1991 | 1 Feb 2001 | British | - |
| Michael Gleeson | Director | 3 Feb 2020 | 4 Apr 2022 | Irish | 57 years |
| Nigel Mark Inches Robertson | Director | 1 Jul 2005 | 13 Mar 2013 | British | 67 years |
| Paul Victor Falzon Sant Manduca | Director | 6 Sept 2005 | 9 Mar 2011 | British,maltese | 75 years |
| Paula Anne Vennells | Director | 1 Jan 2016 | 25 Apr 2021 | British | 67 years |
| Penelope Lesley Hughes | Director | 1 Jan 2010 | 31 Dec 2015 | British | 67 years |
| Philip Gotsall Cox | Director | 1 Apr 2009 | 31 Dec 2015 | British | 75 years |
| Richard Colin Neil Davidson | Director | 1 Oct 2015 | 26 Apr 2020 | British | 75 years |
| Richard Gillingwater | Director | 1 Mar 2013 | 4 Jun 2015 | British | 70 years |
| Richard John Pennycook | Director | 1 Oct 2005 | 10 Apr 2013 | British | 62 years |
| Robert Winston Stott | Director | 17 Apr 1997 | 29 Sept 2006 | British | 83 years |
| Roger Anthony Owen | Director | 31 May 1991 | 1 Feb 2009 | British | 78 years |
| Rooney Anand | Director | 1 Jan 2016 | 27 Oct 2021 | British | 62 years |
| Susan Elizabeth Murray | Director | 1 Jul 2005 | 31 Dec 2009 | British | 69 years |
| Susanne Johanne Given | Director | 12 Aug 2020 | 27 Oct 2021 | Danish | 62 years |
| Timothy David Dalton Philips | Director | 29 Mar 2010 | 16 Feb 2015 | Irish | 58 years |
| Tony Van Kralingen | Director | 1 Sept 2017 | 29 Apr 2020 | South African | 68 years |
| Trevor John Strain | Director | 10 Apr 2013 | 27 Sept 2022 | British | 51 years |