| LOUGEE, Rupert Grafton ACTIVE | Director | 11 Mar 2022 | | England | December 1974 | 27, Wrights Lane, London, W8 5SW, England |
| ROBINSON, Paul Martin ACTIVE | Director | 17 Apr 2009 | | United States | May 1958 | 1633, Broadway, New York, New York 10019, United States |
| SAXE, Charlotte Chloe ACTIVE | Director | 30 Sep 2022 | | England | February 1978 | Cannon Place, 78, Cannon Street, London, EC4N 6AF, England |
| JONES, Bronwen Elizabeth Stuart RESIGNED | Secretary | 01 Dec 1997 | 01 Mar 2004 | | | 81 Nevill Road, London, N16 0SU |
| MANSBRIDGE, Anne RESIGNED | Secretary | 01 Mar 2004 | 01 Jul 2004 | | | Flat 4, 110 Palace Gardens Terrace, London, W8 4RT |
| MORGAN, Trevor David RESIGNED | Secretary | 30 May 1997 | 01 Dec 1997 | | | Coombe House, Brightwell Cum Sotwell, Wallingford, Oxfordshire, OX10 0RG |
| NIGLAS, Richard Rein RESIGNED | Secretary | 03 Feb 1995 | 30 May 1997 | | | 24 Chiltern Way, Woodford Green, Essex, IG8 0RQ |
| TIERNEY, William Joseph RESIGNED | Secretary | | 03 Feb 1994 | | | 2 Woodridge Close, Haywards Heath, West Sussex, RH16 3EP |
| OLSWANG COSEC LIMITED RESIGNED | Secretary | 01 Jul 2004 | 10 Apr 2024 | | | Cannon Place, 78 Cannon Street, London, EC4N 6AF, England |
| ALBERTINI, Paul Rene RESIGNED | Director | 22 May 2002 | 08 Mar 2004 | United Kingdom | September 1959 | Flat 5, 28 Queens Gate Gardens, London, SW7 5RP |
| ANCLIFF, Christopher John RESIGNED | Director | 09 Oct 2009 | 16 May 2018 | United Kingdom | September 1965 | 27, Wrights Lane, London, W8 5SW, England |
| BAKER, Nicholas Brian RESIGNED | Director | | 05 May 1992 | | November 1938 | 17 Cowley Street, London, SW1P 3LZ |
| BOOKER, Roger Denys RESIGNED | Director | 23 Nov 2010 | 30 Sep 2019 | United Kingdom | May 1946 | 27, Wrights Lane, London, W8 5SW, United Kingdom |
| BOREHAM, Michael Bryant RESIGNED | Director | | 05 May 1992 | | June 1928 | 26 Campden Hill Gate, London, W8 7QH |
| CACCIA, Gerolamo RESIGNED | Director | 08 Mar 2004 | 31 May 2007 | | January 1955 | 9 Sloane Terrace Mansions, Sloane Terrace, London, SW1X 9DG |
| CARADINE, James RESIGNED | Director | 05 May 1992 | 31 Dec 1999 | | September 1938 | 75 Rockefeller Plaza, New York, New York, FOREIGN, Usa |
| COOPER, Kenneth RESIGNED | Director | 05 May 1992 | 30 Jun 2001 | | September 1944 | Fayrstede, Village Road, Denham Village, Buckinghamshire, UB9 5BH |
| DE RAAIJ, Joseph Hermanus Johannes RESIGNED | Director | 18 May 2006 | 31 Dec 2006 | | November 1951 | 17 Sandown Road, Esher, Surrey, KT10 9TT |
| GANNON, Luke James, Mr. RESIGNED | Director | 11 Jun 2024 | 26 Mar 2025 | United Kingdom | February 1985 | 3rd Floor, 27 Wright’S Lane, Kensington, London, W8 5SW, United Kingdom |
| HILLIER, Mark Stephen RESIGNED | Director | | 02 Aug 1994 | United Kingdom | June 1955 | 71 Ashburnham Grove, Greenwich, London, SE10 8UJ |
