| Alastair James Murray | Director | 9 Jun 2014 | 10 Apr 2015 | British | 56 years |
| Alexandra Mary Moffatt | Director | 30 Sept 2016 | 3 Jul 2018 | British | 46 years |
| Andrew David Howard | Director | 11 Jun 2015 | 13 Nov 2015 | British | 52 years |
| Andrew David Howard | Director | 15 Jun 2016 | 4 Sept 2018 | British | 52 years |
| Andrew Murray | Director | 26 Aug 2004 | 31 Dec 2012 | British | 75 years |
| Ann Bernice Lancashire | Director | 3 Dec 1991 | 13 Dec 1999 | British | 85 years |
| Ann Bernice Lancashire | Secretary | 3 Dec 1991 | 13 Dec 1999 | British | - |
| Brynley Richard Case | Director | 2 Oct 2013 | 15 Jun 2016 | British | 50 years |
| Capita Company Secretarial Services Limited | Corporate Secretary | 31 Jul 2005 | 1 Dec 2008 | - | - |
| Christopher Michael Green | Director | 2 Oct 2013 | 30 Sept 2016 | British | 60 years |
| Christopher Paul Brooks | Director | 3 Dec 1991 | 2 Jan 2002 | British | 77 years |
| Christopher Paul Brooks | Director | 2 Apr 2002 | 31 Dec 2008 | British | 77 years |
| Christopher Stuart Ashburn | Director | 4 Jul 2018 | 14 Dec 2022 | British | 58 years |
| Daniel James Greenspan | Director | 31 Oct 2012 | 21 Jan 2016 | British | 51 years |
| David Paul Lawrence | Director | 2 Oct 2013 | 9 Jun 2014 | British | 66 years |
| David Ratcliffe | Director | 1 Aug 1995 | 2 Jan 2002 | British | 67 years |
| Edward Roscoe | Director | 3 Dec 1991 | 26 Aug 2004 | British | 84 years |
| Elizabeth Helen Brownell | Director | 14 Dec 2022 | 19 Aug 2024 | British | 41 years |
| Geoffrey Christopher Yates-kneen | Director | 6 Jul 2016 | 7 Apr 2017 | British | 56 years |
| Gordon Mark Hurst | Director | 13 Dec 1999 | 31 Mar 2008 | British | 64 years |
| Gordon Mark Hurst | Secretary | 13 Dec 1999 | 2 Jan 2002 | British | - |
| Graham Cowley | Director | 29 Sept 2010 | 13 Jul 2015 | British | 67 years |
| Graham Williamson | Director | 3 Dec 1991 | 2 Jan 2002 | British | 76 years |
| Graham Williamson | Director | 26 Aug 2004 | 26 Feb 2010 | British | 76 years |
| Ian Buckley | Director | 6 Jul 2016 | 4 May 2018 | British | 62 years |
| Ian Edward Jarvis | Director | 21 Jan 2016 | 6 Jul 2016 | British | 55 years |
| John William Peel | Director | 12 Mar 2003 | 22 Sept 2004 | British | 79 years |
| Jonathan Charles Bradbury Goring | Director | 29 Sept 2010 | 2 Oct 2013 | British | 64 years |
| Martin Mccloskey | Director | 2 Oct 2013 | 30 Jun 2017 | British | 74 years |
| Michael John Whitwell | Director | 1 Nov 2006 | 16 Jun 2008 | British | 74 years |
| Neil Reginald Buthee | Director | 3 Dec 1991 | 2 Jan 2002 | British | 72 years |
| Neil Reginald Buthee | Director | 26 Aug 2004 | 15 May 2015 | British | 72 years |
| Oliver Leonard Wildgoose | Director | 6 Jul 2016 | 22 Sept 2022 | British | 48 years |
| Paul Richard Martin Pindar | Director | 13 Dec 1999 | 31 Mar 2008 | British | 67 years |
| Phillip David Rowland | Director | 26 Aug 2004 | 16 May 2008 | British | 55 years |
| Richard John Mccarthy | Director | 2 Oct 2013 | 25 Sept 2018 | British | 68 years |
| Richard Melvyn Marchant | Director | 22 Jul 2002 | 20 Aug 2007 | British | 72 years |
| Richard Melvyn Marchant | Director | 4 Feb 2013 | 31 Mar 2016 | British | 72 years |
| Russell Muldoon | Director | 1 Mar 2005 | 8 Jul 2005 | British | 55 years |
| Simon John Birchall | Director | 2 Oct 2013 | 6 Jul 2016 | British | 62 years |
| Timothy Jennings | Director | 17 Mar 2006 | 30 Jun 2013 | British | 62 years |
| Tina Maria Fontana | Secretary | 2 Jan 2002 | 31 Jul 2005 | British | - |
| William Conrad Phillips | Director | 1 Jan 2002 | 26 Aug 2004 | British | 82 years |