| Andrew Thomas Taylor | Director | 16 Dec 2020 | 31 Mar 2022 | British | 39 years |
| Andrew Thomas Taylor | Director | 1 Aug 2022 | 20 Oct 2023 | British | 39 years |
| Anna Clare Bond | Director | 1 Jul 2020 | 14 Jan 2022 | British | 45 years |
| Caroline Mary Tolhurst | Secretary | 9 Mar 2001 | 1 Jul 2008 | British | - |
| Chantal Antonia Henderson | Director | 17 Oct 2014 | 31 Dec 2019 | British | 51 years |
| Chantal Antonia Henderson | Director | 11 May 2022 | 3 Nov 2025 | British | 51 years |
| Christopher James Jukes | Director | 1 Jul 2020 | 17 Dec 2020 | British | 48 years |
| Craig David Mcwilliam | Director | 1 Jul 2010 | 1 May 2014 | British | 54 years |
| Craig David Mcwilliam | Director | 28 Apr 2016 | 10 Jan 2020 | British | 54 years |
| David John Yaldron | Director | 3 Dec 2012 | 28 Apr 2017 | British | 52 years |
| Deborah Clare Lee | Director | 11 May 2022 | 30 Nov 2022 | British | 50 years |
| Derek John Lewis | Secretary | 7 Jun 2018 | 31 Mar 2022 | - | - |
| Drusilla Charlotte Jane Rowe | Nominee Director | 30 Jan 2001 | 8 Mar 2001 | British | 65 years |
| Eleanor Jane Zuercher | Nominee Director | 30 Jan 2001 | 8 Mar 2001 | British | 63 years |
| Ian Douglas Mair | Director | 3 Dec 2012 | 20 Jun 2014 | British | 53 years |
| James Frederick Mcnally | Director | 8 Mar 2001 | 9 Mar 2001 | British | 52 years |
| James Milton Featherby | Director | 8 Mar 2001 | 9 Mar 2001 | British | 68 years |
| John Edward Irvine | Director | 30 Jun 2006 | 31 Mar 2010 | British | 70 years |
| Jorge Emanuel Mendonca | Director | 1 Jan 2020 | 26 Oct 2020 | British | 63 years |
| Katharine Emma Robinson | Secretary | 1 Jul 2008 | 7 Jun 2018 | British | - |
| Mark Robin Preston | Director | 30 Jun 2006 | 30 Jun 2008 | British | 58 years |
| Matthew David Buller Smith | Director | 1 Apr 2022 | 11 May 2022 | British | 39 years |
| Peter Sean Vernon | Director | 1 Jul 2008 | 31 Dec 2016 | British | 67 years |
| Raymond Charles Williams | Director | 9 Mar 2001 | 31 Mar 2009 | British | 73 years |
| Richard Charles Mander | Director | 31 Mar 2009 | 30 Sept 2011 | British | 58 years |
| Richard Ian Powell | Director | 1 May 2014 | 28 Apr 2016 | British | 58 years |
| Richard Simon Handley | Director | 9 Mar 2001 | 3 Apr 2008 | British | 72 years |
| Roger Frederick Crawford Blundell | Director | 3 Apr 2008 | 30 Jun 2020 | British | 64 years |
| Sarah-jane Curtis | Director | 9 Mar 2001 | 13 Sept 2002 | British | 63 years |
| Simon Duncan Armstrong | Director | 30 Sept 2011 | 1 May 2014 | British | 58 years |
| Simon Geoffrey Harding-roots | Director | 28 Apr 2016 | 30 Jun 2020 | British | 58 years |
| Stephen Howard Rhodes Musgrave | Director | 9 Mar 2001 | 30 Jun 2006 | British | 73 years |
| Trusec Limited | Corporate Nominee Secretary | 30 Jan 2001 | 9 Mar 2001 | United Kingdom | - |
| Ulrike Schwarz-runer | Director | 1 Feb 2011 | 28 Apr 2016 | Austrian | 55 years |
| William John Ashworth Bullough | Director | 9 Mar 2001 | 28 Sept 2007 | British | 76 years |
| William Robert Bax | Director | 5 Jan 2017 | 1 Jun 2018 | British | 48 years |