| Adrian Mark Eastwood | Director | 29 Jun 2009 | 30 Sept 2010 | British | 64 years |
| Alison Janet Talbot | Secretary | 8 Aug 2000 | 29 Jul 2002 | British | - |
| Andrea Margaret Blance | Director | 17 Jul 2015 | 14 Aug 2020 | British | 61 years |
| Andrew David Briggs | Director | 2 Apr 2007 | 31 Mar 2010 | British | 59 years |
| Andrew Mark Parsons | Director | 31 Oct 2012 | 1 Sept 2016 | British | 60 years |
| Anthony Jonathan Reizenstein | Director | 23 Apr 2021 | 30 Jun 2024 | British | 69 years |
| Antonio Lorenzo | Director | 2 Mar 2016 | 30 May 2023 | Spanish | 59 years |
| Briony Helen Kezia Jones | Director | 1 Sept 1999 | 3 Mar 2000 | British | 66 years |
| Caroline Anne Riddy | Secretary | 13 Sept 2024 | 25 Sept 2025 | - | - |
| Catriona Margaret Herd | Secretary | 26 Jul 2013 | 23 Apr 2014 | - | - |
| Chirantan Barua | Director | 31 May 2023 | 17 Sept 2025 | British | 52 years |
| Christian Roy Torkington | Director | 1 Aug 2005 | 26 Jun 2009 | British | 63 years |
| Christopher John George Moulder | Director | 12 Jun 2017 | 17 Sept 2025 | British | 67 years |
| Christopher Martin Phillips | Director | 1 Dec 2003 | 30 Mar 2007 | British | 69 years |
| Combined Nominees Limited | Corporate Nominee Director | 1 Sept 1999 | 1 Sept 1999 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Director | 1 Sept 1999 | 1 Sept 1999 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Secretary | 1 Sept 1999 | 1 Sept 1999 | United Kingdom | - |
| Cornelis Antonius Carolus Maria Schrauwers | Director | 26 Jul 2013 | 18 Nov 2014 | Dutch | 78 years |
| Craig James Thornton | Director | 24 Jun 2013 | 7 Nov 2016 | British | 53 years |
| David Antony John Stoddard | Director | 30 Sept 2010 | 14 Feb 2012 | British | 52 years |
| David James Stanley Oldfield | Director | 18 Jul 2014 | 30 Jun 2015 | British | 63 years |
| David John Joyce | Director | 1 Sept 1999 | 3 Mar 2000 | British | 64 years |
| Dean Robert Buckley | Director | 7 Jan 2008 | 29 Jun 2009 | British | 65 years |
| Deborah Lee Davis | Director | 18 Mar 2022 | 18 Mar 2025 | British | 62 years |
| Farhat Shah | Secretary | 18 Oct 2004 | 29 Jun 2005 | British | - |
| Fiona Mitchell | Secretary | 1 Jul 2009 | 18 Jun 2010 | British | - |
| Gayle Elaine Schumacher | Director | 24 Jul 2019 | 17 Sept 2025 | British | 66 years |
| Graham Roy Taylor | Director | 1 Sept 1999 | 3 Mar 2000 | British | 75 years |
| Gregor Ninian Stewart | Director | 1 Jul 2011 | 5 Oct 2012 | British | 61 years |
| Helen Suzanne Rodgers | Secretary | 1 Sept 1999 | 3 Mar 2000 | British | - |
| Ian David Thompson | Director | 3 Mar 2000 | 21 Oct 2003 | British | 71 years |
| Jakob Pfaudler | Director | 5 Nov 2018 | 18 Dec 2019 | Austrian | 53 years |
| James Christopher Steuart Hillman | Director | 10 Dec 2019 | 31 Aug 2023 | British | 56 years |
| James Mcconville | Director | 1 Jul 2002 | 31 Mar 2010 | British | 69 years |
| Jane Elizabeth Mary Curtis | Director | 11 Nov 2014 | 7 Oct 2022 | British | 65 years |
| Jennifer Marion Maclean | Secretary | 18 Jun 2010 | 26 Jul 2013 | - | - |
| Jeremy Goford | Director | 26 Jul 2013 | 13 Feb 2015 | British | 80 years |
