| Alasdair David Evans | Director | 7 Oct 2005 | 20 Sept 2010 | British | 65 years |
| Alastair Ross Goobey | Director | 28 Jul 2000 | 31 Dec 2001 | British | 81 years |
| Alec Burger | Director | 24 Jun 2002 | 17 Feb 2003 | British And American | 63 years |
| Alexander David Lawson Stokoe | Director | 1 Jan 2021 | 16 Dec 2022 | British | 34 years |
| Anthony Watson | Director | 28 Jul 2000 | 1 Mar 2006 | British | 81 years |
| Arthur David Chessells | Director | 28 Jul 2000 | 1 Dec 2003 | British | 85 years |
| Carol Ann Stratton | Secretary | 1 Oct 2003 | 2 Apr 2007 | British | - |
| Charles Edward Alexander | Director | 28 Jul 2000 | 17 Feb 2003 | British | 73 years |
| Christian Judd | Director | 1 Dec 2018 | 31 Dec 2020 | Irish | 47 years |
| Christopher John Benson | Director | 30 Jan 1993 | 30 Jul 1993 | British | 93 years |
| Corin Leonard Thoday | Director | 22 May 2012 | 19 Apr 2013 | British | 51 years |
| David Beard Henry | Director | 28 Jul 2000 | 13 Apr 2001 | American | 77 years |
| David Leonard Grose | Director | 29 Sept 2011 | 31 Jan 2018 | British | 50 years |
| David Steven Gruber | Director | 4 Jun 1996 | 30 Sept 1998 | Usa | 78 years |
| Diane Duncan | Director | 28 Feb 2020 | 7 Jun 2023 | British | 64 years |
| Emily Ann Mousley | Director | 17 Mar 2008 | 8 Jul 2016 | British | 58 years |
| Gavin Arthur Davidson | Director | 6 May 1999 | 30 Jun 2003 | British | 73 years |
| Gerald Michael Nolan Corbett | Director | 1 Jun 1995 | 22 Jan 1998 | British | 75 years |
| Iain Russell Watters | Director | 30 Jan 1993 | 30 Jun 2003 | British | 78 years |
| Ian Alexander Noble Irvine | Director | 30 Jan 1993 | 31 May 1995 | British | 90 years |
| James Aitchison Beveridge | Director | 30 Jan 1993 | 17 Feb 1997 | British | 78 years |
| James Frederick Trevor Dundas | Director | 17 Mar 1997 | 30 Jun 2003 | British | 76 years |
| James Lane Tuckey | Director | 30 Jan 1993 | 31 May 1999 | British | 80 years |
| Jeffrey Alan Malehorn | Director | 28 Jul 2000 | 27 Feb 2002 | American | 65 years |
| Jennifer Anne Lisbey | Director | 23 Aug 2019 | 28 Feb 2020 | British | 47 years |
| John Anthony Bateman | Director | 21 Oct 2003 | 1 Mar 2006 | British | 68 years |
| John Dewi Brychan Price | Secretary | 23 Jul 1997 | 31 Dec 2001 | British | - |
| John Egan | Director | 1 Aug 1998 | 3 Aug 2000 | British | 87 years |
| John Philip Macarthur Lee | Secretary | 30 Jan 1993 | 23 Jul 1997 | British | - |
| Jonathan Francis Taylor | Director | 30 Jan 1993 | 7 Aug 2000 | British | 91 years |
| Kirsty Ann-marie Wilman | Director | 19 May 2011 | 31 May 2024 | British | 46 years |
| Malcolm Field | Director | 30 Jan 1993 | 21 Jan 1999 | British | 89 years |
| Mark Collins | Director | 10 May 2001 | 23 Apr 2002 | British | 70 years |
| Matthew James Torode | Director | 23 Jun 2016 | 23 Aug 2019 | British | 42 years |
| Mepc Secretaries Limited | Corporate Secretary | 2 Apr 2007 | 31 Jan 2018 | United Kingdom | - |
| Michael Edward Pralle | Director | 7 Sept 2000 | 17 Feb 2003 | American | 70 years |
| Michael John Blakenham | Director | 30 Jan 1993 | 1 Aug 1998 | British | 88 years |
| Nicholas Charles William Mustoe | Director | 27 Feb 2002 | 31 May 2006 | British | 65 years |
| Oliver Henry James Stocken | Director | 13 Jun 1995 | 3 Aug 2000 | British | 85 years |
| Olivier Piani | Director | 27 Feb 2002 | 17 Feb 2003 | French | 72 years |
| Paul Victor Sant Manduca | Director | 29 Jul 1999 | 3 Aug 2000 | British | 75 years |
| Peter Andrew Batchelor | Secretary | 31 Dec 2001 | 30 Sept 2003 | British | - |
| Richard Anthony Harrold | Director | 28 Jul 2000 | 8 Dec 2005 | British | 80 years |
| Richard Armand De Blaby | Director | 7 Oct 2005 | 22 Jan 2009 | American | 66 years |
| Robert Thomas Ernest Ware | Director | 3 Jun 1997 | 30 Jun 2003 | British | 67 years |
| Roger Edward Quince | Director | 21 Oct 2003 | 22 Jan 2009 | British | 80 years |
| Ronald Richard Pressman | Director | 28 Jul 2000 | 7 Sept 2000 | American | 68 years |
| Rupert James Clarke | Director | 26 Apr 2004 | 17 Mar 2008 | British | 68 years |
| Simon Robert Cunningham | Director | 16 Feb 2018 | 1 Dec 2018 | British | 48 years |
| Stephen Dunkling | Director | 22 Jan 2009 | 19 Sept 2011 | British | 62 years |
| Stephen John East | Director | 6 May 1999 | 30 Sept 2003 | British | 68 years |
| Trevor Moross | Director | 25 Sept 1998 | 3 Aug 2000 | British | 78 years |
| Yael Amber | Director | 16 Dec 2022 | 24 Jul 2023 | British | 48 years |