| PARSONS, Gemma Elizabeth Mary ACTIVE | Secretary | 01 Jul 2018 | | | | Horseferry House, Horseferry Road, London, England And Wales, SW1P 2AW, United Kingdom |
| GREEN, Helen Jane ACTIVE | Director | 23 Sep 2021 | | United Kingdom | January 1979 | Horseferry House, Horseferry Road, London, SW1P 2AW |
| RASH, Edward Charles ACTIVE | Director | 02 Apr 2018 | | United Kingdom | January 1972 | Horseferry House, Horseferry Road, London, SW1P 2AW, United Kingdom |
| CORBETT, Sarah Elizabeth RESIGNED | Secretary | 01 Dec 1999 | 10 Aug 2001 | | | 58a Walterton Road, London, W9 3PJ |
| COUGHLAN, Henry Michael RESIGNED | Secretary | | 01 Jun 1999 | | | 23 Ferndown, Emerson Park, Hornchurch, Essex, RM11 3JL |
| LIM, Robin Pui Hwa RESIGNED | Secretary | 01 Jun 1999 | 01 Dec 1999 | | | 17 Manor Park Road, London, N2 0SN |
| MAHONY, Michael Neil Copinger RESIGNED | Secretary | 10 Aug 2001 | 01 Aug 2011 | | | Horseferry House, Horseferry Road, London, SW1P 2AW |
| SUKMONOWSKI, Catherine Anne RESIGNED | Secretary | 01 Aug 2011 | 15 Sep 2017 | | | Horseferry House, Horseferry Road, London, SW1P 2AW |
| TUNNACLIFFE, Paul Derek RESIGNED | Secretary | 15 Sep 2017 | 01 Jul 2018 | | | Horserferry House, Horseferry Road, London, England And Wales, SW1P 2AW, United Kingdom |
| BARNETT, Victor Jules RESIGNED | Director | 09 Jul 1998 | 13 Jun 2002 | | April 1933 | 895 Park Avenue, New York, 10021, Usa |
| BRAVO, Rose Marie RESIGNED | Director | 20 Oct 1997 | 25 Jan 2007 | | January 1951 | 2d Thorney Court Apartments, Palace Gate Kensington, London, W8 5NJ |
| BRIMICOMBE, Ian RESIGNED | Director | 15 Sep 2017 | 30 Nov 2023 | United Kingdom | October 1963 | Horserferry House, Horseferry Road, London, England And Wales, SW1P 2AW, United Kingdom |
| CARTWRIGHT, Stacey Lee RESIGNED | Director | 10 Mar 2004 | 01 Jun 2013 | England | November 1963 | Horseferry House, Horseferry Road, London, SW1P 2AW |
| CHELLINGSWORTH, William John RESIGNED | Director | | 18 Jan 2002 | | July 1948 | Vine Cottage 55 Windsor Road, Gravesend, Kent, DA12 5BW |
| COUGHLAN, Henry Michael RESIGNED | Director | | 19 Jun 2001 | | September 1935 | 23 Ferndown, Emerson Park, Hornchurch, Essex, RM11 3JL |
| DJELLAS, Riad RESIGNED | Director | 02 Nov 2015 | 20 Jan 2017 | United Kingdom | July 1974 | Horseferry House, Horseferry Road, London, SW1P 2AW, United Kingdom |
| FAIRWEATHER, Carol Ann RESIGNED | Director | 25 Jan 2007 | 20 Jan 2017 | United Kingdom | March 1961 | Horseferry House, Horseferry Road, London, SW1P 2AW |
| FOA, Emilio Giuseppe RESIGNED | Director | 25 Jan 2007 | 13 Apr 2007 | | October 1963 | 14 Woodsford Square, London, W14 8DP |
| GIBBONS, Clive Anthony RESIGNED | Director | 18 Jan 2002 | 09 Feb 2006 | England | May 1960 | 5 Four Acre Coppice, Hook, Hampshire, RG27 9NF |
| HELY-HUTCHINSON, John Michael James, Viscount Suirdale RESIGNED | Director | 28 Jan 2000 | 31 Aug 2003 | | August 1952 | 38 Thornton Avenue, Chiswick, London, W4 1QG |
| IRELAND, Sally Jean RESIGNED | Director | 07 Jan 1999 | 05 Apr 2001 | | September 1949 | 2 Saint Stephens Mews, London, W2 5QZ |
| JACKSON, Brian David RESIGNED | Director | 07 Apr 2015 | 31 Mar 2018 | United Kingdom | September 1953 | Horseferry House, Horseferry Road, London, SW1P 2AW, United Kingdom |
| JANOWSKI, Andrew RESIGNED | Director | 02 Mar 2009 | 23 Apr 2012 | United Kingdom | March 1966 | Horseferry House, Horseferry Road, London, SW1P 2AW, Uk |
| JONES, Nigel Philip RESIGNED | Director | 12 Mar 2012 | 16 Jul 2021 | United Kingdom | February 1965 | Horseferry House, Horseferry Road, London, SW1P 2AW, United Kingdom |
| LAUFFER, David RESIGNED | Director | | 11 Nov 1994 | | May 1926 | 15 Wildwood Road, London, NW11 6UL |
| MAHONY, Michael Neil Copinger RESIGNED | Director | 23 Apr 2012 | 02 Nov 2015 | United Kingdom | April 1964 | Horseferry House, Horseferry Road, London, SW1P 2AW, United Kingdom |
| METCALF, Michael Edward RESIGNED | Director | 25 Sep 1998 | 31 Mar 2004 | England | January 1952 | Tanglewood 19 Meadway, Esher, Surrey, KT10 9HG |
| PEACOCK, Stanley Thomas RESIGNED | Director | | 20 Oct 1997 | | September 1932 | Flat 18 The Rossetti, 59 Ordnance Hill, St John's Wood, London, NW8 |
| QUELCH, David William RESIGNED | Director | | 16 Apr 2000 | | April 1940 | 10 Riverside Drive, Esher, Surrey, KT10 8PG |
| RAINSFORD, Vanessa RESIGNED | Director | 02 Mar 2009 | 12 Mar 2012 | England | August 1972 | Horseferry House, Horseferry Road, London, SW1P 2AW |
| RASH, Edward Charles RESIGNED | Director | 15 Nov 2013 | 02 Nov 2015 | United Kingdom | January 1972 | Horseferry House, Horseferry Road, London, SW1P 2AW, United Kingdom |
| SMITH, John Barry RESIGNED | Director | 01 Jun 2013 | 07 Jun 2017 | United Kingdom | August 1957 | Horseferry House, Horseferry Road, London, SW1P 2AW, United Kingdom |