| HOLLOWELL, Sara ACTIVE | Secretary | 01 Oct 2025 | | | | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR |
| HINDMARSH, Katherine Elizabeth ACTIVE | Director | 09 Dec 2024 | | United Kingdom | May 1989 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| HOLLOWELL, Sara ACTIVE | Director | 01 Oct 2025 | | United Kingdom | July 1971 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR |
| ADEDOYIN, Omolola Olutomilayo RESIGNED | Secretary | 29 Nov 2023 | 24 Apr 2024 | | | Gate House, Turnpike Road, High Wycombe, Bucks, HP12 3 NR, United Kingdom |
| BANHAM, Molly RESIGNED | Secretary | 19 Oct 2018 | 29 Nov 2023 | | | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| CANTY, Jennifer RESIGNED | Secretary | 24 Apr 2024 | 30 Sep 2025 | | | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR |
| CARR, Peter Anthony RESIGNED | Secretary | 15 Apr 2008 | 01 Jan 2009 | | | Foxfoot House, South Luffenham, Rutland, LE15 8NP |
| CLAPHAM, Colin Richard RESIGNED | Secretary | 01 Jan 2009 | 19 Oct 2018 | | | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| DE FEO, Caterina RESIGNED | Secretary | 15 Jul 2005 | 12 Nov 2007 | | | 42 The Crescent, Hampton In Arden, Solihull, West Midlands, B92 0BP |
| HASTINGS, Jonathan Philip RESIGNED | Secretary | | 27 May 2005 | | | 7 Hanger Court, Hanger Green, London, W5 3ER |
| JORDAN, James John RESIGNED | Secretary | 12 Nov 2007 | 15 Apr 2008 | | | Grosvenor House, 2 Church Lane, Stanford On Avon, Northamptonshire, NN6 6JP |
| STOTE, Tanya RESIGNED | Secretary | 27 May 2005 | 15 Jul 2005 | | | Honeyburge, The Fordrough, Solihull, West Midlands, B90 1PP |
| ADEDOYIN, Omolola Olutomilayo RESIGNED | Director | 01 Sep 2023 | 24 Apr 2024 | England | December 1975 | Gate House, Turnpike Road, High Wycombe, Bucks, HP12 3 NR, United Kingdom |
| ANDREW, Peter Robert RESIGNED | Director | 09 Dec 2008 | 17 Jul 2015 | England | April 1959 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| BLACK, Alice Hannah RESIGNED | Director | 31 Dec 2019 | 26 Aug 2022 | United Kingdom | January 1983 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| BROOKS, John Howard RESIGNED | Director | 31 May 1995 | 31 Mar 2003 | United Kingdom | October 1945 | Arcadian Farnborough Hill, Orpington, Kent, BR6 7EQ |
| CANTY, Jennifer RESIGNED | Director | 24 Apr 2024 | 30 Sep 2025 | United Kingdom | July 1993 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR |
| CARNEY, Christopher RESIGNED | Director | 02 May 2008 | 02 May 2008 | United Kingdom | May 1974 | KT10 |
| CHAPMAN, Peter Jeremy RESIGNED | Director | 04 Nov 1998 | 01 Jan 2001 | | September 1954 | 11 Hurst View Road, South Croydon, Surrey, CR2 7AJ |
| FUJITA, Tadaomi RESIGNED | Director | 20 May 1993 | 24 Mar 1995 | | July 1941 | 2-6-11 Miyazaki, Miyamae-Ku, Kawasaki, Kanagawa, 213 |
| HAMMOND, Ross John RESIGNED | Director | 26 Mar 2002 | 14 Feb 2003 | | March 1956 | 11 Broadhoath, Stone Street, Sevenoaks, Kent, TN15 0LX |
| HASTINGS, Jonathan Philip RESIGNED | Director | | 12 May 1995 | United Kingdom | April 1953 | 7 Hanger Court, Hanger Green, London, W5 3ER |
| HATA, Toshihiro RESIGNED | Director | | 24 Mar 1995 | | June 1945 | 9 Beech Drive, London, N2 9NX |
