| Alison Chorley | Director | 14 Jun 2001 | 1 Oct 2007 | British | 58 years |
| Barbara Jane Moorhouse | Director | 5 Feb 1996 | 31 Mar 1996 | British | 67 years |
| Barbara Jane Moorhouse | Secretary | 6 Apr 1995 | 31 Mar 1996 | British | - |
| Blakelaw Director Services Limited | Corporate Nominee Director | 7 Feb 1995 | 6 Apr 1995 | United Kingdom | - |
| Blakelaw Secretaries Limited | Corporate Nominee Secretary | 7 Feb 1995 | 6 Apr 1995 | United Kingdom | - |
| Colin House | Director | 14 Jun 2001 | 30 Nov 2004 | British | 73 years |
| David Malkin | Director | 1 Dec 2004 | 31 Aug 2013 | British | 75 years |
| Dominic Richard Paul Sherry | Director | 1 Jun 2005 | 31 Aug 2013 | British | 72 years |
| Dominic Sherry | Director | 19 May 2016 | 27 Sept 2023 | British | 72 years |
| Elisabeth Vale | Director | 5 Feb 1996 | 31 Aug 1997 | British | 67 years |
| Gary Richard Hepburn | Director | 1 Feb 1998 | 13 Jun 2001 | British | 61 years |
| Geoffrey Parsons | Director | 5 Feb 1996 | 13 Jun 2001 | British | 68 years |
| Graham Boyce | Director | 5 Feb 1996 | 30 Sept 1997 | British | 77 years |
| Ilse Simonne Adrienne Livett | Director | 13 Sept 2016 | 28 Feb 2023 | Belgian | 42 years |
| Isabel Jane Mackenzie | Director | 1 Feb 1998 | 30 Nov 2004 | British | 57 years |
| Jacqueline Mary Anne Guest | Director | 24 May 2004 | 25 May 2010 | British | 76 years |
| Janet Farrington | Director | 5 Feb 1996 | 30 Sept 1997 | British | 78 years |
| Janice Ann Aram | Director | 15 Nov 2010 | 31 Aug 2013 | British | 65 years |
| John James Jack | Director | 6 Apr 1995 | 30 Nov 1998 | British | 80 years |
| Julie Mary Johanssen | Director | 19 May 2016 | 19 May 2021 | British | 66 years |
| Kevin John Westcott | Director | 18 Feb 2016 | 7 Sept 2016 | British | 64 years |
| Khalid Iqbal | Secretary | 8 Dec 1999 | 12 May 2011 | British | - |
| Margaret Drury | Director | 6 Apr 1995 | 1 Jan 1996 | British | 85 years |
| Marion Angela Browne | Director | 1 Jan 2003 | 16 Sept 2009 | British | 67 years |
| Michael Cawley | Director | 1 Dec 1998 | 8 Dec 1999 | British | 85 years |
| Michael Cawley | Secretary | 1 Apr 1996 | 8 Dec 1999 | British | - |
| Pamela Linda Wright | Director | 14 Jun 2001 | 31 Aug 2013 | British | 66 years |
| Paul Strickland Fleming | Director | 1 Mar 1997 | 9 Jan 1998 | British | 86 years |
| Peter Green | Director | 6 Apr 1995 | 1 Jan 1996 | British | 72 years |
| Peter Jack Green | Director | 1 Feb 1998 | 31 May 2005 | British | 72 years |
| Peter Mulhern Shaw | Director | 8 Dec 1999 | 4 Aug 2010 | British | 80 years |
| Robert Smillie Ross | Director | 1 Feb 1998 | 13 Jun 2001 | British | 74 years |
| Roderick Stuart Edmonds | Director | 5 Feb 1996 | 31 Aug 2013 | British | 84 years |
| Ronald Hillier | Director | 1 Sept 1997 | 4 Jul 2002 | British | 76 years |
| Stewart Allan Wood | Director | 1 May 1997 | 19 Nov 1997 | British | 76 years |
| Tim Neville Wright | Director | 11 Sept 2010 | 1 Jan 2015 | British | 54 years |
| Wayne Harold Felton | Director | 6 Apr 1995 | 1 May 1997 | British | 64 years |
| Wybrand Nauta | Director | 1 Nov 2017 | 15 Apr 2020 | Dutch | 55 years |