| Alan William Mccarthy-wyper | Director | 15 Sept 2010 | 31 Aug 2012 | British | 60 years |
| Alison Sandra Cowburn | Director | 1 Aug 2003 | 1 Dec 2007 | British | 66 years |
| Anthony Peter Hutchinson | Director | 4 Jan 1999 | 27 Jan 2006 | British | 78 years |
| Bnoms Limited | Corporate Secretary | 1 Jan 2013 | 8 Sept 2015 | United Kingdom | - |
| David Gareth Fison | Director | 1 May 1998 | 7 Aug 1998 | British | 74 years |
| Douglas Watt Kilpatrick | Director | 14 Jun 1989 | 30 Sept 1997 | British | 90 years |
| Douglas Watt Kilpatrick | Director | 4 May 1992 | 19 Nov 1996 | British | 90 years |
| Douglas Watt Kilpatrick | Secretary | 4 May 1992 | 19 Nov 1996 | British | - |
| Francis Declan Finbar Tempany Mccormack | Director | 1 Aug 1992 | 1 Feb 2000 | Irish | 71 years |
| James Lionel Cohen | Director | 4 Jan 1999 | 20 May 2002 | British | 84 years |
| Jane Teresa Hudson | Secretary | 1 Jan 2000 | 1 Jan 2013 | British | - |
| John Keith Hampson | Director | 14 Aug 2009 | 20 Apr 2010 | British | 64 years |
| Kathryn Anne Busman | Director | 1 Feb 2000 | 31 Jul 2003 | British | 76 years |
| Keith Fidler | Director | 19 Nov 1996 | 27 Mar 2006 | British | 76 years |
| Mark William Bullock | Director | 3 Sept 2012 | 10 Feb 2021 | British | 63 years |
| Martin Christopher White | Director | 5 Jul 2010 | 18 Feb 2011 | British | 71 years |
| Matthew Richard Steele | Director | 10 Feb 2021 | 29 Jun 2023 | British | 48 years |
| Michael John Colin Milton | Secretary | 19 Nov 1996 | 31 Dec 1999 | British | - |
| Michael Kane Dallas | Secretary | 17 Sept 2015 | 30 Nov 2018 | - | - |
| Michael Rayner | Director | 27 Mar 2006 | 17 Aug 2009 | British | 68 years |
| Nigel Denis Claxton | Director | 7 May 2013 | 16 Dec 2022 | British | 67 years |
| Normal Alexander Lees | Director | 4 May 1992 | 31 Jul 1992 | British | - |
| Peter Charles Atkinson | Director | 1 May 1998 | 19 Nov 1998 | British | 79 years |
| Peter Mark Robinson | Director | 19 Nov 1996 | 31 Mar 1999 | British | 79 years |
| Peter Stuart Anderson | Director | 1 Dec 2007 | 3 Sept 2012 | British | 60 years |
| Raymond James Reed | Director | 1 May 1998 | 20 May 2002 | British | 78 years |
| Richard Hawthorn Adams | Director | 14 Aug 2009 | 7 Jan 2011 | British | 70 years |
| Richard Thomson Donald | Director | 19 Nov 1996 | 31 Oct 1997 | British | 76 years |
| Robert Ian Maclean | Director | 14 Aug 2009 | 17 Jun 2011 | British | 67 years |
| Stuart James Siddall | Director | 4 May 1992 | 30 Apr 1995 | British | 73 years |
| Timothy Paul Gorman | Director | 5 Jul 2010 | 7 May 2013 | British | 73 years |