| MEADS, Helena Jean ACTIVE | Secretary | 15 Sep 2025 | | | | 131, Plough Road, London, SW11 2BJ, United Kingdom |
| COCKCROFT, Michael Jon ACTIVE | Director | 28 Aug 2014 | | England | June 1974 | 1, Windsor Dials, Arthur Road, Windsor, Berkshire, SL4 1RS, England |
| LAW, Rebecca Jane ACTIVE | Director | 01 Apr 2025 | | England | March 1983 | 1, Windsor Dials, Arthur Road, Windsor, Berkshire, SL4 1RS, England |
| WOOLLARD, Matthew ACTIVE | Director | 15 Sep 2025 | | United Kingdom | August 1985 | 1, Windsor Dials, Arthur Road, Windsor, Berkshire, SL4 1RS, England |
| BARR, Caroline Rowena RESIGNED | Secretary | | 01 Mar 1999 | | | 14 Rayleigh Road, Woodford Green, Essex, IG8 7HG |
| BARRY, Chloe RESIGNED | Secretary | 27 Mar 2006 | 01 May 2007 | | | 35 Victor Road, Windsor, Berkshire, SL4 3JS |
| BATES, Catherine Elizabeth RESIGNED | Secretary | 29 Jun 2022 | 15 Sep 2025 | | | 1, Windsor Dials, Arthur Road, Windsor, Berkshire, SL4 1RS, England |
| BOLTON, Susan RESIGNED | Secretary | 14 May 1999 | 26 Jun 2000 | | | 10 Haygreen Close, Kingston Upon Thames, Surrey, KT2 7TS |
| COMBEER, Jean Brenda RESIGNED | Secretary | 26 Jun 2000 | 28 Sep 2001 | | | Robin Hill 3 St Johns Avenue, Leatherhead, Surrey, KT22 7HT |
| ENGMANN, Catherine RESIGNED | Secretary | 28 Aug 2003 | 27 Mar 2006 | | | 54 Burnetts Road, Windsor, Berkshire, SL4 5PL |
| GLANVILLE, Charles Dixon RESIGNED | Secretary | 03 Feb 1997 | 14 Apr 2003 | | | Flat 1, 521 Caledonian Road, London, N7 9RH |
| HANDS-PATEL, Hanisha RESIGNED | Secretary | 06 Aug 2015 | 22 Jul 2016 | | | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| HIRANI, Daksha RESIGNED | Secretary | 01 May 2007 | 05 Nov 2008 | | | 178 Princes Avenue, Kingsbury, London, NW9 9JE |
| LAM, Esther RESIGNED | Secretary | 07 Jun 2011 | 09 Aug 2013 | | | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| LITTLEBURY-CUTTELL, Fiona RESIGNED | Secretary | 20 Jul 2016 | 29 Jun 2022 | | | Broadwater Park, Denham, Buckinghamshire, UB9 5HR, United Kingdom |
| MARTIN, Helen Jane RESIGNED | Secretary | 05 Nov 2008 | 07 Jun 2011 | | | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| MEYER, Barbara Jean RESIGNED | Secretary | | 01 Mar 1999 | | | 657 Linwood Avenue, Ridgewood, New Jersey, CHANNEL |
| NORMAN, Christine RESIGNED | Secretary | 09 Aug 2013 | 13 Feb 2015 | | | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| PATEL, Pritti RESIGNED | Secretary | 13 Feb 2015 | 06 Aug 2015 | | | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| WILLIAMS, Alison RESIGNED | Secretary | 08 Oct 2001 | 28 Aug 2003 | | | 27 Valley Road, Billericay, Essex, CM11 2BS |
| ARASI, Thomas RESIGNED | Director | 26 Mar 1998 | 14 May 1999 | | February 1958 | 557 Gramercy Drive, Marietta 30068, Georgia Usa, FOREIGN |
| BARTLE, Warren William RESIGNED | Director | 29 Apr 1993 | 16 Jun 1995 | | June 1939 | 29 The Quadrangle, Chelsea Harbour, London |
| COWIE, Graham Michael RESIGNED | Director | 14 May 1999 | 14 Apr 2003 | England | April 1950 | Fir Tree Cottage Rays Lane, Tylers Green, Penn, Buckinghamshire, HP10 8LH |
| CROSTON, Francis John RESIGNED | Director | 12 Jul 1999 | 14 Apr 2003 | United Kingdom | July 1956 | 5 The Laurels, Queenborough Lane, Braintree, Essex, CM77 7QD |
