| Altaf Moledina | Director | 6 Dec 2012 | 12 Apr 2019 | United Kingdom | 51 years |
| Andrew Steven Bryan | Director | 1 Aug 2015 | 1 Oct 2021 | British | 56 years |
| Anthony Alister Dunning | Director | 22 Mar 1992 | 30 Apr 1998 | British | 85 years |
| Birgit Amelia Compton | Director | 1 Jul 2006 | 31 Jul 2011 | British | 59 years |
| Birgit Amelia Compton | Director | 3 Dec 2015 | 1 Oct 2021 | British | 59 years |
| Brian John Charles Allnutt | Director | 1 May 1997 | 30 Jun 2006 | British | 87 years |
| Brian May | Director | 1 Jul 2006 | 1 Oct 2021 | British | 80 years |
| Brian May | Secretary | 22 Mar 1992 | 1 Dec 2004 | British | - |
| Christopher William Hindle | Director | 1 May 1997 | 31 Jan 1999 | British | 80 years |
| Ciaran Joseph Murphy | Director | 1 Aug 2006 | 9 Jan 2014 | Irish | 63 years |
| Clive Laurance Veck | Secretary | 1 Dec 2004 | 22 Dec 2017 | British | - |
| Colin Frost | Director | 12 Sept 2008 | 1 Oct 2021 | British | 61 years |
| Colin Malcolm Seller | Director | 1 Jul 2006 | 1 Oct 2021 | British | 62 years |
| David Mcgibney | Director | 21 Mar 1997 | 30 Apr 1999 | British | 72 years |
| David Michael Howard Barnes | Director | 1 May 1997 | 31 Dec 2001 | British | 64 years |
| Elizabeth Mary Greenfield | Director | 17 Aug 2009 | 1 Oct 2021 | British | 68 years |
| Francesca Jane Kidd | Director | 1 Jul 2002 | 1 May 2006 | British | 60 years |
| Ian Joseph Smith | Director | 1 Jul 2014 | 1 Oct 2021 | British | 77 years |
| Ian Mckenzie | Director | 1 Jul 2002 | 1 May 2006 | British | 70 years |
| James Arthur Milson | Director | 16 Sept 1994 | 31 Dec 1996 | British | 75 years |
| John Joseph Collins | Director | 1 Jul 2006 | 30 Jun 2010 | British | 79 years |
| John Lissaman | Director | 22 Mar 1992 | 30 Nov 1994 | British | 89 years |
| Karolyn Fletcher | Director | 1 May 1998 | 31 Mar 2006 | British | 64 years |
| Kenneth Andrew Maitland Thomson | Director | 1 Jul 2006 | 30 Jun 2014 | British | 50 years |
| Kevin John Charles Gibson | Director | 1 Jul 2018 | 1 Oct 2021 | Canadian | 47 years |
| Kevin Keating | Director | 22 Mar 1992 | 19 May 2000 | Usa | 83 years |
| Lisa Marie Pringle | Director | 7 Mar 2012 | 3 Dec 2015 | British | 51 years |
| Louis Philip Jones | Director | 1 Jul 2006 | 9 Dec 2010 | British | 61 years |
| Martin Theodore Ferber | Director | 1 May 1999 | 30 Jun 2015 | British | 72 years |
| Matthew James Sumner | Director | 1 Jul 2006 | 12 Jan 2012 | British | 54 years |
| Maurice Ernest Jones | Director | 22 Mar 1992 | 30 Jun 2002 | British | 81 years |
| Michael Christopher Hall | Director | 22 Mar 1992 | 30 Sept 1999 | British | 81 years |
| Nicholas Buckley Shepperson | Director | 8 Dec 2011 | 1 Oct 2021 | British | 71 years |
| Nicholas Charles Elford | Director | 1 Apr 2020 | 1 Oct 2021 | British | 57 years |
| Patrick John Mckenna | Director | 8 Mar 2014 | 1 Oct 2021 | Irish | 46 years |
| Paul Stephen Rayner | Director | 5 Jan 2011 | 3 Dec 2012 | British | 67 years |
| Peter Charles Coe | Director | 1 Jul 2006 | 1 Oct 2021 | British | 78 years |
| Rachel Terry | Secretary | 7 Dec 2017 | 30 Apr 2024 | - | - |
| Robert Hugh Thomas | Director | 1 Jun 2001 | 18 Jun 2006 | British | 64 years |
| Robin George Mulhern | Director | 21 Jun 1991 | 30 Sept 1994 | British | 88 years |
| Robin George Mulhern | Director | 22 Mar 1992 | 22 Mar 1993 | British | 88 years |
| Serge Gustave Jezequel | Director | 7 Feb 2000 | 31 Mar 2002 | British | 76 years |
| Serge Gustave Jezequel | Director | 1 Jul 2002 | 18 Jun 2008 | British | 76 years |
| Sharon Alexandra Warre-dymond | Director | 9 Jun 2005 | 17 Aug 2009 | British | 59 years |
| Sharon Kinsman | Director | 1 Jul 2000 | 31 Jul 2006 | Us | 69 years |
| Simon John Fleet | Director | 1 May 1997 | 31 May 2002 | British | 86 years |
| Simon Peregrine Norris | Director | 1 Oct 1999 | 1 Jan 2001 | British | 69 years |
| Stella Eccles | Director | 4 Jul 2002 | 30 Jun 2006 | British | 69 years |
| Stephen John Gale-batten | Director | 1 Jul 2010 | 1 Jul 2018 | British | 72 years |
| Suzanne Wood | Director | 15 Jan 2001 | 31 May 2005 | British | 60 years |
| Timothy Bentley | Director | 16 Dec 1994 | 1 Jun 2001 | British | 82 years |