| Alexander Filshie | Director | 4 Feb 2021 | 31 Mar 2023 | British | 59 years |
| Alexander James Maddox | Director | 21 Sept 2016 | 28 Jan 2020 | British | 56 years |
| Alison Hutchinson | Director | 27 Jun 2005 | 14 Apr 2008 | British | 59 years |
| Amany Attia | Director | 24 Sept 2015 | 30 Sept 2017 | British | 65 years |
| Andrew Clapham | Director | 14 Apr 2008 | 26 Mar 2010 | British | 62 years |
| Ann Sara Tomsett | Director | 18 Aug 1998 | 14 Apr 2008 | British | 71 years |
| Ann Sara Tomsett | Secretary | 27 Aug 1999 | 14 Apr 2008 | British | - |
| Anthony Michael Muscolino | Director | 15 Jun 2015 | 20 Sept 2016 | American | 55 years |
| Christopher French | Director | 12 Sept 1995 | 14 Aug 1998 | British | 76 years |
| Clifford Chance Secretaries Limited | Corporate Nominee Secretary | 26 Apr 1995 | 27 Aug 1999 | United Kingdom | - |
| David Antony Wheeler | Director | 27 Sept 2005 | 14 Apr 2008 | British | 60 years |
| David Gareth Jones | Director | 27 Jun 2005 | 8 Aug 2007 | British | 78 years |
| Derek Lloyd | Director | 17 Aug 2007 | 11 Sept 2007 | British | 52 years |
| Derek Lloyd | Director | 4 Oct 2007 | 21 Jan 2009 | British | 52 years |
| Derek Lloyd | Director | 21 Jan 2009 | 26 Mar 2010 | British | 52 years |
| Dominic Murray | Secretary | 17 Apr 2009 | 20 Jan 2011 | Other | - |
| Esther Elaine Morley | Director | 26 Mar 2010 | 30 Jun 2015 | British | 55 years |
| Ian Arthur Henderson | Director | 19 Feb 2015 | 30 Sept 2015 | British | 66 years |
| James Harvey Morris | Secretary | 30 Jan 2015 | 13 Oct 2015 | - | - |
| Jayne Doreen Almond | Director | 19 Oct 2018 | 31 Dec 2023 | British | 69 years |
| John Neil Maltby | Director | 10 Aug 2000 | 9 May 2007 | British | 64 years |
| Keith Leslie Street | Director | 22 Apr 2008 | 25 Jul 2015 | British | 66 years |
| Kensington Secretaries Limited | Corporate Secretary | 14 Apr 2008 | 17 Apr 2009 | United Kingdom | - |
| Kevin Patrick Mckenna | Director | 26 Jan 2009 | 30 Jan 2015 | Irish | 60 years |
| Malcolm Clays | Director | 27 Jun 2005 | 21 Jan 2009 | British | 59 years |
| Marc Stephen Page | Director | 15 Sept 2023 | 30 Jun 2024 | British | 53 years |
| Mark Frederick Wilten | Director | 27 Sept 2005 | 11 Aug 2006 | British | 59 years |
| Mark Frederick Wilten | Director | 25 Oct 2006 | 6 Jul 2007 | British | 59 years |
| Mark Jeffrey Preston | Director | 3 Apr 2018 | 31 Jul 2023 | British | 66 years |
| Mark John Arnold | Director | 4 May 2018 | 31 Jan 2025 | British | 58 years |
| Martin Alan Finegold | Director | 21 Jun 1995 | 15 May 2001 | American | 69 years |
| Martin Edgar Richards | Nominee Director | 26 Apr 1995 | 21 Jun 1995 | British | 83 years |
| Michael Richard Francis | Director | 8 Nov 2013 | 30 Jan 2015 | British | 60 years |
| Paul James Thomas | Director | 21 Jan 2009 | 24 Mar 2010 | British | 71 years |
| Peter Gibbs Birch | Director | 27 Jun 2005 | 8 Aug 2007 | British | 89 years |
| Peter John Charlton | Nominee Director | 26 Apr 1995 | 21 Jun 1995 | British | 71 years |
| Peter Ronald Herbert | Director | 19 May 2016 | 11 May 2018 | British | 71 years |
| Philip Frederick Williamson | Director | 19 May 2016 | 31 Mar 2018 | British | 79 years |
| Rajesh Gupta | Director | 4 Dec 2015 | 15 Sept 2020 | British | 57 years |
| Roger Frederick Crawford Blundell | Director | 15 Sept 2006 | 11 Sept 2007 | British | 64 years |
| Shilla Pindoria | Secretary | 20 Jan 2011 | 30 Jan 2015 | - | - |
| Simon Charles Kingdon | Director | 1 Dec 1997 | 1 Oct 2004 | British | 70 years |
| Steven James Colsell | Director | 8 Nov 2004 | 11 Aug 2006 | British | 62 years |
| Timothy James Breedon | Director | 5 Apr 2018 | 1 Nov 2018 | British | 68 years |