| Alan George Jones | Director | 22 May 1995 | 16 May 1999 | British | 72 years |
| Alan Stephen Antony Wyatt | Director | 31 May 1995 | 30 Jun 1999 | British | 77 years |
| Alison Sarah Beech | Director | 15 Jul 1997 | 1 Nov 1999 | British | 68 years |
| Amber Whittam | Director | 7 Jun 2011 | 31 Aug 2012 | British | 47 years |
| Anna Colombatti | Director | 15 Apr 2019 | 31 Dec 2020 | British,italian | 45 years |
| Anna Mary O'donoghue | Director | 23 Jan 2018 | 28 Feb 2019 | British | 48 years |
| Anthony Christopher Tollerton | Director | 4 Dec 2000 | 12 Jun 2002 | British | 84 years |
| Bernard Jacob Harald Af-forselles | Director | 24 Oct 2011 | 31 Oct 2017 | Swedish | 58 years |
| Bernard Jacob Harald Af-forselles | Director | 26 Jun 2018 | 21 Aug 2018 | Swedish | 58 years |
| Brian Frank Grove | Director | 15 Nov 1993 | 15 Sept 1995 | British | 80 years |
| Bryan Frederick Brumwell | Director | 31 May 1992 | 31 Mar 1995 | British | 90 years |
| Bryan Frederick Brumwell | Director | 21 May 1998 | 1 May 2004 | British | 90 years |
| Caroline Anne Riddy | Secretary | 30 Jun 2020 | 19 Jun 2024 | - | - |
| Caroline Mary Burton | Director | 31 May 1992 | 11 Nov 1993 | British | 76 years |
| Catherine Bass | Director | 22 May 1995 | 1 Nov 1999 | British | 72 years |
| Charles Eric Alexander Hambro | Director | 31 May 1992 | 1 Jun 1993 | British | 96 years |
| Clear Pen Solutions Ltd | Corporate Director | 19 May 2021 | 30 Sept 2022 | United Kingdom | - |
| Daniel Edwin George Jarvie-thomas | Director | 23 Aug 2010 | 31 Aug 2012 | British | 74 years |
| David John Oversby Powell | Director | 21 May 2010 | 31 Aug 2012 | British | 79 years |
| David Winton Watt Torrance | Director | 1 Oct 1998 | 21 Nov 2001 | British | 76 years |
| Denis Trevor George Walker | Director | 30 Jun 1999 | 30 Apr 2000 | British | 78 years |
| Dennis William Moore | Director | 31 May 1992 | 31 Mar 1995 | British | 98 years |
| Dianne Foone Lin Chua | Director | 8 Jul 2016 | 31 Dec 2022 | British | 44 years |
| Douglas Alan Steer-smith | Director | 15 Mar 2007 | 21 May 2010 | British | 81 years |
| Duncan James Hopkin | Director | 3 Mar 1995 | 1 Sept 1995 | British | 83 years |
| Faye Greenway | Director | 24 Jun 2015 | 31 Oct 2016 | British | 48 years |
| Gerald Ernest Upjohn | Director | 4 Dec 2000 | 20 Oct 2004 | British | 80 years |
| Gloria June Gower | Director | 16 May 1999 | 30 Jun 2000 | British | 79 years |
| Helene Andree Paule Fernande Labbe | Director | 6 Mar 2009 | 15 Dec 2010 | French | 53 years |
| Ian David Lea Richardson | Director | 26 Mar 2008 | 14 Oct 2014 | British | 81 years |
| Ian David Lea Richardson | Secretary | 31 Oct 1999 | 6 Oct 2004 | British | - |
| Ivan Trevor Ward | Director | 1 Nov 1999 | 1 Nov 2002 | British | 65 years |
| James Alexander Hardie | Director | 9 Jun 2006 | 31 Aug 2011 | British | 65 years |
| James Thomas Mcdonough | Director | 31 May 1992 | 3 Mar 1995 | British | 93 years |
| Jan Karel Coetzee | Director | 1 Aug 2010 | 23 Mar 2012 | British | 51 years |
| Jane Elizabeth Trower | Director | 19 Aug 1996 | 31 May 1997 | British | 67 years |
| Jeremy Peter Small | Director | 4 Dec 2002 | 1 Dec 2008 | British | 61 years |
| Jeremy Peter Small | Director | 1 Dec 2008 | 27 Aug 2015 | British | 61 years |
| Jeremy Peter Small | Secretary | 6 Oct 2004 | 16 Jun 2020 | British | - |
