| HOGG, Sandra ACTIVE | Secretary | 07 Sep 2016 | | | | 150, Holborn, London, EC1N 2NS, England |
| ALLAN, William ACTIVE | Director | 05 Sep 2016 | | Scotland | June 1963 | 150, Holborn, London, EC1N 2NS, England |
| ROSS, Douglas ACTIVE | Director | 01 Dec 2021 | | Scotland | February 1970 | 150, Holborn, London, EC1N 2NS, England |
| GOSCOMB, Christopher Roderick John RESIGNED | Secretary | 04 Mar 2011 | 09 May 2011 | | | 60 Gray's Inn Road, London, WC1X 8AQ |
| KEMSLEY, Michael RESIGNED | Secretary | 27 Oct 1997 | 29 Sep 2003 | | | 12 Heathfield South, Twickenham, Middlesex, TW2 7SS |
| MURRAY, James Patrick RESIGNED | Secretary | 29 Sep 2003 | 01 Jun 2009 | | | 39 Raeburn Avenue, Surbiton, Surrey, KT5 9BN |
| PASS, Danielle Marie RESIGNED | Secretary | 09 May 2011 | 27 Mar 2013 | | | 60 Gray's Inn Road, London, WC1X 8AQ |
| SINCLAIR, Patrick Malcolm Mann RESIGNED | Secretary | 27 Mar 2013 | 26 Sep 2013 | | | 60 Gray's Inn Road, London, WC1X 8AQ |
| WATT, Philip Graham RESIGNED | Secretary | 27 Sep 2013 | 07 Sep 2016 | | | 60 Gray's Inn Road, London, WC1X 8AQ |
| WILSON, Francesca Joanne RESIGNED | Secretary | 01 Jun 2009 | 04 Mar 2011 | | | 60 Gray's Inn Road, London, WC1X 8AQ |
| CHALFEN SECRETARIES LIMITED RESIGNED | Nominee Secretary | 20 Oct 1997 | 27 Oct 1997 | | | 3rd Floor, 19 Phipp Street, London, EC2A 4NP |
| BERRY, Kim RESIGNED | Director | 30 Nov 2011 | 21 Oct 2015 | Hong Kong | January 1954 | 60 Gray's Inn Road, London, WC1X 8AQ |
| BRADBURY, Jimmi Thomas RESIGNED | Director | 26 Jan 2005 | 30 Aug 2007 | United Kingdom | February 1962 | Pipers, 5 Pipers End Letty Green, Hertford, Hertfordshire, SG14 2PB |
| DODDS, John RESIGNED | Director | 21 Jul 2014 | 07 Sep 2016 | England | September 1945 | 60 Gray's Inn Road, London, WC1X 8AQ |
| GIBBONS, Michael David RESIGNED | Director | 27 Oct 1997 | 24 Apr 2006 | England | May 1953 | 9 First Avenue, Mortlake, London, SW14 8SP |
| GOSCOMB, Christopher Roderick John RESIGNED | Director | 19 Jan 2009 | 31 Dec 2013 | United Kingdom | July 1952 | 60 Gray's Inn Road, London, WC1X 8AQ |
| HEMSLEY, Andrew Robert RESIGNED | Director | 31 Jul 2000 | 30 Aug 2007 | | November 1954 | 16 Denny Court, Bishops Stortford, Hertfordshire, CM23 2DF |
| HENDERSON, Michael John Glidden RESIGNED | Director | 24 Aug 1998 | 29 Aug 2014 | United Kingdom | August 1938 | 60 Gray's Inn Road, London, WC1X 8AQ |
| HEWITT, Jeffrey Lindsey RESIGNED | Director | 02 Aug 2010 | 08 Mar 2013 | United Kingdom | September 1947 | 60 Gray's Inn Road, London, WC1X 8AQ |
| IVES, Francis Robert RESIGNED | Director | 27 Oct 1997 | 10 Sep 2010 | United Kingdom | June 1948 | 60 Gray's Inn Road, London, WC1X 8AQ |
| KEMSLEY, Michael RESIGNED | Director | 27 Oct 1997 | 19 Jan 2009 | England | January 1955 | 12 Heathfield South, Twickenham, Middlesex, TW2 7SS |
| KERR, Eamonn Dennis RESIGNED | Director | 12 Mar 2010 | 01 Dec 2011 | United Arab Emirates | October 1960 | 60 Gray's Inn Road, London, WC1X 8AQ |
| LOVELL, Alan Charles RESIGNED | Director | 21 Jul 2014 | 07 Sep 2016 | England | November 1953 | 60 Gray's Inn Road, London, WC1X 8AQ |
| MABEY, Roger Stanley RESIGNED | Director | 29 Sep 2003 | 31 Dec 2015 | England | August 1944 | 60 Gray's Inn Road, London, WC1X 8AQ |
| MANUEL, Alan James RESIGNED | Director | 05 Sep 2016 | 01 Dec 2021 | Scotland | June 1963 | 40, Holborn Viaduct, London, EC1N 2PB, England |
| MCCORMICK, Douglas Alexander Drysdale RESIGNED | Director | 02 Mar 2015 | 07 Sep 2016 | England | January 1962 | 60 Gray's Inn Road, London, WC1X 8AQ |
| MELLSTROM, Nicholas James RESIGNED | Director | 11 Feb 1998 | 30 Jun 2003 | United Kingdom | March 1935 | Cottam, Ockham Road North, East Horsley, Surrey, KT24 6NU |
| PITCHER, Derek Ronald RESIGNED | Director | 31 Jul 2000 | 30 Oct 2015 | England | July 1959 | 60 Gray's Inn Road, London, WC1X 8AQ |
| SINCLAIR, Patrick Malcolm Mann RESIGNED | Director | 01 Jan 2014 | 07 Sep 2016 | England | April 1975 | 60 Gray's Inn Road, London, WC1X 8AQ |
| WEBSTER, Dean Leslie RESIGNED | Director | 31 Jul 2000 | 03 Oct 2014 | United Kingdom | September 1959 | 60 Gray's Inn Road, London, WC1X 8AQ |
| WILTON, David Charles RESIGNED | Director | 08 Mar 2013 | 07 Sep 2016 | England | October 1962 | 60 Gray's Inn Road, London, WC1X 8AQ |
| WOOLLACOTT, Paul Nicholas RESIGNED | Director | 21 Nov 2007 | 29 Aug 2014 | England | October 1947 | 60 Gray's Inn Road, London, WC1X 8AQ |
| CHALFEN NOMINEES LIMITED RESIGNED | Nominee Director | 20 Oct 1997 | 27 Oct 1997 | | | 3rd Floor, 19 Phipp Street, London, EC2A 4NP |