| Alan Christopher Harper | Director | 22 Mar 1993 | 9 Jun 1995 | British | 74 years |
| Alan Roy Hawkins | Director | 11 Jun 1997 | 1 Jun 1999 | British | 71 years |
| Amanda Mary O'brien | Director | 6 Apr 1994 | 5 Jun 1997 | British | 58 years |
| Andrew Edward Charles Scott | Director | 28 Jul 1995 | 5 Jun 1997 | British | 58 years |
| Andrew James De Groot | Director | 3 Aug 2007 | 14 Mar 2012 | British | 57 years |
| Angela Mary Cunningham | Director | 20 Apr 2004 | 27 Nov 2006 | British | 63 years |
| Anthony Francis Geach | Director | 6 Apr 1994 | 5 Jun 1997 | British | 69 years |
| Antoinette Una Moriarty | Director | 1 Aug 1997 | 20 Apr 2004 | British | 58 years |
| Barbara Charlotte Wallace | Secretary | 5 Feb 2010 | 29 Sept 2011 | - | - |
| Brian James Willmott | Director | 28 Jul 1995 | 5 Jun 1997 | British | 59 years |
| Carolyn Jean Whittaker | Secretary | 20 Apr 2004 | 23 Nov 2005 | Other | - |
| Carolyn Smith | Director | 19 Jan 2000 | 30 Mar 2001 | British | 53 years |
| Christine Anne Russell | Secretary | 17 Feb 2012 | 27 Jul 2012 | - | - |
| Colin Campbell Reed | Director | 22 Mar 1993 | 9 Jun 1995 | Scottish | 72 years |
| David Christopher Barton | Director | 14 Mar 2012 | 15 Feb 2019 | British | 51 years |
| David John Tkalcic | Director | 27 Nov 2006 | 3 Aug 2007 | British | 55 years |
| Elizabeth Jayne Marshall | Director | 24 Jun 1997 | 8 Jul 1998 | British | 63 years |
| Glen Good | Director | 7 Aug 1997 | 16 Nov 1999 | British | 69 years |
| Gordon Robert Allan | Director | 12 Dec 1992 | 28 Jul 1995 | British | 64 years |
| Guillaume De Beaufort | Director | 13 Sept 2007 | 14 Mar 2012 | French | 62 years |
| Iain Alexander Mackay | Director | 10 May 2013 | 8 May 2014 | British | 52 years |
| James Duncan | Director | 16 Aug 1995 | 16 Sept 1996 | British | 66 years |
| James Williams | Director | 27 Nov 2006 | 12 Sept 2007 | British | 46 years |
| Jane Byrne | Director | 11 Jun 1997 | 7 Aug 1997 | British | 64 years |
| John Albert Lea | Director | 12 Dec 1992 | 20 Apr 2004 | British | 74 years |
| John Albert Lea | Secretary | 12 Dec 1992 | 20 Apr 2004 | British | - |
| John Storey | Director | 26 Jul 1994 | 7 Aug 1997 | British | 78 years |
| Johnny Stephens | Director | 5 Sept 1996 | 7 Aug 1997 | British | 75 years |
| Karen Everingham | Director | 27 Nov 2006 | 1 Oct 2012 | British | 52 years |
| Kashmir Singh Sirha | Director | 1 Oct 1998 | 4 Oct 2000 | British | 77 years |
| Kenneth William Crawford | Director | 12 Dec 1992 | 18 Feb 1994 | British | 62 years |
| Kevin Anthony Dorey | Director | 7 Aug 1997 | 16 Nov 1999 | British | 61 years |
| Kevin James Davies | Director | 11 Jun 1997 | 19 Oct 1998 | British | 64 years |
| Marcos Castro | Secretary | 23 Nov 2005 | 1 Aug 2008 | Other | - |
| Mark Robert Morris | Director | 9 Jul 2015 | 2 Nov 2018 | British | 62 years |
| Martin Crust | Director | 7 Aug 1997 | 16 Nov 1999 | British | 58 years |
| Martin John Ryan | Director | 14 Mar 2012 | 19 Apr 2013 | British | 54 years |
| Merle Allen | Secretary | 29 Sept 2011 | 8 Nov 2011 | - | - |
| Michael Joseph Nugent | Director | 12 Dec 1992 | 9 Jun 1995 | British | 82 years |
| Neeraj Garg | Director | 12 Feb 2019 | 30 Dec 2020 | Indian | 46 years |
| Nichola Ewen | Director | 15 Dec 1992 | 9 Jun 1994 | British | 63 years |
| Pamela Jane Layzell | Director | 11 Jun 1997 | 7 Aug 1997 | British | 58 years |
| Paulene Mcgarry | Director | 7 Sept 1995 | 5 Jun 1997 | British | 65 years |
| Penelope Ann Strugnell | Director | 12 Dec 1992 | 1 Aug 1997 | British | 60 years |
| Peter Kearney | Director | 1 Oct 1998 | 16 Apr 2002 | British | 73 years |
| Philip Arthur Goulds | Director | 12 Dec 1992 | 5 Jun 1997 | British | 70 years |
| Rbs Secretarial Services Limited | Corporate Secretary | 27 Jul 2012 | 12 Feb 2019 | United Kingdom | - |
| Richard James Hopkins | Director | 20 Apr 2004 | 27 Nov 2006 | British | 67 years |
| Robert Steven Mason | Director | 10 May 2013 | 15 Feb 2019 | British | 46 years |
| Robyn Fay Beresford | Secretary | 1 Aug 2008 | 5 Feb 2010 | Other | - |
| Sean Parker Bowles | Director | 1 Oct 1998 | 27 Nov 2006 | British | 54 years |
| Simon Christopher Dare | Director | 1 Oct 1997 | 19 Jan 2000 | British | 66 years |
| Simon Gary Coleman | Director | 12 Dec 1992 | 18 Feb 1994 | British | 61 years |
| Simon Nicholas Hughes | Director | 26 Jul 1994 | 1 Feb 1999 | British | 59 years |
| Stephen Anthony Lowe | Director | 6 Apr 1994 | 5 Jun 1997 | British | 60 years |
| Stephen William Davies | Director | 18 Feb 1994 | 28 Nov 1994 | British | 58 years |
| Thalanayar Narayanan Vishwanathan | Director | 12 Feb 2019 | 14 Nov 2023 | Indian | 62 years |
| Thomas Lack | Director | 27 Nov 2006 | 30 Apr 2013 | British | 57 years |
| Veerle Maria Gustaaf Damen | Director | 5 Jan 2015 | 23 Mar 2022 | Belgian | 54 years |