| HOSEMANN, Paul John RESIGNED | Director | 04 Dec 1997 | 16 Dec 2003 | England | May 1961 | Ardwick Cottage, 176 Sycamore Road, Farnborough, Hampshire, GU14 6RG |
| JOHNSON, David Harrover RESIGNED | Director | 05 Jun 2006 | 20 Jul 2007 | United States | October 1946 | 1 Lexington Avenue, New York, Ny 10010, Usa |
| LE GASSICK, Kathryn Rebecca RESIGNED | Director | 27 Jun 2018 | 15 Jan 2020 | United Kingdom | August 1973 | Cannon Place, 78, Cannon Street, London, EC4N 6AF, England |
| LOPEZ S, Ramon RESIGNED | Director | 05 May 1992 | 31 Dec 1999 | | June 1942 | 185 Ramsden Road, London, SW12 8RG |
| MACDIARMID, Lynn Catherine RESIGNED | Director | 22 Nov 1994 | 03 Dec 1997 | | August 1954 | Dove Cottage, Blacksmiths Hill Aynho, Banbury, OX17 3AH |
| MANSBRIDGE, Anne RESIGNED | Director | 05 Nov 2002 | 16 Apr 2007 | United Kingdom | May 1951 | 22 Farmer Street, London, W8 7SN |
| MORRIS, John Michael Huw RESIGNED | Director | 22 Sep 2008 | 02 Feb 2017 | United Kingdom | April 1965 | 56, Oxford Road, London, W5 3ST |
| OBERMANN, Ole RESIGNED | Director | 27 Jun 2018 | 29 Jun 2018 | England | January 1971 | 1633 Broadway, 7th Floor, New York, Ny 10019, United States |
| PORRITT, Brian RESIGNED | Director | 01 Jan 2000 | 28 Feb 2005 | | February 1959 | Mistletoe Cottage, Rays Lane, Penn, Buckinghamshire, HP10 8LJ |
| RADICE, James Heneage RESIGNED | Director | 20 Jul 2020 | 30 Sep 2022 | England | November 1961 | 27, Wrights Lane, London, W8 5SW, England |
| REID, John David RESIGNED | Director | 20 Jul 2007 | 11 Nov 2011 | England | June 1961 | 62 Kensington Park Road, London, W11 3BJ |
| RIDDLESTON, Mark John RESIGNED | Director | 09 Dec 2004 | 23 Sep 2008 | England | October 1972 | 3, Copperfields, Beaconsfield, Buckinghamshire, HP9 2NS |
| RISHI, Sarah Helen RESIGNED | Director | 20 Dec 2019 | 11 Jun 2024 | England | August 1984 | 27, Wrights Lane, London, W8 5SW, England |
| SAUNTER, Michael Peter RESIGNED | Director | 31 Dec 2006 | 31 Dec 2011 | United Kingdom | April 1969 | 45 Cumberland Park, London, W3 6SX |
| SENAT, Eric Hartley RESIGNED | Director | | 31 Jan 2001 | England | December 1949 | 35 Carlton Hill, London, NW8 0JX |
| SHRIMPTON, Stephen RESIGNED | Director | 30 Nov 1999 | 09 Dec 2002 | | July 1942 | 68 Fitzjohns Avenue, London, NW3 5LS |
| SMITH, Mark Alistair RESIGNED | Director | 22 Nov 1994 | 16 Dec 2003 | | February 1960 | 19 Park Farm Road, Kingston Upon Thames, Surrey, KT2 5TQ |
| WASSERMAN, Bert RESIGNED | Director | | 05 May 1992 | | December 1932 | 4 Executive Court, Dix Hills New York Usa 1846, FOREIGN, Usa |
| WATSON, John Victor RESIGNED | Director | 12 Aug 2003 | 24 Sep 2009 | England | August 1952 | 18a Willoughby Road, London, NW3 1SA |