| GRAHAM BARTHOLOMEW LIMITED ACTIVE | Secretary | 01 Jul 2026 | | | | 15, Penrhyn Road, Kingston Upon Thames, KT1 2BZ, England |
| DYSON, Richard Henry ACTIVE | Director | 31 Mar 2025 | | England | September 1963 | 15, Penrhyn Road, Kingston Upon Thames, KT1 2BZ, England |
| LOVEGROVE, Steven Edward ACTIVE | Director | 19 Jan 2023 | | England | January 1954 | 15, Penrhyn Road, Kingston Upon Thames, KT1 2BZ, England |
| MEDEPALLI, Anand, Dr ACTIVE | Director | 01 Nov 2007 | | England | January 1963 | 15, Penrhyn Road, Kingston Upon Thames, KT1 2BZ, England |
| OLNEY, Anne Bernadette ACTIVE | Director | 24 Jan 2024 | | England | September 1961 | 15, Penrhyn Road, Kingston Upon Thames, KT1 2BZ, England |
| RUSSELL, Robin Milne ACTIVE | Director | 06 Dec 2013 | | United Kingdom | March 1950 | 15, Penrhyn Road, Kingston Upon Thames, KT1 2BZ, England |
| BARBER, Kenneth Lysberg RESIGNED | Secretary | | 17 Nov 1995 | | | 35 Queensberry House, Friars Lane, Richmond, Surrey, TW9 1NU |
| BURGESS, Mark Geoffrey William RESIGNED | Secretary | 13 May 1998 | 28 Jul 1998 | | | 5 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| MORISON, Alexander John RESIGNED | Secretary | 06 May 2003 | 28 Aug 2007 | | | 14 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| O'BRIEN, Terence RESIGNED | Secretary | 27 Apr 1999 | 14 Oct 2002 | | | 19 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| SEYMOR-DALE, Nigel Roy RESIGNED | Secretary | 28 Apr 1998 | 13 May 1998 | | | 23 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| SEYMOUR-DALE, Sandra RESIGNED | Secretary | 18 Nov 1995 | 28 Apr 1998 | | | 23 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| SWANN, Richard Michael, Mr. RESIGNED | Secretary | 28 Aug 2007 | 08 Dec 2010 | | | 4th Floor, Imperial House 15, Kingsway, London, WC2B 6UN |
| TOWNSEND, John Harvey Knox RESIGNED | Secretary | 28 Jul 1998 | 16 Apr 1999 | | | 2 Glenmore House, Richmond, Surrey, TW10 6BQ |
| ASTON, Liliane Solange Raymonde RESIGNED | Director | 05 Dec 2000 | 30 Dec 2003 | | October 1929 | 1 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| BENTLEY, Sarah RESIGNED | Director | 16 Dec 2004 | 14 Apr 2008 | | August 1971 | 3 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| BRICE, Peter Martin RESIGNED | Director | 08 Dec 2009 | 06 Dec 2013 | United Kingdom | December 1951 | 4th Floor, Imperial House 15, Kingsway, London, WC2B 6UN |
| BRIGGS, Thomas Frank RESIGNED | Director | 28 Sep 2004 | 11 Dec 2008 | United Kingdom | October 1962 | 24 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| BURGESS, Mark Geoffrey William RESIGNED | Director | 31 May 2001 | 06 May 2003 | | June 1959 | Flat 14 Proctor House, 10 Red Lion Square, London, WC1R 4QG |
| BURGESS, Mark Geoffrey William RESIGNED | Director | 28 Apr 1998 | 25 Apr 2001 | | June 1959 | 5 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| CARLETON SMITH, Sebastian Michael Joseph RESIGNED | Director | 18 Nov 2004 | 11 Dec 2008 | | November 1968 | 4 Hillbrow, Richmond Hill, Richmond, Surrey, TW10 6BH |
| CARLETON-SMITH, Sebastian Michael Joseph RESIGNED | Director | 05 Dec 2000 | 28 Nov 2001 | | November 1968 | 2 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| CARR, Marilyn Norah RESIGNED | Director | 23 Mar 2016 | 11 Mar 2021 | United Kingdom | May 1947 | 11 Glenmore House, 64 Richmond Hill, Richmond, Surrey, TW10 6BQ, Uk |
| COX, Robert Alan RESIGNED | Director | 23 Jun 1998 | 13 Feb 2001 | United Kingdom | June 1954 | 15 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| DAVIES, Rhys Cathan RESIGNED | Director | 24 Jan 2024 | 23 May 2025 | Switzerland | May 1968 | 6th Floor, Manfield House, 1 Southampton Street, London, WC2R 0LR, England |
| DEVARAJAN, Mukundan RESIGNED | Director | 18 Dec 2011 | 27 Nov 2014 | United Kingdom | August 1981 | 17 Glenmore House, 64 Richmond Hill, Richmond, Surrey, TW10 6BQ, United Kingdom |
| DYSON, Richard Henry RESIGNED | Director | 23 Mar 2016 | 18 Jan 2019 | England | September 1963 | 41, Richmond Hill, Richmond, Surrey, TW10 6RE, Uk |
| HANDLEY JONES, Nicholas RESIGNED | Director | 06 Feb 2017 | 20 Mar 2019 | United Kingdom | April 1952 | 23 Glenmore House, 64 Richmond Hill, Richmond, Surrey, TW10 6BQ, Uk |