| Joanne Audrey Richardson | Director | 7 Jun 2007 | 1 Jun 2010 | British | 68 years |
| John Julian Lionel George Sheffield | Director | 31 May 1992 | 26 Mar 2008 | British | 88 years |
| John Martin Redhouse Evans | Director | 31 May 1992 | 31 Mar 1995 | British | 95 years |
| John Reginald William Clayton | Secretary | 3 Jul 1995 | 31 Oct 1999 | British | - |
| John Sinclair | Director | 31 May 1992 | 1 Nov 1999 | British | 78 years |
| Jonathan Charles Naylor | Director | 7 Feb 1995 | 31 May 1995 | British | 70 years |
| Julian Victor Frow Roberts | Director | 1 Nov 1999 | 26 Jul 2000 | British | 69 years |
| Keith Stephen Haddington Lugton | Director | 8 Jun 2004 | 30 Jun 2010 | British | 83 years |
| Kenneth Stanley Savage | Director | 22 May 1995 | 21 May 1998 | British | 98 years |
| Kevin Alan Dobson | Director | 1 Nov 2010 | 31 Aug 2012 | British | 51 years |
| Lindsay Clare J'afari-pak | Director | 6 Mar 2009 | 2 Aug 2010 | British | 56 years |
| Marcus Anthony Beckett Taylor | Director | 15 Apr 2019 | 7 Oct 2020 | British | 56 years |
| Matthew James Dooley | Director | 17 Jan 2011 | 31 Aug 2012 | British | 68 years |
| Michael John Sissons | Director | 31 May 1992 | 1 Dec 1994 | British | 93 years |
| Michael Philip Anthony Solomon | Director | 4 Dec 2000 | 11 Jan 2007 | British | 80 years |
| Moya Jane Hayhurst | Secretary | 19 Jun 2024 | 13 Dec 2024 | - | - |
| Nigel Brown | Director | 20 Dec 2004 | 31 Aug 2011 | British | 70 years |
| Nirali Patel | Director | 26 Feb 2018 | 12 Apr 2019 | British | 45 years |
| Patricia Ann Brady | Director | 4 Dec 2000 | 31 Aug 2012 | British | 73 years |
| Paul James Evans | Director | 26 Jul 2000 | 4 Dec 2000 | British | 61 years |
| Paul James Evans | Director | 21 Nov 2001 | 11 Jun 2003 | British | 61 years |
| Peter John Harrison | Director | 24 Sept 2003 | 16 Jan 2007 | British | 77 years |
| Philippe Louis Herbert Maso Y Guell Rivet | Director | 30 Jun 2003 | 11 Apr 2008 | French | 60 years |
| Richard James Wood | Director | 1 Jul 2010 | 31 Dec 2016 | British | 80 years |
| Richard John Bryant | Director | 1 Sept 1995 | 1 Oct 1998 | British | 80 years |
| Richard Michael Brooks | Director | 16 Jan 2007 | 31 Oct 2010 | British | 57 years |
| Robert Andrew Ewers | Director | 3 Jun 2008 | 24 Oct 2008 | British | 63 years |
| Robert Edmund Lee | Director | 4 Dec 2000 | 7 Jun 2006 | British | 69 years |
| Robert James Wilson Shaw | Secretary | 31 May 1992 | 3 Jul 1995 | British | - |
| Robin Duncan Smith | Director | 12 Jun 2002 | 24 Jun 2010 | British | 63 years |
| Ross Trustees Services Limited | Corporate Director | 24 Feb 2015 | 18 Nov 2022 | United Kingdom | - |
| Roy John William Young | Director | 31 May 1992 | 31 Mar 1995 | British | 94 years |
| Sarah Jane Pearse | Director | 26 Jul 2000 | 24 Sept 2003 | British | 63 years |
| Sidney Arthur Hopkins | Director | 31 May 1992 | 31 May 1993 | British | 94 years |
| Sonia May Wolsey Cooper | Director | 24 Sept 2003 | 7 Jun 2007 | British | 61 years |
| Stephen John Yandle | Director | 15 Dec 2011 | 18 May 2021 | British | 64 years |
| Susan Ann Orr Sneddon | Director | 31 May 1992 | 1 Nov 1999 | British | 77 years |
| Tracey Graham | Director | 1 May 2000 | 26 Jul 2000 | British | 61 years |
| William Remfry | Director | 31 May 1992 | 24 Sept 1992 | British | 104 years |
| Yvette Clare Lloyd | Director | 1 Jul 2016 | 20 Oct 2017 | British | 57 years |