| Adrian John Clough | Director | 1 May 1991 | 20 Jun 1991 | British | 63 years |
| Ailsa Zoya Longmuir | Director | 1 Oct 2021 | 26 Jun 2023 | British | 44 years |
| Alan Kenneth Barlow | Director | 9 Mar 2000 | 5 Jul 2021 | Irish | 62 years |
| Andrew Bruce Robertson | Secretary | 24 Jun 1994 | 27 Sept 1994 | British | - |
| Andrew Bruce Robertson | Secretary | 31 Jan 1997 | 3 May 1997 | British | - |
| Andrew Ian Maclellan | Director | 3 May 1997 | 1 Dec 1998 | British | 71 years |
| Andrew John Evans | Director | 3 May 1997 | 16 May 2016 | British | 77 years |
| Andrew John Evans | Secretary | 3 May 1997 | 26 Jan 2012 | British | - |
| Angela Sigley | Secretary | 27 Sept 1994 | 31 Jan 1997 | British | - |
| Anthony Mayall | Director | 1 Aug 2010 | 22 May 2011 | British | 52 years |
| Benjamin Charles Tyrie | Director | 20 Jun 1991 | 1 Oct 1993 | English | 88 years |
| Caroline Woodhead | Director | 1 Apr 2012 | 21 Sept 2017 | British | 53 years |
| Christian Andrew Stella | Director | 31 Jan 2024 | 10 Oct 2025 | Italian,british | 45 years |
| Christopher David Armes | Director | 5 Jul 2001 | 31 Dec 2003 | British | 59 years |
| Christopher James Hayton | Director | 23 Aug 2004 | 23 Oct 2015 | British | 57 years |
| Christopher John Marsland | Director | 1 Apr 2009 | 12 Jun 2018 | British | 64 years |
| Christopher Richard Pike | Director | 22 Dec 2017 | 1 Sept 2019 | British | 46 years |
| Colin Spencer Dixon | Director | 1 Aug 2010 | 16 Apr 2021 | British | 64 years |
| David Collison | Director | 24 Jun 1994 | 3 May 1997 | British | 76 years |
| David Roger Pethybridge | Director | 21 Jan 2021 | 30 Sept 2025 | British | 41 years |
| David Roy Mellor | Director | 3 May 1997 | 17 Dec 2009 | British | 81 years |
| David Winstanley | Director | 10 Apr 2013 | 31 Dec 2019 | British | 51 years |
| Derek Anthony Scally | Director | 24 Jun 1994 | 3 May 1997 | British | 62 years |
| Derek John Duffill | Director | 1 May 2008 | 30 May 2013 | British | 74 years |
| Grahame Paul Benson | Director | 6 May 1992 | 24 Jun 1994 | British | 59 years |
| Gregory Craig Mckenna | Director | 8 Mar 2021 | 3 Jun 2024 | British | 60 years |
| Guy Buckenham | Director | 16 Jan 1992 | 24 Jun 1994 | British | 70 years |
| Ian Anthony Hopkins | Director | 10 Apr 2013 | 8 Sept 2021 | British | 54 years |
| Ian Kirwan | Director | 17 Feb 2003 | 22 Jul 2003 | Irish | 64 years |
| Ian Thomas Cameron | Director | 24 Jun 1994 | 31 Dec 1995 | British | 79 years |
| Instant Companies Limited | Corporate Nominee Director | 19 Mar 1991 | 19 Mar 1993 | United Kingdom | - |
| Janet Elizabeth Hargreaves | Director | 24 Jun 1994 | 3 May 1997 | British | 71 years |
| John Corson | Director | 19 Mar 1992 | 31 Aug 1994 | British | 75 years |
| John Kenneth Langstaff | Director | 21 Oct 1997 | 15 Oct 1998 | British | 97 years |
| John Phillips | Director | 31 Jul 1991 | 16 Jan 1992 | British | 77 years |
| Jon Doron Zieve | Director | 16 Jan 1992 | 24 Jun 1994 | British | 76 years |
| Jorge Pablo Pikunic | Director | 16 May 2016 | 8 Mar 2021 | British | 50 years |
| Julian Phipps Packer | Director | 19 Mar 1992 | 16 Jun 1994 | British | 72 years |
| Justin Jacober | Director | 1 Nov 2021 | 31 Jan 2024 | Canadian | 52 years |
| Keith Michael Marchant | Director | 20 Jun 1991 | 19 Mar 1993 | British | 69 years |
| Kenneth Francis Morgan | Director | 20 Jun 1991 | 24 Jun 1994 | British | 80 years |
| Kenneth Francis Morgan | Director | 19 Mar 1992 | 19 Mar 1993 | British | 80 years |
| Malcolm Waters Saunders | Secretary | 20 Jun 1991 | 19 Mar 1995 | British | - |
| Manda Jane Fyfe | Director | 1 May 1995 | 30 Sept 1995 | British | 66 years |
| Matthieu Chassagne | Director | 1 Nov 2015 | 1 Oct 2017 | French | 48 years |
| Michael Andrew Holmes | Director | 1 Oct 1993 | 24 Jun 1994 | British | 80 years |
| Michael Dennis | Director | 6 Nov 2019 | 7 May 2024 | British | 45 years |
| Office Organization & Services Limited | Corporate Secretary | 20 Mar 1991 | 20 Jun 1991 | United Kingdom | - |
| Paul Stephen Lawton | Director | 5 Jul 2021 | 1 May 2022 | British | 60 years |
| Peter Law | Director | 23 Aug 2004 | 16 Jul 2021 | British | 56 years |
| Peter Michael Zimmerman | Director | 1 Sept 2019 | 21 Jan 2021 | British | 55 years |
| Richard Mccord | Director | 16 May 2016 | 6 Nov 2019 | British | 53 years |
| Richard Wardner | Secretary | 26 Jan 2012 | 16 May 2016 | - | - |
| Robert Ian Bell | Director | 19 Oct 1998 | 7 Jul 2000 | British | 76 years |
| Sam Almozaffar | Director | 20 Jun 1991 | 16 Jun 1994 | British | 76 years |
| Swift Incorporations Limited | Corporate Nominee Secretary | 19 Mar 1991 | 20 Mar 1991 | United Kingdom | - |
| Timothy Hays Scott | Director | 3 May 1997 | 16 May 2016 | British | 76 years |