| Alan James Wood | Director | 27 Jan 1994 | 30 Apr 2019 | British | 73 years |
| Allen Frederick Firth | Director | 3 Feb 1995 | 28 Feb 1998 | British | 73 years |
| Amy Elizabeth Dunster | Director | 24 Sept 2018 | 12 Oct 2022 | British | 40 years |
| Anna Marie Ellen Fleming | Director | 1 Oct 2015 | 30 Jun 2017 | British | 57 years |
| Anthony John Russell | Director | 27 Jan 1994 | 31 May 1998 | British | 84 years |
| Bryan Michael Grew | Director | 14 Feb 2001 | 15 Aug 2008 | British | 78 years |
| Cecile Georgette Louise Marie Fresneau | Director | 19 Oct 2016 | 31 Aug 2017 | French,australian | 54 years |
| Christopher Gerald Mccormack | Director | 17 Jan 2007 | 31 Dec 2012 | South African | 75 years |
| Christopher Robin Dimmock | Director | 27 Jan 1994 | 15 Aug 2008 | British | 89 years |
| Clive Frederick Coates | Director | 31 Oct 1994 | 20 Oct 2002 | British | 82 years |
| Clive Mace Gilchrist | Director | 27 Jan 1994 | 20 Apr 2012 | British | 76 years |
| Colin Ralph Tudor | Secretary | 27 Jan 1994 | 1 Mar 2002 | British | - |
| David Perrott Sims | Director | 28 Jun 2000 | 25 May 2005 | British | 68 years |
| David Richard Neil Hodges | Director | 15 Aug 2008 | 30 Sept 2016 | British | 61 years |
| Dennis William White | Director | 14 Feb 2001 | 24 Aug 2005 | British | 85 years |
| Derek Mcintyre Mclaughlan | Director | 1 Jan 1997 | 11 May 2000 | British | 76 years |
| Derryn Yong | Director | 15 Aug 2020 | 14 Apr 2022 | Malaysian | 33 years |
| Edward Samson Bacon | Director | 15 Aug 2008 | 15 Aug 2011 | British | 67 years |
| Eric Michael Gummers | Nominee Director | 22 Dec 1993 | 27 Jan 1994 | British | 65 years |
| Gillian Mary Nicola Mitchell | Director | 25 Mar 2013 | 31 Dec 2019 | British | 62 years |
| Graham Eric Mearns | Director | 15 Aug 2011 | 17 Oct 2013 | British | 68 years |
| Graham Eric Mearns | Director | 17 Oct 2013 | 14 Aug 2020 | British | 68 years |
| Graham Henry Lockwood | Director | 27 Jan 1994 | 31 Oct 1994 | British | 91 years |
| Hillary Newton | Director | 15 Aug 2020 | 1 Nov 2021 | British | 60 years |
| Ian Bruce Owen | Director | 1 Jun 1998 | 5 Jan 2001 | British | 73 years |
| Ian Charles Robert Stuart | Director | 24 Aug 2005 | 28 Feb 2013 | Irish | 78 years |
| Ian Price | Director | 1 Feb 2001 | 31 Dec 2003 | British | 69 years |
| Ian Ritchie | Secretary | 1 Jul 2013 | 22 Sept 2014 | - | - |
| Katja Pluto | Director | 20 Mar 2020 | 31 Dec 2022 | German | 55 years |
| Lily Olisa Holding | Secretary | 9 Sept 2003 | 9 Aug 2005 | British | - |
| Liz Ryan | Director | 1 Jul 2020 | 14 Mar 2024 | British | 47 years |
| Margaret Elizabeth Gibbon | Secretary | 1 Mar 2002 | 9 Sept 2003 | British | - |
| Mark George Culmer | Director | 26 Sept 2002 | 20 Jan 2004 | British | 64 years |
| Mark Peter Lister Searles | Director | 25 Apr 2006 | 31 Jul 2009 | British | 65 years |
| Mary Elizabeth Cotton | Director | 1 Mar 1998 | 14 Nov 2003 | British | 72 years |
| Mawlaw Secretaries Limited | Corporate Secretary | 22 Dec 1993 | 27 Jan 1994 | United Kingdom | - |
| Nigel Lowe | Secretary | 9 Aug 2005 | 1 Jul 2013 | British | - |
| Norman Joseph Deryck Ames | Director | 27 Jan 1994 | 30 Dec 1996 | British | 82 years |
| Paul Joseph Dear | Director | 15 Aug 2011 | 13 Mar 2014 | British | 49 years |
| Paul Keaveney | Director | 1 Nov 2021 | 14 Aug 2023 | British | 38 years |
| Paul St John Colley | Director | 15 Aug 2008 | 15 Aug 2011 | British | 59 years |
| Peter Charles Campbell | Director | 25 Apr 2006 | 3 Jan 2007 | British | 68 years |
| Peter Charles Campbell | Director | 29 Apr 2010 | 2 Feb 2012 | British | 68 years |
| Raymond Keith Johnson | Director | 27 Jan 1994 | 3 Feb 1995 | British | 96 years |
| Robert George Smith | Director | 28 Jun 2000 | 26 Sept 2002 | British | 74 years |
| Roger Cottell | Director | 24 Aug 2005 | 30 Jun 2008 | British | 75 years |
| Ross Joseph Fralley | Director | 14 Nov 2003 | 15 Aug 2008 | British | 66 years |
| Roy Edgar Brimblecombe | Director | 28 Apr 2009 | 30 Sept 2015 | British | 89 years |
| Samuel Gerald Boyle | Director | 27 Jan 1994 | 31 Dec 1999 | British | 89 years |
| Shriyesh Chaitanyaprasad Patel | Director | 29 Jan 2010 | 31 Mar 2013 | British | 65 years |
| Simon John Clifford | Director | 1 Nov 2015 | 30 Jun 2020 | British | 56 years |
| Stephen Paul Trickett | Director | 1 Mar 2013 | 31 Jul 2016 | British | 69 years |
| Susan Carol Fadil | Nominee Director | 22 Dec 1993 | 27 Jan 1994 | British | 60 years |
| Thomas Mckenna | Director | 15 Aug 2014 | 14 Aug 2020 | British | 64 years |
| Timothy Victor Holliday | Director | 1 Apr 2013 | 26 Aug 2015 | British | 56 years |
| Vyvyan James Attwood | Director | 4 Dec 2003 | 24 Apr 2006 | British | 77 years |
| William Paton | Director | 25 Apr 2006 | 14 Jan 2010 | British | 69 years |