| BISHOP, Carol Lesley ACTIVE | Secretary | 02 Apr 2012 | | | | 1, Bedford Square, London, WC1B 3RB, England |
| KNIBB, Richard Trevor ACTIVE | Director | 23 Aug 1999 | | England | November 1961 | 1, Bedford Square, London, WC1B 3RB, England |
| MACKINTOSH, Cameron Anthony, Sir ACTIVE | Director | 21 Mar 1994 | | England | October 1946 | 1, Bedford Square, London, WC1B 3RB, England |
| NOBLE, Robert Frederick Strang ACTIVE | Director | 28 Sep 2026 | | England | January 1965 | 1, Bedford Square, London, WC1B 3RB, England |
| SCHÖNBERG, Thomas Tristan Etienne ACTIVE | Director | 28 Sep 2026 | | United Kingdom | November 1980 | 1, Bedford Square, London, WC1B 3RB, England |
| COOMBES, Susan Jane RESIGNED | Secretary | | 30 Apr 1993 | | | Holme Bank Glebe Meadow, Overton, Hants, RG25 3ER |
| DAWSON, Peter Frederick RESIGNED | Secretary | 30 Apr 1993 | 30 Dec 2004 | | | 6 Elm Grove, Epsom, Surrey, KT18 7LZ |
| REED, Terence John RESIGNED | Secretary | 30 Dec 2004 | 02 Apr 2012 | | | 25 Woolner Close, Hadleigh, Suffolk, IP7 5SX |
| ALLOTT, Nicholas David RESIGNED | Director | 21 Mar 1994 | 19 Aug 2020 | United Kingdom | March 1954 | 22, Park Street, London, W1K 2JB, England |
| BISHOP, Carol Lesley RESIGNED | Director | 02 Apr 2012 | 29 Sep 2022 | England | October 1951 | 32, Curzon Street, London, W1J 7WS, United Kingdom |
| COOMBES, Susan Jane RESIGNED | Director | | 21 Mar 1994 | England | July 1953 | Holme Bank Glebe Meadow, Overton, Hants, RG25 3ER |
| DALCO, Matthew George John RESIGNED | Director | 14 Sep 2000 | 31 Aug 2007 | | October 1962 | 37 Parthenia Road, London, SW6 4BH |
| DAWSON, Derek John RESIGNED | Director | | 29 Sep 2022 | Monaco | July 1941 | 32, Curzon Street, London, W1J 7WS, United Kingdom |
| DAWSON, Jamie Paul RESIGNED | Director | 30 Dec 2004 | 29 Sep 2022 | England | November 1969 | 32, Curzon Street, London, W1J 7WS, United Kingdom |
| DAWSON, Peter Frederick RESIGNED | Director | 21 Mar 1994 | 30 Dec 2004 | | November 1939 | 6 Elm Grove, Epsom, Surrey, KT18 7LZ |
| DAWSON, Peter Frederick RESIGNED | Director | 30 Apr 1993 | 21 Mar 1994 | | November 1939 | 6 Elm Grove, Epsom, Surrey, KT18 7LZ |
| FINCH, Alan Arthur RESIGNED | Director | 19 Aug 2020 | 10 Sep 2026 | United Kingdom | April 1965 | 1, Bedford Square, London, WC1B 3RB, England |
| JOELSON, Alan RESIGNED | Director | | 23 Apr 1999 | | March 1934 | Villa Yasmina, 1050 Summit Drive, Beverley Hill, California, CA90210, Usa |
| JOHNSON, Alan Read RESIGNED | Director | 21 Mar 1994 | 23 Aug 1999 | | July 1927 | Kitley, Over Compton, Sherborne, Dorset, DT9 4QS |
| JOHNSON, Alan Read RESIGNED | Director | | 21 Mar 1994 | | July 1927 | 45 Pickwick Road, London, SE21 7JN |
| MCCALLUM, Martin Jeffrey RESIGNED | Director | 21 Mar 1994 | 14 Sep 2000 | United Kingdom | April 1950 | 110 Elgin Crescent, London, W11 2JL |
| SILBERMAN, Adam Eric RESIGNED | Director | 21 Mar 1994 | 23 Aug 1999 | | February 1963 | 10 Cumberland Gardens, London, WC1X 9AG |