| Alan James Murray | Director | 30 Jun 2003 | 20 Dec 2005 | British | 73 years |
| Andrew Golder | Director | 5 Jan 2015 | 29 Feb 2016 | British | 76 years |
| Benjamin John Guyatt | Director | 1 Sept 2012 | 28 May 2013 | British | 51 years |
| Brian Charleton | Director | 1 Sept 2013 | 5 Jul 2017 | British | 58 years |
| Brian Charleton | Secretary | 10 Feb 2004 | 12 May 2008 | British | - |
| Brian Jeffrey Howarth | Director | 27 Dec 1996 | 31 Dec 1998 | British | 85 years |
| Brian Jeffrey Howarth | Director | 6 Mar 2000 | 1 Jun 2000 | British | 85 years |
| Carsten Matthias Wendt | Director | 1 Dec 2016 | 6 Oct 2021 | German | 50 years |
| Charles Cedric Hollinsworth | Director | 1 Sept 1998 | 2 Oct 2006 | British | 78 years |
| Christian Leclercq | Director | 1 Oct 2009 | 31 Mar 2010 | Belgian | 61 years |
| Clive Cadwgan James | Director | 1 Jun 2000 | 1 Apr 2005 | British | 78 years |
| Clive Cadwgan James | Director | 20 Dec 2005 | 1 May 2009 | British | 78 years |
| Daniel John Cooper | Director | 1 Jan 2016 | 31 Jan 2019 | Australian | 56 years |
| David Anthony Bagshaw | Director | 1 Apr 2015 | 31 Oct 2019 | British | 67 years |
| David Connal Cather | Director | 20 Dec 2005 | 30 Sept 2006 | British | 67 years |
| David Egan | Director | 20 Dec 2005 | 30 Jun 2008 | Australian | 59 years |
| David James Tonkin | Director | 30 Jun 2003 | 31 Jul 2004 | British | 64 years |
| David John Szymanski | Director | 20 Dec 2005 | 30 Nov 2009 | British | 72 years |
| David Jonathan Clarke | Director | 12 Sept 2013 | 1 Dec 2016 | British | 52 years |
| Ellen Marie Hogan | Director | 1 Sept 2013 | 28 Feb 2014 | British | 54 years |
| Filbuk (secretaries) Limited | Corporate Secretary | 15 Mar 1996 | 28 Aug 1996 | United Kingdom | - |
| Filbuk Nominees Limited | Corporate Director | 15 Mar 1996 | 28 Aug 1996 | United Kingdom | - |
| Gary Charles Mcardle | Director | 6 Dec 2004 | 20 Dec 2005 | British | 66 years |
| George William Bolsover | Director | 27 Dec 1996 | 1 Jun 2000 | British | 76 years |
| Guy Charles Edward | Director | 2 Oct 2006 | 1 Apr 2009 | British | 61 years |
| Ian Alan Duncan Peters | Director | 1 Dec 2000 | 30 Jun 2003 | British | 61 years |
| Ian Michael Bredbury | Director | 1 Sept 2013 | 1 Jan 2015 | British | 60 years |
| James Alexander Claydon | Director | 1 Aug 2012 | 31 Aug 2013 | British | 66 years |
| James Richard Green | Director | 1 Dec 2020 | 24 Jun 2024 | British | 65 years |
| James Richard Stirk | Director | 28 Aug 1996 | 27 Dec 1996 | British | 67 years |
| James Richard Stirk | Secretary | 28 Aug 1996 | 27 Dec 1996 | British | - |
| James Stuart Whitelaw | Director | 5 Jul 2017 | 18 Feb 2019 | British | 54 years |
| Jean-pierre Janse Van Rensburg | Secretary | 12 May 2008 | 19 Mar 2013 | British | - |
| Jill Greenwood | Secretary | 27 Dec 1996 | 10 Feb 2004 | British | - |
| Johannes Frederick Van Blerk Serfontein | Director | 24 Jul 2009 | 16 Feb 2011 | South African | 58 years |
| John Charles Meins | Director | 27 Dec 1996 | 19 May 1997 | British | 87 years |
| John Ferguson Bowater | Director | 28 Aug 1996 | 1 Jun 2000 | British | 77 years |
| John Joseph Thomas Hewitt Glaves | Director | 27 Dec 1996 | 1 Sept 1998 | British | 88 years |
| John Kenneth Hopkins | Director | 19 May 1997 | 9 Aug 2001 | British | 82 years |
| Jonathan David Cook | Director | 1 Apr 2010 | 17 May 2011 | British | 49 years |
| Jonathan Peter Morrish | Director | 1 Dec 2009 | 31 Aug 2012 | British | 56 years |
| Julie Ann Sugden | Director | 17 Feb 2015 | 1 Feb 2018 | British | 43 years |
| Karim Hajjar | Director | 20 Dec 2005 | 29 Jul 2009 | British | 63 years |
| Mark Roger Atkinson | Director | 1 Mar 2014 | 12 Jan 2015 | British | 48 years |
| Michael Alan Ogden | Director | 9 Aug 2001 | 30 Jun 2004 | British | 72 years |
| Nicholas Lemon | Director | 1 Feb 2018 | 30 Nov 2020 | British | 54 years |
| Patrick Joseph O'shea | Director | 3 Sept 2004 | 20 Dec 2005 | British | 68 years |
| Patrick Joseph O'shea | Director | 18 Apr 2013 | 31 Aug 2013 | British | 68 years |
| Paul Francis William Cottrell | Director | 29 Jul 2009 | 25 Jan 2013 | British | 60 years |
| Paul Gwilt | Director | 27 Dec 1996 | 6 Mar 2000 | British | 79 years |
| Peter Wood | Director | 27 Dec 1996 | 1 Mar 1999 | British | 89 years |
| Philip Andrew Bradshaw | Director | 29 Feb 2016 | 30 Nov 2020 | British | 63 years |
| Philip David Richards | Director | 17 Feb 2011 | 2 Apr 2013 | British | 70 years |
| Philip Martin Cox | Director | 1 Sept 2013 | 1 Apr 2015 | English | 67 years |
| Richard Antony Bruce Varcoe | Director | 31 Oct 1997 | 1 Dec 2000 | British | 67 years |
| Richard Robert Gimmler | Director | 1 Sept 2008 | 24 Jul 2009 | British | 59 years |
| Robert Sinclair Robertson | Director | 1 Jun 2000 | 20 Dec 2005 | British | 75 years |
| Roger Thomas Virley Tyson | Secretary | 29 Apr 2013 | 10 Mar 2016 | - | - |
| Seyda Pirinccioglu | Director | 25 Apr 2013 | 31 Aug 2013 | Turkish | 55 years |
| Simon Ashley Small | Secretary | 19 Mar 2013 | 29 Apr 2013 | - | - |
| Simon Lloyd Willis | Director | 1 Apr 2009 | 17 May 2013 | British | 61 years |
| Simon Neil Vivian | Director | 27 Dec 1996 | 30 Jun 2003 | British | 69 years |
| Simon Roger Fernley | Director | 27 Dec 1996 | 31 Oct 1997 | British | 76 years |
| Terence Robert Last | Director | 26 Apr 2005 | 20 Dec 2005 | British | 76 years |
| Terence Robert Last | Director | 25 Jan 2013 | 2 Apr 2013 | British | 76 years |
| Timothy Conrad Langston Hall | Director | 1 Jun 2000 | 20 Dec 2005 | English | 73 years |