| Alastair Insall | Director | 1 Jan 2021 | 7 Jun 2021 | British | 42 years |
| Caroline Mary Tolhurst | Secretary | 29 Oct 1999 | 1 Jul 2008 | British | - |
| Chantal Antonia Henderson | Director | 17 Oct 2014 | 24 Jan 2017 | British | 51 years |
| Craig David Mcwilliam | Director | 7 Nov 2013 | 24 Jan 2017 | British | 54 years |
| Danielle Mary Nicholls | Director | 31 Jan 2017 | 31 Dec 2020 | British | 41 years |
| Darren James Patrick Rawcliffe | Director | 1 Feb 2006 | 31 Dec 2008 | British | 58 years |
| David Robert Wright | Director | 24 Jan 2017 | 31 Jan 2017 | British | 45 years |
| Drusilla Charlotte Jane Rowe | Nominee Director | 8 Oct 1999 | 25 Oct 1999 | British | 65 years |
| Eleanor Jane Zuercher | Nominee Director | 8 Oct 1999 | 25 Oct 1999 | British | 63 years |
| Fiona Clare Boyce | Secretary | 1 Jan 2021 | 16 Dec 2024 | - | - |
| Gary James Powell | Director | 2 Mar 2009 | 3 Dec 2012 | British | 52 years |
| Giles Andrew Clarke | Director | 1 Jul 2008 | 7 Nov 2013 | British | 59 years |
| Huw Gilchrist Louis Morow-griffin | Director | 25 Oct 1999 | 29 Oct 1999 | British | 56 years |
| Ian Douglas Mair | Director | 3 Dec 2012 | 20 Jun 2014 | British | 53 years |
| James Gilles Raynor | Director | 24 Jan 2017 | 18 Sept 2019 | British | 53 years |
| James Gilles Raynor | Director | 1 Jan 2021 | 16 Dec 2024 | British | 53 years |
| Jane Caroline Goode | Director | 18 Jul 2017 | 31 Dec 2020 | British | 50 years |
| Jeremy David Tredennick Titchen | Director | 29 Oct 1999 | 29 Mar 2004 | British | 63 years |
| Katharine Emma Robinson | Secretary | 1 Jul 2008 | 24 Jan 2017 | British | - |
| Lisa Sorrell | Secretary | 24 Jan 2017 | 31 Dec 2020 | - | - |
| Mark Robin Preston | Director | 30 Jun 2006 | 30 Jun 2008 | British | 58 years |
| Martin Aldred | Director | 29 Oct 1999 | 31 Mar 2000 | British | 81 years |
| Matthew Joseph Conway | Director | 4 Jan 2022 | 16 Dec 2024 | British | 42 years |
| Michael Leonard Galloway | Director | 29 Oct 1999 | 16 Mar 2001 | British | 82 years |
| Peter Sean Vernon | Director | 17 Jun 2005 | 31 Dec 2016 | British | 67 years |
| Raymond Charles Williams | Director | 10 Apr 2000 | 1 Feb 2006 | British | 73 years |
| Richard Simon Handley | Director | 10 Apr 2000 | 3 Apr 2008 | British | 72 years |
| Robert Charles Stern | Director | 25 Oct 1999 | 29 Oct 1999 | British | 66 years |
| Roger Frederick Crawford Blundell | Director | 3 Apr 2008 | 24 Jan 2017 | British | 64 years |
| Roger Frederick Crawford Blundell | Director | 1 Jan 2021 | 26 Jan 2021 | British | 64 years |
| Sarah-jane Curtis | Director | 10 Jul 2009 | 15 Nov 2010 | British | 63 years |
| Simon Geoffrey Harding-roots | Director | 28 Apr 2016 | 24 Jan 2017 | British | 58 years |
| Stephanie Frances Ball | Director | 7 Jun 2021 | 31 Dec 2021 | British | 45 years |
| Stephen Howard Rhodes Musgrave | Director | 29 Oct 1999 | 30 Jun 2006 | British | 73 years |
| Stephen Jeremy Moore | Director | 18 Sept 2019 | 31 Dec 2020 | British | 66 years |
| Trusec Limited | Corporate Nominee Secretary | 8 Oct 1999 | 29 Oct 1999 | United Kingdom | - |
| Ulrike Schwarz-runer | Director | 1 Feb 2011 | 28 Apr 2016 | Austrian | 55 years |
| William John Ashworth Bullough | Director | 29 Mar 2004 | 17 Jun 2005 | British | 76 years |