| Ailison Louise Mitchell | Secretary | 31 Dec 2004 | 1 Aug 2023 | British | - |
| Andrew Brian Deacon | Director | 19 Aug 2020 | 19 Jan 2024 | British | 45 years |
| Andrew Leslie Tennant | Director | 24 Apr 2017 | 24 Apr 2017 | British | 67 years |
| Andrew Leslie Tennant | Director | 1 Oct 2004 | 31 Oct 2014 | British | 67 years |
| Andrew Leslie Tennant | Director | 24 Apr 2017 | 30 Nov 2022 | British | 67 years |
| Angeliki Maria Exakoustidou | Director | 19 Jun 2023 | 19 Jan 2024 | Greek | 34 years |
| Arthur David Chessells | Director | 1 Feb 2004 | 31 Mar 2012 | British | 84 years |
| Caroline Louise Pitcher | Director | 16 Sept 2019 | 19 Aug 2020 | British | 34 years |
| Christopher Thomas Solley | Director | 31 Oct 2014 | 24 Apr 2017 | British | 55 years |
| Christopher Thomas Solley | Director | 18 Jul 2018 | 28 Feb 2025 | British | 55 years |
| Clement David Baptiste Leverd | Director | 26 Jan 2016 | 19 Jun 2023 | French | 39 years |
| Clifford Chance Secretaries Limited | Corporate Secretary | 10 Jun 2003 | 23 Oct 2003 | United Kingdom | - |
| David John Pudge | Director | 10 Jun 2003 | 23 Oct 2003 | British | 60 years |
| Dennis Bate | Director | 23 Aug 2005 | 26 Oct 2007 | British | 81 years |
| Gary Douglas Taylor | Director | 10 Jul 2008 | 20 Jul 2009 | Australian | 61 years |
| Geoffrey Alan Quaife | Director | 17 Dec 2009 | 26 Jan 2016 | British | 70 years |
| Gershon Daniel Cohen | Director | 5 Dec 2003 | 25 Apr 2005 | British | 61 years |
| Hlm Secretaries Limited | Corporate Secretary | 23 Oct 2003 | 1 Jan 2005 | - | - |
| Kenneth William Gillespie | Director | 1 Jul 2008 | 16 Jul 2018 | British | 64 years |
| Lindsey Jane Coles | Director | 25 Jul 2005 | 12 Mar 2010 | British | 61 years |
| Mark Christopher Wayment | Director | 6 Oct 2011 | 16 Sept 2019 | British | 67 years |
| Matthew Robert Layton | Nominee Director | 10 Jun 2003 | 23 Oct 2003 | British | 64 years |
| Michael Edward Davis | Director | 20 Jul 2009 | 9 Dec 2009 | British | 79 years |
| Philip Robert Grant | Director | 23 Oct 2003 | 5 Dec 2003 | British | 59 years |
| Phillip John Cooper | Director | 17 Dec 2009 | 5 Oct 2011 | British | 76 years |
| Robert James Newton | Director | 19 Jan 2024 | 6 Dec 2024 | British | 69 years |
| Stephen Hockaday | Director | 23 Oct 2003 | 31 Aug 2007 | British | 70 years |
| Stewart Chalmers Grant | Director | 20 Jul 2009 | 9 Dec 2009 | British | 74 years |
| Stuart Anthony Carter | Director | 23 Oct 2003 | 31 Aug 2012 | British | 60 years |
| Thomas Downs Anderson | Director | 23 Oct 2003 | 6 Jun 2008 | British | 73 years |
| Thomas Downs Anderson | Director | 12 Mar 2010 | 31 Jul 2012 | British | 73 years |
| Timothy John Dickie | Director | 25 Apr 2005 | 6 Jun 2008 | British | 59 years |