| MACNAUGHTON, Colin Fraser ACTIVE | Secretary | 09 Feb 2024 | | | | Watson House, London Road, Reigate, Surrey, RH2 9PQ |
| GUNTON, Richard ACTIVE | Director | 14 Jul 2020 | | England | April 1970 | 51, Lime Street, London, EC3M 7DQ, England |
| SHEAF, Edwin Richard ACTIVE | Director | 19 Mar 2025 | | England | December 1968 | Watson House, London Road, Reigate, Surrey, RH2 9PQ |
| TENNISON, Sophie Ann ACTIVE | Director | 22 Feb 2023 | | England | January 1991 | 5, Wellington Place, Leeds, LS1 4AP, England |
| AFARIOGUN, Oluremi RESIGNED | Secretary | 07 Apr 2006 | 13 Jun 2008 | | | 185 Magdalen Road, London, Wandsworth, SW18 3PB |
| BRIGGS, Clive Thomas RESIGNED | Secretary | 26 Sep 2001 | 06 Apr 2006 | | | The Coach House 4a Bath Road, Shaw, Melksham, Wiltshire, SN12 8EF |
| DAVIDSON, Ritchie RESIGNED | Secretary | 16 Sep 2008 | 29 Jan 2010 | | | 4, Speldhurst Road, Chiswick, London, W4 1BU |
| FOGDEN, Celia RESIGNED | Secretary | 01 Jan 2000 | 03 Oct 2001 | | | 27 Bradbourne Park Road, Sevenoaks, Kent, TN13 3LJ |
| FREEMAN, Simon RESIGNED | Secretary | | 30 Apr 1993 | | | 1 Greenhalgh Walk, London, N2 0DJ |
| KENNEDY, John David RESIGNED | Secretary | 01 Apr 2013 | 22 Feb 2017 | | | 3, Falcon Gate, Shire Park, Welwyn Garden City, Hertfordshire, AL7 1TW, England |
| MANNING, Scott James RESIGNED | Secretary | 22 Feb 2017 | 07 Feb 2018 | | | 4, Falcon Way, Shire Park, Welwyn Garden City, Herts, AL7 1TW, England |
| RUSHWORTH, Tina Jane RESIGNED | Secretary | 09 Mar 2022 | 29 Aug 2023 | | | Watson House, London Road, Reigate, Surrey, RH2 9PQ |
| SCOTT, Peter James RESIGNED | Secretary | 30 Apr 1993 | 31 Dec 1999 | | | 52 Oak Knoll, Berwyn Pa 19312, Usa |
| SINCLAIR, Liza Tamla RESIGNED | Secretary | 02 Jul 2018 | 30 Jun 2021 | | | 4 Falcon Way, Shire Park, Welwyn Garden City, AL7 1TW, United Kingdom |
| SPURR, Lucie Tamsyn RESIGNED | Secretary | 29 Jan 2010 | 31 Mar 2013 | | | 71, High Holborn, London, WC1V 6TP, United Kingdom |
| APOSTOLIDES, William RESIGNED | Director | 02 Nov 2005 | 30 Apr 2010 | | April 1950 | 121 Stratford Avenue, Garden City 11530, New York, Usa |
| AUGERI, John Paul RESIGNED | Director | 08 Oct 2013 | 13 Jul 2020 | United States | February 1972 | Willis Towers Watson, 335 Madison Avenue, New York, Ny 10017, United States |
| BAKHDA, Manish RESIGNED | Director | 01 Jan 2001 | 30 Nov 2001 | | June 1968 | 120 East Lane, North Wembley, Middlesex, HA0 3NL |
| BARON, Christopher John RESIGNED | Director | 27 Nov 2002 | 01 Jan 2013 | United Kingdom | January 1966 | 37 Blacketts Wood Drive, Chorleywood, Hertfordshire, WD3 5PY |
| BARTON, Paul RESIGNED | Director | 01 Jul 2013 | 21 Jul 2023 | England | June 1972 | 51, Lime Street, London, EC3M 7DQ, England |
| BOTTERILL, Alan William RESIGNED | Director | 28 May 1993 | 31 Dec 1999 | United Kingdom | July 1951 | 30 Fitzwarren Gardens, London, N19 3TP |
| BRESSLER, Lee Phillip RESIGNED | Director | 25 Jun 2012 | 14 Jul 2020 | England | March 1965 | Watson House, London Road, Reigate, Surrey, RH2 9PQ, England |
| BYNG NELSON, Kristin RESIGNED | Director | 15 Jul 2020 | 22 Jul 2022 | England | October 1979 | 51, Lime Street, London, EC3M 7DQ, England |
| CARNEY, John Spencer RESIGNED | Director | 28 May 1993 | 01 Jan 1998 | | October 1946 | 28b Mayfield Road, Weybridge, Surrey, KT13 8XB |
