| Adrian Harold Michael White | Director | 31 Mar 1995 | 23 Jul 2004 | British | 80 years |
| Alan Douglas Ormrod | Director | 1 Feb 1993 | 1 Dec 1999 | British | 84 years |
| Alastair Ross Goobey | Director | 1 Feb 1993 | 31 Dec 2001 | British | 80 years |
| Alison Jane Stuart Edmonds | Director | 31 Mar 1995 | 1 Dec 1999 | British | 71 years |
| Allan Conway | Director | 31 Mar 1995 | 17 Jan 1997 | British | 73 years |
| Angela Orriss | Director | 31 Mar 1995 | 1 Dec 1999 | British | 62 years |
| Angela Orriss | Director | 31 Jan 2005 | 31 Jul 2007 | British | 62 years |
| Anthony Watson | Director | 16 Nov 1998 | 31 Jan 2006 | British | 80 years |
| Catherine Jane Pettem | Director | 31 Mar 1995 | 1 Dec 1999 | British,canadian | 64 years |
| Charles Michael Metcalfe | Director | 14 Oct 2002 | 18 Sept 2006 | British | 63 years |
| Christopher James Goudie | Director | 30 Sept 2010 | 28 Apr 2011 | British | 63 years |
| Christopher Mark Taylor | Director | 28 Jun 2017 | 9 Jun 2025 | British | 66 years |
| Ejike Inegbu | Director | 1 Jan 1999 | 1 Dec 1999 | British | 54 years |
| Eoin Angus Murray | Director | 23 Oct 2015 | 4 Jan 2024 | British | 58 years |
| Fairgrieve Richard | Director | 3 Feb 1997 | 1 Dec 1999 | British | 63 years |
| Frederick William Le Grice | Secretary | 1 Feb 1993 | 26 Nov 2001 | British | - |
| Gillian Marjorie Clarke | Director | 28 Jun 2017 | 1 Mar 2020 | British | 65 years |
| Graham Martin Slough | Director | 31 Mar 1995 | 1 Dec 1999 | British | 79 years |
| Gregory Walter Allen | Director | 8 Jul 1996 | 1 Dec 1999 | British | 63 years |
| Hamish Galpin | Director | 1 Aug 1998 | 1 Dec 1999 | British | 59 years |
| Harriet Anne Steel | Director | 9 Nov 2015 | 6 Dec 2022 | British | 60 years |
| Helen Roberts | Director | 1 Jul 1997 | 8 Jan 1999 | British | 63 years |
| Ian Marshall Kennedy | Director | 23 Sept 2015 | 23 Oct 2024 | British | 62 years |
| Ingrid Alison Kirby | Director | 31 Mar 1995 | 1 Dec 1999 | British | 67 years |
| Ingrid Alison Kirby | Director | 21 Dec 2004 | 31 Aug 2010 | British | 67 years |
| James Harry Clive Walsh | Director | 1 Aug 1998 | 1 Dec 1999 | British | 59 years |
| James Harry Clive Walsh | Director | 31 Jan 2005 | 5 Sept 2006 | British | 59 years |
| John Charles Mould | Director | 16 Nov 2012 | 1 Jul 2014 | British | - |
| John Russell Brakell | Director | 1 Feb 1993 | 31 Dec 1993 | British | 90 years |
| John Stubbs | Director | 1 Feb 1993 | 31 Mar 1995 | British | 81 years |
| Keith Gerald Davies | Director | 26 Feb 2021 | 21 Sept 2022 | British | 58 years |
| Mark Jonathon Anson | Director | 6 Feb 2006 | 26 Jul 2007 | American | 66 years |
| Masood Iqbal Javaid | Director | 31 Mar 1995 | 31 Mar 1998 | British | 66 years |
| Maurice Gerard Quirke | Director | 3 Aug 2004 | 14 Dec 2007 | British | 65 years |
| Michael Leslie Carter | Director | 31 Mar 1995 | 1 Dec 1999 | British | 74 years |
| Michael Leslie Carter | Director | 31 Jan 2005 | 18 Feb 2008 | British | 74 years |
| Michael Mark Webb | Director | 20 Oct 2006 | 10 Dec 2009 | British | 63 years |
| Michael William Weston | Director | 31 Mar 1995 | 22 Aug 1997 | British | 61 years |
| Michelle Simone Green | Director | 30 Jul 2013 | 7 Aug 2015 | British | 58 years |
| Michelle Simone Green | Secretary | 27 Nov 2001 | 1 Mar 2004 | British | - |
| Nicholas Charles William Mustoe | Director | 25 Feb 2002 | 31 May 2006 | British | 64 years |
| Nigel Labram | Director | 2 Oct 2006 | 14 Dec 2007 | British | 72 years |
| Paul Bisping | Director | 31 Mar 1995 | 1 Dec 1999 | British | 66 years |
| Paul Bisping | Director | 31 Jan 2005 | 12 Apr 2005 | British | 66 years |
| Peter Robert Butler | Director | 3 Feb 1997 | 30 Jun 1998 | British | 76 years |
| Robert Alan Padgett | Director | 1 Feb 1993 | 1 Dec 1999 | British | 82 years |
| Roger Michael Gray | Director | 25 Oct 2006 | 19 Jun 2009 | American | 68 years |
| Rupert James Clarke | Director | 4 Jul 2007 | 30 Jan 2012 | British | 67 years |
| Saker Anwar Nusseibeh | Director | 17 Jun 2009 | 9 Apr 2014 | British | 64 years |
| Stephen Allen | Director | 30 Sept 2010 | 30 Sept 2015 | British | 64 years |
| Stephen Paul Brown | Director | 31 Mar 1995 | 30 Jun 1998 | British | 68 years |
| Tessa Margaret Woodward | Director | 1 Jan 1998 | 1 Dec 1999 | British | 62 years |