| Aldlex Limited | Corporate Secretary | 14 Oct 2002 | 10 Jan 2006 | United Kingdom | - |
| Amanda Dawn Lancaster | Secretary | 10 Jan 2006 | 28 Jul 2006 | British | - |
| Anthony Capo-bianco | Director | 11 Jul 1996 | 31 Aug 2005 | British | 82 years |
| Arunlex Limited | Corporate Secretary | 1 Nov 1991 | 14 Oct 2002 | United Kingdom | - |
| Benjamin John Guyatt | Director | 30 Nov 2009 | 1 Jun 2011 | British | 51 years |
| Carsten Matthias Wendt | Director | 1 Dec 2016 | 6 Sept 2021 | German | 50 years |
| Christian Leclercq | Director | 2 Jun 2008 | 31 Mar 2010 | Belgian | 61 years |
| David John Szymanski | Director | 10 Jan 2006 | 30 Nov 2009 | British | 72 years |
| David Jonathan Clarke | Director | 1 Jun 2011 | 1 Dec 2016 | British | 52 years |
| Graham Dransfield | Director | 28 Jul 2006 | 30 Jun 2008 | British | 75 years |
| Graham Dransfield | Secretary | 10 Dec 2007 | 30 Jun 2008 | British | - |
| Hubert William Ashton | Director | 11 Jul 1996 | 10 Jan 2006 | British | 69 years |
| Jeremy David Nicholas Capo-bianco | Director | 14 Feb 1989 | 10 Jan 2006 | British | 76 years |
| Jonathan David Cook | Director | 13 Jun 2008 | 30 Nov 2009 | British | 49 years |
| Jonathan Peter Morrish | Director | 10 Jan 2006 | 31 Oct 2007 | British | 56 years |
| Joseph Reginald Capo-bianco | Director | 1 Nov 1991 | 11 Jul 1996 | British | 108 years |
| Kenneth Alan Russell | Director | 1 Jul 1998 | 14 Sept 2000 | British | 82 years |
| Paul Derek Tunnacliffe | Secretary | 28 Jul 2006 | 10 Dec 2007 | British | - |
| Peter Cobb | Director | 3 Jul 2001 | 10 Jan 2006 | British | 65 years |
| Richard Robert Gimmler | Director | 10 Jan 2006 | 16 Jun 2008 | British | 59 years |
| Roger Thomas Virley Tyson | Secretary | 31 Jul 2008 | 10 Mar 2016 | British | - |
| Seyda Pirinccioglu | Director | 19 Jul 2010 | 31 Aug 2013 | Turkish | 55 years |
| Susan Jane Friend | Director | 1 May 2003 | 10 Jan 2006 | British | 77 years |
| Timothy Barnett | Director | 3 Jul 2001 | 10 Jan 2006 | British | 67 years |
| Wendy Jane Trott | Director | 10 Jan 2006 | 24 Dec 2008 | British | 60 years |