| Alan Stuart Duncan | Secretary | 19 Mar 2013 | 19 May 2016 | - | - |
| Alastair Thomson Agnew | Director | 16 Aug 2023 | 9 May 2025 | British | 40 years |
| Alastair Thomson Agnew | Secretary | 24 Aug 2023 | 14 Jan 2025 | - | - |
| Andrew David Brindle | Secretary | 21 May 2008 | 19 Mar 2013 | British | - |
| Anthony Edward Martin | Director | 22 Mar 1999 | 23 Aug 2000 | British | 69 years |
| Barry John Bennett | Director | 14 Apr 1992 | 26 Sept 2002 | Irish | 75 years |
| Brian Peter Chambers | Director | 1 May 2003 | 24 Jun 2013 | British | 66 years |
| Clive Fenton | Director | 19 Mar 2013 | 31 Jan 2014 | British | 68 years |
| Combined Nominees Limited | Corporate Nominee Director | 13 Apr 1992 | 14 Apr 1992 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Director | 13 Apr 1992 | 14 Apr 1992 | United Kingdom | - |
| Combined Secretarial Services Limited | Corporate Nominee Secretary | 13 Apr 1992 | 14 Apr 1992 | United Kingdom | - |
| Cornelius Killian Hurley | Secretary | 14 Apr 1992 | 26 Jun 2001 | Irish | - |
| David George Hall | Director | 1 Nov 2003 | 5 Jul 2006 | British | 76 years |
| David John Charles Clark | Director | 27 Jun 2008 | 6 Jun 2014 | British | 58 years |
| Derek Borer | Director | 31 Oct 1993 | 11 Jul 2003 | British | 86 years |
| Ewan Thomas Anderson | Secretary | 19 May 2016 | 24 Aug 2023 | - | - |
| Ewan Thomas Anderson | Director | 8 Jul 2015 | 24 Aug 2023 | British | 60 years |
| Gary John Fitzpatrick | Director | 1 Feb 2002 | 13 Oct 2004 | British | 69 years |
| James Matthew Steele | Director | 8 Sept 1992 | 31 Oct 1993 | British | 79 years |
| Jonathan Andrew Spring | Director | 7 Sept 2006 | 27 Nov 2017 | British | 54 years |
| Kieran Patrick Hynes | Director | 8 Sept 1992 | 31 Oct 1993 | Irish | 74 years |
| Kieran Thomas Larkin | Director | 1 Jun 1999 | 31 Oct 2002 | British | 73 years |
| Mark Charles Gregory | Secretary | 17 Mar 2004 | 24 Mar 2005 | British | - |
| Martin James Ratchford | Director | 8 Jul 2014 | 14 Nov 2014 | British | 49 years |
| Michael Arthur Sidey | Director | 4 Nov 2002 | 28 May 2004 | British | 74 years |
| Michael James Smith | Secretary | 14 Apr 2006 | 10 Aug 2007 | British | - |
| Milan Grubnic | Secretary | 24 Mar 2005 | 14 Apr 2006 | British | - |
| Paul Robert Jordan | Director | 25 Sept 2000 | 30 Apr 2003 | British | 62 years |
| Peter Gore | Director | 21 Mar 2018 | 13 Jul 2018 | British | 52 years |
| Peter Martin Sebry | Director | 11 Aug 1997 | 24 May 1999 | British | 70 years |
| Peter Robert Burslem | Director | 1 Dec 2003 | 21 Mar 2018 | British | 61 years |
| Philip Andrew York | Secretary | 2 Jan 2004 | 17 Mar 2004 | British | - |
| Philip Martin Stevens | Director | 4 Nov 2002 | 11 Jul 2003 | British | 62 years |
| Philip Martin Stevens | Secretary | 27 Jun 2001 | 11 Jul 2003 | British | - |
| Richard Upton | Director | 31 Oct 1993 | 19 Jul 2002 | British | 59 years |
| Roderick Roy Macgillivray | Director | 29 Sept 1997 | 30 Apr 1999 | South African | 76 years |
| Roderick Roy Macgillivray | Director | 28 Jul 2004 | 31 Mar 2006 | British | 76 years |
| Roisin Joan Cook | Secretary | 11 Jul 2003 | 2 Jan 2004 | Irish | - |
| Shawn Kelf | Director | 2 Mar 1999 | 2 Jun 2000 | British | 64 years |
| Stephen Paul Haines | Secretary | 10 Aug 2007 | 21 May 2008 | British | - |