| CULLEN, Timothy Edward ACTIVE | Secretary | 20 Apr 2015 | | | | 8, Manchester Square, London, England And Wales, W1U 3PH, United Kingdom |
| LONG, Andrew Michael ACTIVE | Director | 04 Dec 2008 | | England | April 1971 | 8, Manchester Square, London, England And Wales, W1U 3PH, United Kingdom |
| PATEL, Chirag Yashvant ACTIVE | Director | 01 Feb 2018 | | England | March 1978 | 8, Manchester Square, London, England And Wales, W1U 3PH, United Kingdom |
| RUBIN, Andrew Keith ACTIVE | Director | 01 Jan 1995 | | England | January 1965 | 8, Manchester Square, London, England And Wales, W1U 3PH, United Kingdom |
| CAMPBELL, Patrick James RESIGNED | Secretary | 01 Jan 2005 | 20 Apr 2015 | | | 115, 4th Floor, 115 George Street, Edinburgh, EH2 4JN, Scotland |
| GOPSILL, Michael Clement RESIGNED | Secretary | | 30 Jan 1990 | | | Wood Cottage, Norton Road Iverley, Stourbridge, West Midlands |
| STEVENS, Richard Anthony RESIGNED | Secretary | | 01 Jan 2005 | | | 5 Desborough Drive, Tewin Wood, Welwyn, Hertfordshire, AL6 0HQ |
| BERNSTEIN, David Alan RESIGNED | Director | 31 Jul 1989 | 31 Dec 1994 | United Kingdom | May 1943 | 48 Fitzalan Road, Finchley, London, N3 3PE |
| BROWN, Ean Bryan RESIGNED | Director | 03 Sep 2001 | 01 Sep 2012 | England | May 1964 | 24 Great King Street, Edinburgh, EH3 6QN |
| CHARLTON, John Stuart Northcliffe RESIGNED | Director | 01 Jan 1995 | 04 Dec 1996 | United Kingdom | May 1946 | Englefield Lodge Middle Hill, Englefield Green, Egham, Surrey, TW20 0JR |
| FARIS, Trevor Keith RESIGNED | Director | | 06 Dec 1990 | | March 1942 | Orchard Cottage Effingham Common, Effingham, Leatherhead, Surrey, KT24 5JE |
| FARRANT, Frank Arthur RESIGNED | Director | 31 Jul 1989 | 31 Mar 1997 | | July 1947 | Glenmore Uxbridge Road, Hatch End, Pinner, Middlesex, HA5 4RB |
| FROY, Robert Anthony Douglas RESIGNED | Director | | 31 Jul 1989 | | August 1936 | Little Chart 46 Oakhill Road, Sevenoaks, Kent, TN13 1NS |
| GILBURD, Samantha Elizabeth RESIGNED | Director | 24 Sep 2012 | 01 Mar 2018 | United Kingdom | January 1969 | 8, Manchester Square, London, W1U 3PH, United Kingdom |
| GUTHRIE, John RESIGNED | Director | | 31 Jul 1989 | England | October 1936 | ., Little Hilla Green Farm, Troutsdale, Scarborough, North Yorkshire, YO13 0BS |
| KEYSER, Anthony John De RESIGNED | Director | 31 Jul 1989 | 31 Dec 2001 | | September 1934 | 2 Constable Close, London, NW11 6TY |
| LESLIE, Andrew Marvin RESIGNED | Director | 04 Sep 2000 | 31 Oct 2008 | England | October 1946 | 1 Broadlands, Hillside Road, Radlett, Hertfordshire, WD7 7BX |
| MATCHAN, Christopher John RESIGNED | Director | 04 Sep 2000 | 15 Jun 2001 | | September 1960 | Armitage House 11 Armitage Court, Sunninghill, Berkshire, SL5 9TA |
| MAYO, John Charles RESIGNED | Director | 08 Dec 1993 | 15 Nov 1999 | England | April 1956 | 1 Ellerdale Close, Hampstead, London, NW3 6BE |
| MCGUIGAN, Peter RESIGNED | Director | 13 Oct 1993 | 30 Sep 1997 | England | August 1949 | Telfa House, Green Walk, Bowdon, Altrincham, Cheshire, WA14 2SN, United Kingdom |
| MOK-KIRKMAN, Anne RESIGNED | Director | 15 Mar 2001 | 07 Jun 2002 | | September 1952 | 5/F Blk F Pearl Gardens 7, Conduit Road, Hong Kong, Hk, Hk |
| NURSE, Katrina Lesley RESIGNED | Director | 02 Jan 2019 | 30 Sep 2020 | England | May 1971 | 8, Manchester Square, London, England And Wales, W1U 3PH, United Kingdom |
| OPENSHAW, Nigel Edmond Kippax RESIGNED | Director | | 24 Nov 1994 | | July 1944 | Tulls Cottage, Preston Candover, Hampshire, RG25 2EM |
| PEARSON, David Charles RESIGNED | Director | 08 Sep 1998 | 19 Nov 1999 | Uk | June 1950 | 9 The Warren, Harpenden, Hertfordshire, AL5 2NH |
| QUELCH, John Anthony RESIGNED | Director | 01 Oct 1997 | 15 Nov 1999 | Usa | August 1951 | 57 Baker Bridge Road, Lincoln, Massachusetts 01773, Usa |
| RUBIN OBE, Robert Stephen RESIGNED | Director | 31 Jul 1989 | 21 Mar 2005 | United Kingdom | December 1937 | NW3 |
| SHEPHERD, Robert Priestley RESIGNED | Director | 05 Jul 1994 | 15 Nov 1999 | | December 1931 | Woodcliffe Horncliffe, Rossendale, Lancashire, BB4 6JS |
| SHEPHERD, Robert Priestley RESIGNED | Director | 31 Jul 1989 | 31 Dec 1992 | | December 1931 | Woodcliffe Horncliffe, Rossendale, Lancashire, BB4 6JS |
| SILVER, Clinton Vita RESIGNED | Director | 01 Apr 1995 | 15 Nov 1999 | | September 1929 | Rodgarden Shaw, Ipsden, Oxfordshire, OX10 6QT |
| SINCLAIR, Jonathan Stuart RESIGNED | Director | 03 Dec 2003 | 31 Dec 2008 | | January 1962 | The Pentland Centre Lakeside East, Lakeside Squires Lane, Finchley Central, London, N3 2QL |
| STEVENS, Richard Anthony RESIGNED | Director | 31 Jul 1989 | 31 Dec 2001 | | August 1943 | 5 Desborough Drive, Tewin Wood, Welwyn, Hertfordshire, AL6 0HQ |
| TAYLOR, Russell Hay RESIGNED | Director | 14 Jan 2002 | 31 Mar 2004 | | November 1956 | 27 Penland Road, Haywards Heath, West Sussex, RH16 1PP |
| WEBB, Charles Maxwell RESIGNED | Director | | 31 Jul 1989 | | February 1925 | 31 Ponsonby Terrace, London, SW1P 4PZ |
| WEBSTER, Nicholas Peter Hamilton RESIGNED | Director | 14 Apr 1997 | 31 Mar 2004 | | March 1944 | Yew Tree Cottage, 40 Little Gaddesden, Berkhamsted, Hertfordshire, HP4 1PQ |