| Anthony Charles Taylor | Secretary | 20 Mar 1997 | 30 Jun 1998 | British | - |
| Combined Nominees Limited | Corporate Nominee Director | 15 Feb 1996 | 1 Mar 1996 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Director | 15 Feb 1996 | 1 Mar 1996 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Secretary | 15 Feb 1996 | 1 Mar 1996 | United Kingdom | - |
| David James Lanchester | Director | 1 Mar 1996 | 25 Jul 1996 | British | 65 years |
| David James Lanchester | Secretary | 1 Mar 1996 | 20 Mar 1997 | British | - |
| David Keith Tipping | Secretary | 30 Jun 1998 | 10 Apr 2012 | British | - |
| Elizabeth Barbara Cheney | Secretary | 24 Apr 2017 | 31 Dec 2017 | - | - |
| James Thomas Holliday | Director | 15 Mar 2016 | 31 Dec 2017 | British | 70 years |
| Jeremy Philip Hilton Vickers | Secretary | 19 Jun 2014 | 24 Jul 2015 | - | - |
| Jeremy Philip Hilton Vickers | Director | 23 May 2014 | 24 Jul 2015 | British | 68 years |
| Jeremy Simon Gee | Director | 15 Mar 2017 | 17 Sept 2018 | British | 58 years |
| John Bryan Cousins | Director | 25 Jul 1996 | 31 Dec 2010 | British | 93 years |
| Martin Frank Jewell | Director | 24 May 1999 | 30 Jul 2002 | English | 81 years |
| Martin John Sidders | Director | 7 Apr 2009 | 19 Jun 2014 | British | 67 years |
| Martin John Sidders | Secretary | 11 Apr 2012 | 19 Jun 2014 | - | - |
| Martin Richard Smith | Director | 16 Apr 2007 | 31 Dec 2020 | British | 70 years |
| Michael Blakey | Director | 24 Jul 2015 | 30 Jun 2020 | British | 62 years |
| Michael Raymond Walker | Director | 15 Mar 2016 | 30 Apr 2021 | British | 67 years |
| Nicholas Martin Dulcken | Director | 21 Jul 2008 | 31 Dec 2019 | British | 58 years |
| Richard Henry Westcott | Director | 1 Mar 1996 | 30 Apr 2001 | British | 78 years |
| Richard James Paterson | Director | 15 Mar 2016 | 31 Mar 2020 | British | 68 years |
| Richard John Lotherington | Director | 20 Mar 2001 | 16 Feb 2007 | British | 65 years |
| Stephen Charles Casey | Director | 25 Jul 1996 | 31 Mar 2010 | British | 76 years |
| Steven James Gough | Director | 30 Jul 2002 | 9 Aug 2007 | British | 63 years |
| Susan Gaynor Hide | Secretary | 24 Jul 2015 | 24 Apr 2017 | - | - |
| William Frederick Blincoe | Director | 16 Apr 2007 | 18 Dec 2009 | British | 71 years |