| Alan Edward Birch | Director | 24 Jan 2018 | 4 Jul 2018 | British | 56 years |
| Andreas Parzych | Director | 23 Mar 2006 | 22 Oct 2008 | German | 54 years |
| Andrew Charles Mutch Rhodes | Director | 3 Dec 2007 | 23 Jul 2009 | British | 56 years |
| Anne Rosalind Bateson | Nominee Secretary | 12 Apr 1995 | 13 Jul 1995 | British | - |
| Anthony Alec Swift | Secretary | 1 Jan 2003 | 25 Jun 2004 | Other | - |
| Anthony Charles Roper | Director | 28 Oct 1998 | 22 May 2002 | British | 66 years |
| Anthony Charles Roper | Director | 22 May 2002 | 15 Mar 2006 | British | 66 years |
| Asset Management Solutions Limited | Corporate Secretary | 15 Mar 2001 | 31 Dec 2002 | United Kingdom | - |
| Barry Simon Williams | Director | 17 Nov 2004 | 14 Aug 2007 | British | 56 years |
| Christian Lucien Corpetti | Director | 21 Aug 2013 | 11 May 2017 | French | 54 years |
| Danielle Jane Palmer | Director | 29 Jan 2013 | 21 Aug 2013 | British | 46 years |
| David Jon Rushton | Director | 23 Mar 2006 | 22 Oct 2008 | British | 62 years |
| David Richard Bradbury | Director | 24 Jan 2012 | 30 Apr 2019 | British | 57 years |
| Derek Potts | Director | 18 Oct 2001 | 22 May 2002 | British | 68 years |
| Derek Potts | Director | 22 May 2002 | 22 Oct 2008 | British | 68 years |
| Edward Graham Barron | Director | 5 Nov 2001 | 30 Jun 2003 | British | 81 years |
| Florence Marie Francoise Barras | Director | 28 Jul 1999 | 18 Oct 2001 | British,french | 62 years |
| Hannah Gilbey | Director | 1 Dec 2002 | 2 Dec 2003 | British | 55 years |
| Ian Joseph Wells | Director | 23 Oct 1996 | 1 Sept 1997 | British | 75 years |
| Ian Richard Gethin | Director | 17 Nov 2004 | 24 Jan 2018 | British | 55 years |
| Ian Richard Gethin | Director | 4 Jul 2018 | 5 Dec 2022 | British | 55 years |
| James Armstrong | Director | 31 Jul 1996 | 23 Oct 1996 | British | 87 years |
| James Joseph Mccormack | Secretary | 13 Jul 1995 | 1 Apr 1996 | British | - |
| Jamie Pritchard | Director | 30 Apr 2019 | 21 Apr 2023 | British | 55 years |
| Johannes Petrus Heemelaar | Director | 11 May 2017 | 30 Apr 2019 | Dutch | 70 years |
| John Mansel James | Director | 13 Jul 1995 | 31 Jul 1996 | British | 87 years |
| John Mcdonagh | Director | 2 Dec 2003 | 25 Jun 2004 | British | 57 years |
| John Philip George | Secretary | 16 Apr 1999 | 15 Mar 2001 | British | - |
| John Stuart Rushton | Director | 22 May 2002 | 1 Dec 2002 | British | 82 years |
| John Whittington | Director | 12 Jan 1999 | 26 Jan 2001 | British | 66 years |
| Keith Cottrell | Director | 4 Nov 1996 | 26 Jan 2001 | British | 71 years |
| Maria Lewis | Secretary | 27 Sept 2012 | 4 Sept 2015 | British | - |
| Maria Milagros Lopez Simon | Director | 30 Apr 2019 | 3 May 2023 | British | 52 years |
| Michael John Lavers | Director | 31 Jul 1996 | 13 Mar 1999 | British | 83 years |
| Michael John Mercer-deadman | Director | 19 Feb 2001 | 24 Jan 2012 | British | 80 years |
| Neil Smith | Director | 22 Oct 2008 | 29 Jan 2013 | British | 79 years |
| Nicholas Cobbett Dawson | Director | 13 Mar 1999 | 5 Nov 2001 | British | 71 years |
| Nicholas Cobbett Dawson | Director | 5 Nov 2001 | 14 Nov 2001 | British | 71 years |
| Peter Alan James Couldrey | Director | 25 Jun 2004 | 22 Oct 2008 | British | 67 years |
| Peter Geoffrey Shell | Director | 19 Feb 2001 | 15 Mar 2004 | British | 75 years |
| Peter Geoffrey Shell | Secretary | 24 Feb 2002 | 23 Mar 2007 | British | - |
| Peter Geoffrey Shell | Secretary | 24 Apr 2002 | 24 Feb 2003 | British | - |
| Philip Naylor | Secretary | 4 Sept 2015 | 30 Nov 2016 | - | - |
| Pierre Michel Cremieux | Director | 31 Jul 1996 | 16 Apr 1999 | French | 76 years |
| Poh Lim Lai | Nominee Director | 12 Apr 1995 | 13 Jul 1995 | British | 69 years |
| Richard Charles Turner | Director | 27 Feb 2004 | 26 Jun 2004 | British | 59 years |
| Richard Gregory Curtis | Secretary | 1 Apr 1996 | 5 Feb 2001 | British | - |
| Richard Weston | Director | 1 Sept 1997 | 28 Oct 1998 | British | 78 years |
| Roger Keith Miller | Secretary | 15 Mar 2001 | 24 Apr 2002 | British | - |
| Roger Keith Miller | Secretary | 23 Mar 2007 | 27 Sept 2012 | British | - |
| Sally Ann Brooks | Secretary | 1 Apr 1996 | 16 Apr 1999 | British | - |
| Stuart Nigel Jones | Director | 31 Jul 1996 | 4 Nov 1996 | British | 72 years |
| Stuart Nigel Jones | Director | 30 Jun 2003 | 27 Feb 2004 | British | 72 years |
| Teresa Sarah Hedges | Secretary | 30 Nov 2016 | 17 Sept 2018 | - | - |
| William Robert Doughty | Director | 17 Nov 2004 | 3 Mar 2008 | British | 58 years |
| Yves Fernand Mathieu | Director | 16 Apr 1999 | 27 Apr 2000 | French | 81 years |