| EDGECLIFFE-JOHNSON, Paul Russell RESIGNED | Director | 07 Jun 2011 | 01 Jan 2014 | United Kingdom | March 1972 | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| FUKUMOTO, Yasuo RESIGNED | Director | 29 Apr 1993 | 16 Jun 1995 | | November 1936 | 4 Virginia Drive, Virginia Water, Wentworth, Surrey, GU25 4RX |
| GALLAGHER, Neil RESIGNED | Director | 30 Jan 2014 | 28 Aug 2014 | England | May 1973 | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| GLANVILLE, Charles Dixon RESIGNED | Director | 14 May 1999 | 27 Feb 2004 | United Kingdom | September 1956 | Flat 1, 521 Caledonian Road, London, N7 9RH |
| GLOVER, Michael Todd RESIGNED | Director | 20 Jul 2016 | 31 Jul 2019 | England | August 1971 | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| HAARMANN, Hans RESIGNED | Director | 19 Dec 1997 | 30 Jun 1999 | | March 1942 | 4 Garthside, Church Road Ham, Richmond, Surrey, TW10 5JA |
| HENFREY, Nicolette RESIGNED | Director | 09 Sep 2011 | 24 Feb 2020 | England | December 1969 | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| HOSONO, Takaaki RESIGNED | Director | 19 Dec 1997 | 26 Mar 1998 | | June 1939 | 22 Greenway, Totteridge, London, N20 8ED |
| MCEWAN, Allan Scott RESIGNED | Director | 14 Apr 2003 | 07 Jun 2011 | England | February 1965 | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| MOCHIZUKI, Akira RESIGNED | Director | | 29 Apr 1993 | | August 1991 | 1598-17 Kogasaka, Machida City, Tokyo 194, Japan |
| OLIVER, Thomas Rhoades RESIGNED | Director | 26 Mar 1998 | 14 May 1999 | | March 1941 | Flat 4 35/37 Grosvenor Square, Mayfair, London, W1K 2HN |
| PEARSON, Francis Nicholas Fraser, Sir RESIGNED | Director | | 14 Aug 1992 | United Kingdom | August 1943 | 9 Upper Addison Gardens, London, W14 8AL |
| PUCCIARELLI, Albert RESIGNED | Director | 16 Jun 1995 | 31 Dec 1998 | | June 1950 | 152 Cottage Place, Ridgewood, New Jersey, 07450, Usa |
| RENSHAW, Melinda Marie RESIGNED | Director | 24 Feb 2020 | 01 Apr 2025 | England | September 1973 | 1, Windsor Dials, Arthur Road, Windsor, Berkshire, SL4 1RS, England |
| SPRINGETT, Catherine Mary RESIGNED | Director | 14 Apr 2003 | 09 Sep 2011 | United Kingdom | October 1957 | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| THORNTON, Jonathan Martin RESIGNED | Director | | 29 Apr 1993 | England | October 1948 | Orville House, 91 West End Lane, Esher, Surrey, KT10 8LF |
| TRAVERS, Paul RESIGNED | Director | 16 Jun 1995 | 19 Dec 1997 | | April 1953 | 2 Granville Road, Sevenoaks, Kent, TN13 1ER |
| WATANABE, Rye (Raisaburo) RESIGNED | Director | 29 Apr 1993 | 16 Jun 1995 | | July 1936 | 13 Thorburn House, Kinnerton Street, London, SW1X 8EX |
| WHEELER, Ralph RESIGNED | Director | 27 Mar 2006 | 27 Feb 2017 | England | December 1958 | Broadwater Park, Denham, Buckinghamshire, UB9 5HR |
| WINTER, Richard Thomas RESIGNED | Director | 14 Apr 2003 | 31 Dec 2008 | United Kingdom | March 1949 | 33 St Johns Avenue, Putney, London, SW15 6AL |
| WOOD, Heather Carol RESIGNED | Director | 31 Jul 2019 | 04 Aug 2025 | England | November 1974 | 1, Windsor Dials, Arthur Road, Windsor, Berkshire, SL4 1RS, England |