| Adrian Charles Morris | Director | 8 Feb 2013 | 29 Mar 2016 | British | 59 years |
| Alan James Stewart | Director | 25 May 2016 | 30 Apr 2021 | British | 66 years |
| Andrew Thomas Higginson | Director | 30 May 2003 | 29 Feb 2012 | British | 69 years |
| David Edward Reid | Director | 13 Dec 1994 | 30 May 2003 | British | 79 years |
| Hallmark Registrars Limited | Corporate Nominee Director | 30 Sept 1994 | 18 Oct 1994 | United Kingdom | - |
| Hallmark Secretaries Limited | Corporate Nominee Secretary | 30 Sept 1994 | 18 Oct 1994 | United Kingdom | - |
| Helen Jane O'keefe | Secretary | 31 Aug 2004 | 15 Oct 2013 | British | - |
| Ian Charter Maclaurin | Director | 13 Dec 1994 | 30 Jan 1997 | British | 89 years |
| Imran Nawaz | Director | 1 May 2021 | 10 Aug 2023 | Luxembourger | 53 years |
| Jas Burston | Director | 15 Feb 2024 | 28 Mar 2025 | British | 50 years |
| John Anthony Bailey | Director | 18 Oct 1994 | 30 May 2003 | British | 79 years |
| John Anthony Bailey | Secretary | 9 Oct 1995 | 22 Apr 1996 | British | - |
| Jonathan Mark Lloyd | Director | 31 May 2005 | 23 Jan 2015 | British | 60 years |
| Kenneth William Blackburn | Director | 4 Dec 1995 | 20 Sept 1996 | British | 91 years |
| Lucy Jeanne Neville-rolfe | Director | 15 Mar 2004 | 2 Jan 2013 | British | 73 years |
| Martin John Field | Director | 30 May 2003 | 31 May 2005 | British | 66 years |
| Martin John Field | Secretary | 18 Oct 1994 | 9 Oct 1995 | British | - |
| Martin John Field | Secretary | 22 Apr 1996 | 10 Oct 2000 | British | - |
| Max Nicholas Britten | Director | 18 Apr 2016 | 10 Mar 2018 | British | 50 years |
| Michael Raycraft | Director | 4 Dec 1995 | 17 Dec 1998 | British | 79 years |
| Nadine Amanda Sankar | Secretary | 10 Oct 2000 | 31 Aug 2004 | British | - |
| Niamh Allison Lawlor | Director | 30 Aug 2018 | 2 Jul 2021 | British | 53 years |
| Nicholas Claud Mourant | Director | 24 Nov 2003 | 28 Sept 2009 | British | 68 years |
| Paul Anthony Moore | Director | 23 Jan 2015 | 11 Apr 2016 | British | 56 years |
| Paul Bateman | Director | 13 Dec 1994 | 1 Mar 2001 | British | 83 years |
| Paul Vincent Mercer | Director | 20 Nov 1995 | 19 Apr 1999 | British | 74 years |
| Rowley Stuart Ager | Director | 18 Oct 1994 | 15 Mar 2004 | British | 81 years |
| Sarah Wolfe | Director | 4 Aug 2021 | 23 Apr 2024 | British | 49 years |
| Timothy John Rollit Mason | Director | 28 May 1996 | 31 May 2002 | British | 69 years |