| CARSE, David Swan RESIGNED | Director | 28 Feb 2005 | 28 Jan 2010 | | August 1951 | 14 Willian Way, Letchworth Garden City, Hertfordshire, SG6 2HG |
| CLARK, Paul RESIGNED | Director | 01 Jan 1998 | 31 Mar 2005 | | October 1941 | 1609 Fort Washington Avenue, Maple Glen Pennsylvania 19002, Usa |
| CROCKER, John Lewis RESIGNED | Director | 12 Feb 1993 | 30 Jun 1994 | | May 1948 | 34 Eastbury Avenue, Northwood, Middlesex, HA6 3LN |
| CROWN, Susan RESIGNED | Director | 01 Dec 2000 | 03 May 2011 | | June 1951 | 263 Tresser Boulevard, Stamfort, 06901-3226 Connecticut, Usa |
| FORD, Niel Nicolson Gary RESIGNED | Director | 01 Jan 2000 | 28 Feb 2005 | | August 1949 | Rothiemay, Folly Road, Lambourn, Hungerford, Berkshire, RG17 8QE |
| GARCIA, Philip Marc RESIGNED | Director | 01 Jan 2001 | 31 Dec 2004 | | June 1962 | 48 Hamilton Gardens, London, NW8 9PX |
| GIESINGER, Ronald Peter RESIGNED | Director | 06 May 1993 | 01 Jan 1998 | | November 1938 | 15970 South Park Blvd, Shaker Heights, Ohio 44120, Usa |
| HALLOWELL, Stephen RESIGNED | Director | 01 Jan 2000 | 01 Dec 2000 | | April 1958 | 26 Oakdene, Ascot, Berkshire, SL5 0BU |
| HURST, Alan Frederick RESIGNED | Director | 01 Jan 1998 | 31 Dec 1999 | England | September 1947 | Red Tile House, Woking, Surrey, GU22 7JW |
| JOHNSON, Christopher Michael RESIGNED | Director | 01 Jan 2000 | 01 Jan 2001 | | March 1951 | The Lamphouse, Chauntry Road, Maidenhead, Berkshire, SL6 1TR |
| LAWREY, Richard Andrew Charles RESIGNED | Director | | 21 Jun 1991 | | July 1951 | 154 Hampshire Road, Wellesley, Massachusetts 02181, FOREIGN, Usa |
| MANION, John Robert RESIGNED | Director | 20 Jun 2005 | 01 Oct 2007 | England | January 1967 | 52 Alexandra Park Road, London, N10 2AD |
| MCLEAN, Alastair Graham RESIGNED | Director | | 01 Jan 1998 | | August 1947 | 159 Rivermead Court, Ranelagh Gardens, London, SW6 3SF |
| PRESNELL, Stephen Thomas RESIGNED | Director | 12 Sep 2011 | 30 Jun 2013 | England | November 1953 | 71 High Holborn, London, WC1V 6TP |
| RAIMONDO, Vincent John RESIGNED | Director | 15 Nov 2010 | 25 Jun 2012 | England | May 1950 | 71 High Holborn, London, WC1V 6TP |
| RANFTLE, Howard Kenneth RESIGNED | Director | 06 May 1993 | 30 Nov 1998 | | July 1943 | 100 Sunmmit Lake Drive, Valhalla, New York Usa |
| RHOADES, Deborah RESIGNED | Director | 30 Nov 1998 | 04 Jun 1999 | | August 1952 | 165 West Lane, Ridgefield, Connecticut 06877, Usa |
| ROBINSON, Jennifer Llewellen RESIGNED | Director | 01 Jan 1998 | 01 Jan 2001 | | August 1960 | Flat 4, 61 Greencroft Gardens, London, NW6 3LJ |
| ROUTLEDGE, Peter Antony RESIGNED | Director | 28 Jan 2010 | 12 Sep 2011 | England | July 1963 | 71 High Holborn, London, WC1V 6TP |
| SCOTT, Peter James RESIGNED | Director | 23 Jun 1992 | 28 May 1993 | United Kingdom | October 1941 | Rectory Place Fawley, Henley On Thames, Oxon, RG9 6JA |
| SMART, Ian Christopher RESIGNED | Director | | 12 Feb 1993 | | February 1943 | 29 Murray Road, London, SW19 4PD |
| SMITH, Joe Thomas RESIGNED | Director | 14 Mar 2024 | 19 Mar 2025 | England | March 1990 | 8, First Street, Wtw - 6th Floor, Manchester, M15 4RP, England |
| STAFFORD, Maurice RESIGNED | Director | 01 Dec 2001 | 31 Dec 2002 | | March 1946 | 4 Woodlands Road, Sonning Common, Reading, Berkshire, RG4 9TE |
| STRACHAN, Anthony William RESIGNED | Director | 01 Oct 2007 | 06 Nov 2013 | England | July 1953 | Orchard Cottage, Clock House Lane, Bramley, Guildford, Surrey, GU5 0AP |