| Jesujuwonlo Williams | Secretary | 29 Mar 2024 | 12 Sept 2024 | - | - |
| Joanna Kate Harris | Director | 29 Sept 2023 | 4 Jun 2025 | British | 52 years |
| Joanne Margaret Jolly | Secretary | 23 Apr 2014 | 28 Mar 2024 | - | - |
| John Francis Hylands | Director | 19 Mar 2015 | 31 Mar 2021 | British | 74 years |
| Jonathan Scott Wheway | Director | 1 Aug 2022 | 17 Sept 2025 | British | 59 years |
| Jonathon Roderick Alan Bond | Director | 24 Jul 2019 | 14 May 2021 | British | 62 years |
| Karin Alexandra Cook | Director | 19 Oct 2015 | 22 Jun 2018 | British | 59 years |
| Kate Cheetham | Director | 27 Sept 2018 | 9 Sept 2021 | British | 62 years |
| Kerr Luscombe | Director | 6 Apr 2010 | 25 May 2011 | British | 60 years |
| Kerr Luscombe | Director | 16 Apr 2010 | 16 Apr 2010 | British | 60 years |
| Kirstine Ann Cooper | Director | 1 Mar 2024 | 17 Sept 2025 | British | 61 years |
| Lord (norman Roy) Blackwell | Director | 26 Jul 2013 | 23 Jun 2014 | British | 73 years |
| Mark Andrew Fisher | Director | 26 Jul 2013 | 22 Apr 2014 | British | 65 years |
| Mark George Culmer | Director | 26 Jul 2013 | 1 Aug 2019 | British | 63 years |
| Mary Helen Trussell | Director | 7 Jul 2025 | 17 Sept 2025 | British | 62 years |
| Matthew Hilmar Cuhls | Director | 1 Jan 2024 | 17 Sept 2025 | British | 51 years |
| Michael Christophers | Director | 26 Jul 2013 | 15 May 2017 | British | 83 years |
| Michael David Ross | Director | 3 Mar 2000 | 24 May 2002 | British | 79 years |
| Michael Harris | Director | 1 Sept 2016 | 5 Dec 2019 | British | 60 years |
| Michael Ronald Downie | Director | 1 Sept 2023 | 15 Jan 2024 | British | 49 years |
| Nicholas Edward Tucker Prettejohn | Director | 23 Jun 2014 | 30 Sept 2021 | British | 65 years |
| Nigel Howard Passmore | Secretary | 3 Mar 2000 | 8 Aug 2000 | British | - |
| Norval Mackenzie Bryson | Director | 26 Jul 2013 | 31 Jul 2015 | British | 76 years |
| Paul Gerard Mcnamara | Director | 2 Sept 2024 | 17 Sept 2025 | Irish | 59 years |
| Philip Duncan Loney | Director | 31 Mar 2010 | 27 Sept 2011 | British | 61 years |
| Philip Duncan Loney | Director | 6 Apr 2010 | 6 Apr 2010 | British | 61 years |
| Richard Leslie Martin Wohanka | Director | 26 Jul 2013 | 18 Oct 2018 | British | 73 years |
| Robert Charles Carefull | Director | 1 Sept 1999 | 3 Mar 2000 | British | 80 years |
| Robert James Mackenzie Bulloch | Director | 14 Feb 2012 | 31 Dec 2012 | British | 64 years |
| Ronald James Whatford | Director | 21 Oct 2003 | 1 Aug 2005 | British | 77 years |
| Shingirai Thaddeus Nyahasha | Director | 15 Jan 2024 | 17 Sept 2025 | British | 51 years |
| Sophie Jane O'connor | Director | 1 Jun 2017 | 30 Sept 2023 | British | 55 years |
| Toby Emil Strauss | Director | 22 Nov 2011 | 21 Oct 2015 | British | 66 years |
| Tracey Caroline Nicholls | Secretary | 29 Jul 2002 | 1 Jul 2009 | British | - |
| Vimlesh Maru | Director | 26 Jul 2013 | 14 Sept 2017 | British | 53 years |
| William Hill Main | Director | 3 Mar 2000 | 30 Nov 2003 | Scottish | 82 years |
| William Leon David Chalmers | Director | 9 Aug 2019 | 17 Sept 2025 | British | 57 years |