| Adam Justin Burr | Director | 10 Feb 1999 | 31 Jan 2006 | British | 75 years |
| Alan Tapnack | Director | 10 Feb 1999 | 6 May 2005 | British | 79 years |
| Alexander Charles Wallace Snow | Director | 9 May 2013 | 6 Jun 2013 | British | 57 years |
| Alun Grant Evans | Director | 30 Jan 1997 | 31 Jan 2006 | British | 71 years |
| Andrew Leighton Craig Bell | Director | 22 Oct 2007 | 5 Feb 2010 | English | 71 years |
| Andrew Paul Rydon | Director | 1 Mar 2018 | 7 Feb 2022 | British | 59 years |
| Angela Jane Moon | Secretary | 29 Aug 1992 | 29 Aug 1994 | British | - |
| Anthony Terence Gordon Richards | Director | 10 Feb 1999 | 31 Jan 2006 | British | 82 years |
| Barbara-ann King | Director | 21 Jan 2021 | 15 Feb 2023 | British | 55 years |
| Bernard Kantor | Director | 12 Feb 1997 | 6 May 2005 | Irish | 77 years |
| Bertrand Philippe Viriot | Director | 7 May 1993 | 2 Nov 1994 | French | 87 years |
| Bradley Fried | Director | 8 Nov 2010 | 31 Aug 2015 | British | 61 years |
| Catherine Helen Thorpe | Director | 15 Jan 2016 | 31 Dec 2023 | British | 61 years |
| Christopher George Clarke | Director | 20 Jul 2010 | 31 Mar 2014 | British | 82 years |
| Christopher Philip Hills | Director | 11 Jun 1997 | 31 Jan 2006 | British | 73 years |
| Clive Brangwin | Director | 7 May 1993 | 31 Dec 2004 | British | 84 years |
| Colin Geoffrey Lewis | Director | 7 Feb 2013 | 30 Jun 2017 | British | 67 years |
| David John Hillersdon Bulteel | Director | 2 May 2001 | 30 Jun 2018 | British | 71 years |
| David Michael Van Der Walt | Director | 1 Apr 2020 | 4 Jun 2020 | British | 62 years |
| David Miller | Secretary | 24 Aug 2023 | 21 Sept 2023 | - | - |
| Denis Bedel | Director | 7 May 1993 | 29 Aug 1993 | French | 87 years |
| Denis Bedel | Director | 7 May 1993 | 31 Dec 1996 | French | 87 years |
| Elizabeth Margaret Catchpole | Director | 23 Feb 2016 | 31 Dec 2023 | British | 61 years |
| Eric Humbert Chevre | Director | 7 May 1993 | 31 Dec 1996 | French | 69 years |
| Francis Christopher Carr | Director | 29 Aug 1992 | 13 May 2004 | British | 81 years |
| Francois Jacques Michel Lesheur | Director | 29 Aug 1992 | 30 Sept 1992 | French | 83 years |
| George Charles Nicholas Lane Fox | Director | 1 Feb 2006 | 16 Oct 2007 | English | 63 years |
| Graham Keith Barber | Director | 25 Mar 2009 | 11 Oct 2010 | British | 76 years |
| Grant Nowell Mitchell | Director | 10 Feb 1999 | 16 Nov 2004 | British | 84 years |
| Guy David Orme Davenport | Director | 18 Sept 1995 | 1 Mar 2001 | British | 78 years |
| Guy Jean Marie Noel De Froment | Director | 29 Aug 1992 | 1 Sept 1992 | French | 76 years |
| Harry Romney | Director | 7 May 1993 | 31 Dec 1996 | Spanish | 88 years |
| Henrietta Caroline Baldock | Director | 24 Aug 2021 | 29 Jul 2025 | British | 55 years |
| Hugh Sidney Herman | Director | 12 Feb 1997 | 6 May 2005 | South African | 86 years |
| Iain William Hooley | Secretary | 20 Jul 2010 | 2 Sept 2010 | - | - |
| Ian Maxwell-scott | Director | 7 May 1993 | 31 Mar 2018 | British | 81 years |
| James Kieran Colum Whelan | Director | 23 Jul 2020 | 21 Sept 2023 | Irish | 63 years |
| James Robert Anthony Gordon | Secretary | 12 Jan 2023 | 22 Jun 2023 | - | - |