| HINDMARSH, Katherine Elizabeth RESIGNED | Director | 26 Aug 2022 | 01 Sep 2023 | United Kingdom | May 1989 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| HOLLAND-KAYE, William John RESIGNED | Director | 02 Jul 2007 | 02 May 2008 | | March 1965 | 39 Britannia Road, London, SW6 2HJ |
| JOHNSON, Peter Thomas RESIGNED | Director | 01 Nov 2004 | 16 Oct 2008 | United Kingdom | May 1954 | 34 Homewood Road, St Albans, Hertfordshire, AL1 4BQ |
| JORDAN, James John RESIGNED | Director | 16 Oct 2008 | 31 Dec 2019 | England | November 1961 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| JUDD, Barry Andrew RESIGNED | Director | | 31 May 1995 | | October 1941 | 13 Castle Road, Oatlands Park, Weybridge, Surrey, KT13 9QP |
| KNOTT, Clifford Robin RESIGNED | Director | | 31 Mar 2002 | | July 1942 | 6 Pondwick Road, Harpenden, Hertfordshire, AL5 2HG |
| LOCKE, Andrew RESIGNED | Director | 04 Nov 1998 | 09 Jul 2004 | | January 1964 | Granta Cottage, Mill Lane, Wittlesford, Cambridgeshire, CB2 4NE |
| LONNON, Michael Andrew, Mr. RESIGNED | Director | 17 Jul 2015 | 09 Dec 2024 | United Kingdom | January 1957 | Gate House, Turnpike Road, High Wycombe, Buckinghamshire, HP12 3NR, United Kingdom |
| MANTOVANI, Jonathan James RESIGNED | Director | 01 Jan 2001 | 14 Feb 2003 | | February 1968 | 48 Bracken Avenue, London, SW12 8BH |
| MCCALLUM, Graeme Reid RESIGNED | Director | 30 Apr 2004 | 16 Jan 2007 | United Kingdom | January 1947 | The Poplars, Whinfield Road Dodford, Bromsgrove, Worcestershire, B61 9BG |
| MURRIN, Jonathan Charles RESIGNED | Director | 02 Jul 2007 | 02 May 2008 | | October 1969 | 10 Silhill Hall Road, Solihull, West Midlands, B91 1JU |
| NICHOLLS, Alasdair RESIGNED | Director | 12 May 1995 | 14 May 2003 | United Kingdom | October 1963 | 12 Holmead Road, London, SW6 2JE |
| PEACOCK, Raymond Anthony RESIGNED | Director | 02 May 2008 | 02 May 2008 | United Kingdom | August 1966 | 9 Grosvenor Road, Finchley, London, N3 1EY |
| PHIPPS, Paul David RESIGNED | Director | 01 Jan 2001 | 04 Jul 2001 | England | December 1952 | Purbeck 37 Hammond End, Farnham Common, Buckinghamshire, SL2 3LG |
| SATO, Yoshiki RESIGNED | Director | | 09 Apr 1993 | | January 1951 | 34 Juniper Court, London, W8 5UF |
| SMITH, Nicholas Carey RESIGNED | Director | 30 Apr 2004 | 03 Jul 2007 | England | September 1957 | 9 Spring Close, Solihull, West Midlands, B91 1RA |
| STEEL, Peter Morgan RESIGNED | Director | 25 Aug 1993 | 18 Mar 1994 | United Kingdom | September 1959 | 44 Melfort Drive, Leighton Buzzard, Bedfordshire, LU7 2XN |
| SUGIURA, Shinichi RESIGNED | Director | | 09 Apr 1993 | | January 1949 | 3-15-6 Higashi-Tateishi, Katsushika-Ku, Tokyo 124, Japan |
| TENNANT, Mungo RESIGNED | Director | 01 Jan 1996 | 12 Dec 1997 | United Kingdom | September 1963 | 39a St Quintin Avenue, London, W10 6NZ |
| WHITE, David Douglas Percival RESIGNED | Director | 03 Mar 2003 | 30 Apr 2004 | | June 1950 | Botley House, Tanworth Lane, Henley In Arden, Warwickshire, B95 5QY |
| WILBY, Anthony RESIGNED | Director | 04 Jul 2001 | 03 Jul 2007 | | August 1952 | The Waveney, 15 Leighton Road, Neston, South Wirral, CH64 3SF |