| Adrian James Henry Ewer | Director | 11 Nov 1998 | 18 Oct 1999 | British | 72 years |
| Adrian James Henry Ewer | Director | 22 Jun 2006 | 26 Mar 2014 | British | 72 years |
| Andrew Erskine Friend | Director | 18 Oct 1999 | 22 Jun 2006 | British | 73 years |
| Andrew Frederic Harmer | Director | 3 Mar 2010 | 3 Oct 2011 | British | 61 years |
| Andrew John Sherwood | Director | 12 Oct 2011 | 23 Oct 2015 | British | 55 years |
| Angela Dunbar | Secretary | 11 Nov 1998 | 2 Feb 2001 | British | - |
| Angela Siobhan Mcdonald | Director | 1 Apr 2009 | 31 Jan 2015 | British | 50 years |
| Anthony Charles Roper | Director | 12 Jul 2002 | 15 Mar 2006 | British | 65 years |
| Asset Management Solutions Limited | Corporate Secretary | 9 Mar 2001 | 31 Oct 2002 | United Kingdom | - |
| Benjamin Jon Grew | Director | 6 Apr 2023 | 11 May 2023 | British | 43 years |
| Brett Johannes Theodorus Pieterse | Director | 1 Dec 2015 | 7 Jul 2016 | British,south African | 50 years |
| Carolyn Tracy Cattermole | Director | 26 Mar 2014 | 29 Mar 2018 | British | 65 years |
| Christopher Brian Waples | Director | 1 Dec 2009 | 31 Jan 2019 | British | 66 years |
| Christopher John Martin | Director | 11 Nov 1998 | 17 Feb 1999 | British | 58 years |
| Clare Underwood | Director | 12 Sept 2018 | 14 Jan 2022 | British | 53 years |
| David Martin Lowry | Director | 10 Aug 2020 | 21 Oct 2020 | British | 44 years |
| David Michael Hardy | Director | 1 Apr 2010 | 7 Feb 2011 | British | 68 years |
| Derek Potts | Director | 17 Jul 2002 | 26 Sept 2007 | British | 67 years |
| Derek Potts | Director | 7 Feb 2011 | 31 Mar 2017 | British | 67 years |
| Emily Martin | Secretary | 8 May 2019 | 31 Jan 2022 | - | - |
| Florence Marie Francoise Barras | Director | 1 Feb 2001 | 28 Jun 2002 | British,french | 61 years |
| Gary Stephen Lucas | Director | 21 Mar 2001 | 17 Nov 2003 | British | 67 years |
| Geoffrey Wyn Williams | Director | 20 Jul 1998 | 11 Nov 1998 | British | 81 years |
| Ian Joseph Wells | Director | 17 Jul 2002 | 17 Nov 2003 | British | 74 years |
| James Haydn Abbott | Director | 20 Mar 2023 | 17 Apr 2025 | British | 46 years |
| James Martin Storer | Director | 27 Jan 2003 | 23 Sept 2003 | British | 68 years |
| Jane Elizabeth Webb | Director | 26 Sept 2007 | 29 Apr 2011 | Irish | 49 years |
| John Whittington | Director | 17 Feb 1999 | 2 Feb 2001 | British | 65 years |
| Louise Katherine Poulter | Director | 10 Feb 2004 | 30 Nov 2008 | British | 56 years |
| Luciana Germinario | Director | 9 May 2019 | 31 Jul 2020 | English | 51 years |
| Lynette Gillian Krige | Director | 17 Nov 2003 | 30 Apr 2011 | British | 59 years |
| Maria Lewis | Secretary | 27 Sept 2012 | 4 Sept 2015 | British | - |
| Patrick Francis John O'donnell Bourke | Director | 10 May 2011 | 9 May 2019 | British | 68 years |
| Peter Geoffrey Shell | Secretary | 12 Apr 2002 | 23 Mar 2007 | British | - |
| Philip Naylor | Secretary | 4 Sept 2015 | 18 Jan 2019 | - | - |
| Richard Gregory Curtis | Secretary | 20 Jul 1998 | 2 Feb 2001 | British | - |
| Richard Weston | Director | 11 Nov 1998 | 26 Sept 2007 | British | 77 years |
| Roger Keith Miller | Secretary | 2 Feb 2001 | 12 Apr 2002 | British | - |
| Roger Keith Miller | Secretary | 23 Mar 2007 | 27 Sept 2012 | British | - |
| Romina Dawson-hall | Director | 7 Jul 2016 | 17 Jun 2019 | British | 52 years |
| Stuart Martin Colvin | Director | 3 Oct 2011 | 6 Apr 2023 | British | 53 years |
| Stuart Nigel Jones | Director | 11 Nov 1998 | 7 Feb 2001 | British | 71 years |
| Timothy Garnet Foster | Director | 31 Jan 2015 | 17 Jan 2019 | British | 67 years |
| Victoria Burnett | Secretary | 1 Feb 2022 | 14 Dec 2022 | - | - |
| Warren Lee | Director | 14 Jan 2022 | 20 Mar 2023 | British,american | 45 years |