| Jean-claude Bergadaa | Director | 29 Aug 1992 | 7 May 1993 | British | 76 years |
| Jean-herve Monier | Director | 24 Oct 1994 | 31 Mar 1995 | French | 80 years |
| Jennifer Elizabeth Mathias | Director | 21 Sept 2023 | 31 Dec 2023 | British | 52 years |
| Jonathan David Seal | Director | 1 Feb 2006 | 30 Sept 2012 | British | 66 years |
| Jonathan Peter Wragg | Director | 6 May 2005 | 31 Mar 2020 | British | 59 years |
| Judith Edna Price | Director | 2 Aug 2006 | 3 Jul 2020 | British | 69 years |
| Kathy Cong | Secretary | 2 Sept 2010 | 5 Jul 2013 | - | - |
| Louise Drummond Hall | Director | 16 Apr 2018 | 25 Feb 2021 | British | 60 years |
| Mark John Studdert Redmayne | Director | 7 May 1993 | 30 Aug 2012 | British | 78 years |
| Mark John Studdert Redmayne | Secretary | 31 Jul 1994 | 18 Jun 2007 | British | - |
| Michael Anthony Pickford | Director | 29 Aug 1992 | 7 May 1993 | British | 84 years |
| Michael Anthony Pickford | Director | 18 Sept 1995 | 5 Apr 2000 | British | 84 years |
| Michael Hamer Burns | Director | 6 May 2005 | 31 Mar 2007 | British | 79 years |
| Michael James Otway | Director | 7 May 1993 | 1 Jun 1997 | British | 86 years |
| Michel Potsios | Director | 7 May 1993 | 31 Dec 1996 | Italian | 92 years |
| Mike Rigby | Director | 24 Jun 2008 | 11 Aug 2022 | British | 57 years |
| Monica Louisa Janssens | Secretary | 21 Jan 1994 | 31 Jul 1994 | British | - |
| Murray Allan Mackay | Director | 29 Nov 2013 | 14 Sept 2021 | British | 63 years |
| Nicholas Wilfrid Bagshawe | Director | 10 Feb 1999 | 31 Mar 2007 | British | 81 years |
| Nicola Jane Warren | Director | 13 Nov 2007 | 30 Sept 2012 | British | 61 years |
| Nicola Jane Warren | Director | 1 Jun 2017 | 29 Apr 2021 | British | 61 years |
| Patrick Tudor Crosthwaite | Director | 10 Feb 1999 | 31 Dec 2002 | British | 83 years |
| Paula Mary Watts | Secretary | 18 Jun 2007 | 20 Jul 2010 | British | - |
| Peregrine Kenneth Oughton Crosthwaite | Director | 1 Apr 2020 | 5 Aug 2021 | British | 77 years |
| Philippe Pierre Favre | Director | 18 Sept 1995 | 31 Dec 1996 | British | 74 years |
| Robert Anthony Allen | Director | 1 Feb 2006 | 15 May 2008 | British | 67 years |
| Robert Charles Lister | Director | 20 Jul 2010 | 31 Dec 2020 | British | 66 years |
| Robert Melton Leach | Director | 7 May 1993 | 14 Jan 2005 | British | 86 years |
| Ronald John Bowring Yeldham | Director | 7 May 1993 | 29 Feb 2004 | British | 87 years |
| Sarah Felicity Gentleman | Director | 21 Sept 2023 | 29 Jul 2025 | British | 56 years |
| Simon George Kaye | Director | 22 Oct 2007 | 30 Sept 2012 | British | 65 years |
| Stephen Clark | Director | 7 May 1993 | 10 Jun 1994 | British | 78 years |
| Stephen Koseff | Director | 12 Feb 1997 | 6 May 2005 | South African | 75 years |
| Stephen Maclaurin Elliott | Director | 31 Mar 2002 | 31 Aug 2021 | South African | 72 years |
| Steven Robert Kilday | Secretary | 5 Jul 2013 | 2 Jan 2023 | - | - |
| Timothy May | Director | 18 Sept 1995 | 3 Feb 2002 | British | 74 years |
| Timothy May | Director | 15 Dec 2014 | 29 Aug 2022 | British | 74 years |
| Tomas Haydn Street | Director | 22 Oct 2007 | 1 Oct 2020 | British | 62 years |