| HANDLEY JONES, Nicholas RESIGNED | Director | 01 Dec 2007 | 11 Dec 2008 | United Kingdom | April 1952 | 23 Glenmore House, 64 Richmond Hill, Richmond, Surrey, TW10 6BQ |
| HANDLEY JONES, Susan Kathleen RESIGNED | Director | 11 Dec 2008 | 17 Jun 2010 | United Kingdom | July 1955 | 4th Floor, Imperial House 15, Kingsway, London, WC2B 6UN |
| HANDLEY-JONES, Nicholas RESIGNED | Director | 18 Dec 2011 | 09 Nov 2016 | British | April 1952 | 23 Glenmore House, 64 Richmond Hill, Richmond, Surrey, TW10 6BQ, United Kingdom |
| HENDERSON, John RESIGNED | Director | | 13 Nov 1993 | | September 1913 | 7 Glenmore House, Richmond, Surrey, TW10 6BQ |
| HENDERSON, Stella Mary RESIGNED | Director | 09 Jul 1996 | 28 Apr 1998 | | April 1916 | 7 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| IDDLES, Stuart Ernest RESIGNED | Director | 11 Dec 2008 | 11 Dec 2009 | | August 1944 | 9 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| JONES, Nicholas Handley RESIGNED | Director | 11 Mar 2021 | 19 Sep 2023 | England | April 1952 | 6th Floor, Manfield House, 1 Southampton Street, London, WC2R 0LR, England |
| LANSLEY, Mark Stephen RESIGNED | Director | 31 May 2001 | 16 Dec 2004 | | October 1970 | 16 Glenmore House, 64 Richmond Hill, Richmond, Surrey, TW10 6BQ |
| LE DUC, Mary Magdalen RESIGNED | Director | 05 Dec 2000 | 25 Apr 2002 | | March 1929 | 12 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| LOVEGROVE, Steven Edward RESIGNED | Director | 31 May 2001 | 01 Apr 2004 | England | January 1954 | 15 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| MATHERNE, Paul Michael RESIGNED | Director | 11 Mar 2021 | 11 Dec 2022 | England | January 1980 | 4th Floor, Imperial House 15, Kingsway, London, WC2B 6UN |
| MCCAUGHLEY, Susan RESIGNED | Director | 23 Jun 1998 | 25 Apr 2001 | | January 1943 | 13 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| MCCAUGHLEY, Susan RESIGNED | Director | 31 May 1993 | 13 Dec 1995 | | January 1943 | 13 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| MORISON, Alexander John RESIGNED | Director | 06 May 2003 | 28 Aug 2007 | | May 1950 | 14 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| O'BRIEN, Terence RESIGNED | Director | 13 May 1998 | 16 Dec 2004 | | November 1945 | 19 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| OLNEY, Anne Bernadette RESIGNED | Director | 24 Jun 2003 | 20 Nov 2004 | | September 1961 | 13 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| SAMPATH, Gayathri RESIGNED | Director | 27 Nov 2014 | 08 Mar 2017 | Uk | February 1983 | 16 Glenmore House 64, Richmond Hill, Richmond, Surrey, TW10 6BQ, Uk |
| SEABORNE, Thomas Richard, Dr RESIGNED | Director | 24 Jan 2024 | 21 Apr 2026 | United Kingdom | October 1954 | 15, Penrhyn Road, Kingston Upon Thames, KT1 2BZ, England |
| SEYMOR-DALE, Nigel Roy RESIGNED | Director | 31 May 1993 | 13 May 1998 | | August 1946 | 23 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| SEYMOUR DALE, Sandra RESIGNED | Director | 18 Nov 2004 | 21 Sep 2006 | | April 1946 | 23 Glenmore House, Richmond, Surrey, TW10 6BQ |
| SEYMOUR-DALE, Sandra RESIGNED | Director | | 31 May 1993 | | April 1946 | 23 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| STEINTHAL, Pauline Mary RESIGNED | Director | 06 Oct 2004 | 25 Apr 2007 | | September 1934 | 17 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| STEINTHAL, Pauline Mary RESIGNED | Director | 29 Aug 1995 | 13 May 1998 | | September 1934 | 17 Glenmore House, Richmond Hill, Richmond, Surrey, TW10 6BQ |
| SWANN, Richard Michael, Mr. RESIGNED | Director | 18 Dec 2006 | 08 Dec 2010 | Gb-Eng | November 1964 | 4th Floor, Imperial House 15, Kingsway, London, WC2B 6UN |
| THAINE, Colin Edward Adrian RESIGNED | Director | 14 May 2002 | 05 Feb 2003 | | July 1949 | 11 Glenmore House, 64 Richmond Hill, Richmond, Surrey, TW10 6BQ |
| TOWNSEND, John Harvey Knox RESIGNED | Director | 13 May 1998 | 16 Apr 1999 | | June 1930 | 2 Glenmore House, Richmond, Surrey, TW10 6BQ |
| ZYRYAEV, Vladimir Aleksandrovich RESIGNED | Director | 18 Feb 2019 | 30 Nov 2023 | United Kingdom | February 1958 | 6th Floor, Manfield House, 1 Southampton Street, London, WC2R 0LR, England |