| Alan Charles Curtis | Director | 1 Feb 1993 | 4 Jan 2000 | British | 80 years |
| Alan James Manuel | Director | 5 Sept 2016 | 31 Dec 2021 | British | 63 years |
| Albert Francis Nicholson | Director | 4 Jan 2000 | 1 Apr 2004 | British | 76 years |
| Andrew Alexander Loudon | Director | 12 Apr 2007 | 17 Sept 2013 | British | 62 years |
| Andrew Alexander Loudon | Secretary | 12 Apr 2007 | 30 Apr 2007 | British | - |
| Andrew Alexander Loudon | Director | 4 Jan 2000 | 1 Apr 2004 | British | 62 years |
| Andrew Brown Ritchie | Director | 17 Sept 2013 | 11 Jul 2014 | British | 60 years |
| Andrew Macgregor | Director | 4 Jan 2000 | 1 Apr 2004 | British | 79 years |
| Andrew Philip Tarrant | Director | 4 Jan 2000 | 31 Aug 2001 | British | 66 years |
| Brian Christopher Thorpe Tracey | Director | 1 Oct 2009 | 24 Apr 2015 | British | 69 years |
| Brian Christopher Thorpe Tracey | Director | 1 Apr 2002 | 1 Apr 2004 | British | 69 years |
| Brian George Wheeler | Director | 1 Feb 1993 | 31 Mar 1994 | British | 91 years |
| Carl James Bishop | Director | 15 Sept 2016 | 30 Apr 2020 | British | 65 years |
| Christopher Ian Atkins | Director | 9 May 2016 | 16 Sept 2016 | British | 68 years |
| David Arthur Broomer | Director | 1 Apr 1994 | 2 Oct 2009 | British | 75 years |
| David Arthur Broomer | Secretary | 30 Jun 1998 | 4 Jan 2000 | British | - |
| David Arthur Broomer | Secretary | 6 Oct 2000 | 6 Aug 2001 | British | - |
| David Arthur Broomer | Secretary | 1 Feb 2005 | 2 Oct 2009 | British | - |
| David Garth Bland | Director | 4 Jan 2000 | 1 Apr 2004 | British | 74 years |
| David John Philip Ward | Director | 9 Oct 2014 | 31 Dec 2021 | British | 49 years |
| David Kenneth Turner | Director | 1 Apr 1995 | 4 Jan 2000 | British | 72 years |
| David Lindsay Mitchell | Director | 1 Apr 1994 | 1 Apr 2004 | British | 76 years |
| David Murray | Director | 6 Nov 2002 | 31 May 2006 | British | 66 years |
| David Richard Derek Ainsley | Director | 1 Feb 1993 | 4 Jan 2000 | British | 78 years |
| David Smith Burns | Director | 1 Apr 1994 | 2 Oct 2009 | British | 71 years |
| Douglas James Leedham | Director | 1 Feb 1993 | 4 Jan 2000 | British | 85 years |
| Douglas John Robertson | Director | 1 Oct 2009 | 9 Feb 2012 | British | 65 years |
| Euan Mcewan | Director | 1 Feb 2006 | 2 Oct 2009 | British | 71 years |
| Garry John Sanderson | Director | 13 Oct 2014 | 24 Jul 2015 | British | 57 years |
| Giles Pascoe Harrison | Director | 1 Apr 1995 | 31 Dec 2001 | British | 76 years |
| Graham Kenneth Billin | Director | 4 Jan 2000 | 12 Nov 2002 | British | 81 years |
| Graham Meers Waring | Director | 1 Jul 2001 | 1 Apr 2004 | British | 63 years |
| Iain Stevenson | Director | 1 Dec 2006 | 20 Oct 2009 | British | 59 years |
| Janice Linda Brooks | Secretary | 6 Aug 2001 | 1 Feb 2005 | British | - |
| Jim Ratliff | Director | 15 Jun 2006 | 30 Nov 2006 | British | 75 years |
| John Edward Grounds | Director | 4 Jan 2000 | 24 Nov 2000 | British | 73 years |
| John Edward Grounds | Director | 1 May 2003 | 1 Apr 2004 | British | 73 years |
| Julian Usman Garrison | Secretary | 2 Oct 2009 | 23 Mar 2011 | - | - |
| Lindsay Mccombe | Director | 4 Jan 2000 | 12 Mar 2002 | British | 63 years |
| Mark Scott Syrett | Director | 24 Sept 2020 | 18 Mar 2022 | British | 65 years |
| Martin John Gerard Taylor | Director | 1 Sept 2002 | 1 Apr 2004 | British | 61 years |
| Martin John Wade | Director | 1 Feb 1993 | 31 Mar 1999 | British | 80 years |
| Michael James Lawrence | Secretary | 4 Jan 2000 | 30 Sept 2000 | British | - |
| Michael Philip Wood | Director | 1 Jul 2001 | 1 Apr 2004 | British | 59 years |
| Neil Graham Brierley | Director | 2 Oct 2018 | 31 Jan 2024 | British | 54 years |
| Peter John Taylor | Director | 15 Sept 2016 | 1 Oct 2018 | British | 71 years |
| Peter Richard John Burns | Director | 1 Apr 1995 | 31 Mar 1998 | British | 89 years |
| Richard Robert Anderson | Director | 1 Oct 2009 | 31 Dec 2010 | British | 62 years |
| Robert Ian Mccallum | Director | 4 Jan 2000 | 1 Apr 2004 | British | 76 years |
| Robert James Halls | Director | 1 Apr 1994 | 1 Apr 2004 | British | 79 years |
| Robert Sloan Hamilton | Director | 1 Feb 1993 | 1 Apr 1993 | British | 94 years |
| Ronald George Valente | Director | 1 Feb 1993 | 4 Jan 2000 | British | 82 years |
| Ronald George Valente | Secretary | 1 Feb 1993 | 30 Jun 1998 | British | - |
| Simon John Robinson | Director | 4 Jan 2000 | 1 Apr 2004 | British | 70 years |
| Simon Peter Lee | Director | 1 Oct 2009 | 31 Dec 2014 | British | 62 years |
| Simon Peter Lee | Director | 4 Jan 2000 | 1 Apr 2004 | British | 62 years |
| Stephen Archibald Gemmell | Director | 1 Oct 2009 | 6 Sept 2016 | British | 63 years |
| Stephen Graham Jessup | Director | 1 Aug 2013 | 20 Jul 2015 | British | 72 years |
| Stuart Neil Mcewan | Director | 5 Sept 2016 | 27 May 2021 | British | 42 years |
| T&h Secretarial Services Limited | Corporate Secretary | 23 Mar 2011 | 1 Aug 2013 | United Kingdom | - |
| Vincent Thomas Harvey | Director | 1 Apr 1994 | 1 Apr 2004 | British | 79 years |
| Walter Muir Crichton | Director | 1 Apr 1994 | 1 Apr 2004 | British | 71 years |
| William Arthur Booker | Director | 1 Apr 1994 | 1 Apr 2004 | British | 75 years |