| BOAM, Andrew Timothy, Dr ACTIVE | Director | 23 May 2025 | | England | January 1970 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| RABBANI, Shahid ACTIVE | Director | 26 Oct 2021 | | United Kingdom | December 1980 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| BEASLEY, Christopher Ernest RESIGNED | Secretary | | 13 May 1998 | | | 213a Archway Road, Highgate, London, N6 5BN |
| SMITH, Nicholas Handran RESIGNED | Secretary | 13 May 1998 | 01 Aug 2000 | | | Flat 5, 24 Warrington Crescent, London, W9 1EL |
| STAPLETON, Geneva Angela RESIGNED | Secretary | 01 Jun 2001 | 11 Aug 2026 | | | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| WHALLEY, Amanda RESIGNED | Secretary | 01 Aug 2000 | 01 Jun 2001 | | | 12 Merchant Court, 61 Wapping Wall Wapping, London, E1W 3SD |
| ALMEIDA, Julio Diniz Pereira De RESIGNED | Director | 09 Jun 2018 | 31 Dec 2020 | England | October 1968 | Unit 6, Greenford Park, Ockham Drive, Greenford, Middlesex, UB6 0FD, England |
| ANDREWS, Donald Charles Mackenzie RESIGNED | Director | 27 Jun 2001 | 17 Oct 2008 | United Kingdom | August 1960 | The White House, 45 Kimbolton Road, Bedford, MK40 2PG |
| BATTERSBY, George William RESIGNED | Director | 05 Jul 1996 | 04 Sep 2000 | | August 1946 | 7th Floor The Point, 37 North Wharf Road, London, W2 1LA |
| BEXON, Roger RESIGNED | Director | | 10 Nov 1994 | England | April 1926 | 33 York Terrace East, London, NW1 4PT |
| BOAM, Andrew Timothy, Dr RESIGNED | Director | 10 May 2024 | 31 Dec 2024 | England | January 1970 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| DEUSSER, Liane Monika, Dr RESIGNED | Director | 01 Jan 2021 | 05 Nov 2024 | Germany | November 1967 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| DICKINSON, Richard Edward RESIGNED | Director | | 26 Apr 1993 | | October 1935 | 10 Oxfield Close, Berkhamsted, Hertfordshire, HP4 3NE |
| DUNCAN, George RESIGNED | Director | | 10 Nov 1994 | | November 1933 | 30 Walton Street, London, SW3 1RE |
| EVANS, Michael John RESIGNED | Director | | 10 Nov 1994 | | June 1932 | Little Bokes, Hawkhurst, Kent, TN18 4XG |
| FEARN, Peter Hugh Colin RESIGNED | Director | 05 Jul 1996 | 31 Oct 2000 | United Kingdom | March 1956 | Hunters Lodge Pot Kiln Lane, Goring Heath, Oxfordshire, RG8 7SR |
| HALL, Bryan Albert RESIGNED | Director | | 31 Jul 1996 | | October 1939 | 6 Jeffries Court, Hedsor Road, Bourne End, Buckinghamshire, SL8 5DH |
| HAMILTON, John Lambert RESIGNED | Director | 03 May 2002 | 25 Feb 2005 | England | July 1951 | The Poplars, 1 Eythrope Road, Stone, Buckinghamshire, HP17 8PH |
| HARVEY, Bernard George RESIGNED | Director | 17 Oct 2008 | 02 May 2013 | England | July 1957 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| HOSKINS, William John RESIGNED | Director | 26 Apr 1993 | 18 Jan 1996 | | January 1953 | 3 Homewood Road, St. Albans, Hertfordshire, AL1 4BE |
| JACKSON, Stacey-Ann Ann RESIGNED | Director | 20 Apr 2016 | 26 May 2017 | United Kingdom | June 1980 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| KAYSER, Michael Arthur RESIGNED | Director | 05 Jul 1996 | 29 Jun 2001 | United Kingdom | June 1955 | 17 Hartsbourne Avenue, Bushey Heath, Hertfordshire, WD23 1JP |
| KITTLER, Matthias RESIGNED | Director | 28 Aug 2008 | 17 Sep 2015 | Germany | November 1971 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| LENG, James William RESIGNED | Director | 09 Feb 1996 | 29 Jun 2001 | | November 1945 | Glenuyll, Caledonian Crescent, Gleneagles, Auchterarder, Perthshire, PH3 1NG |
| LIPMAN, Jonathan Philip Reuben RESIGNED | Director | 24 Feb 2005 | 22 May 2007 | | May 1968 | 19 Bradgate Road, Bedford, Bedfordshire, MK40 3DE |
| LUU, Anh Tu RESIGNED | Director | 02 May 2013 | 24 Jun 2025 | England | February 1979 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| MACLEOD, Nigel RESIGNED | Director | 22 May 2007 | 29 Feb 2012 | United Kingdom | June 1961 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| MCBAIN, Sigrid RESIGNED | Director | 16 May 2017 | 30 Jun 2018 | Germany | May 1972 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| MINTON, Kenneth Joseph RESIGNED | Director | | 01 Nov 1995 | United Kingdom | January 1937 | 7 Midway, St Albans, Hertfordshire, AL3 4BD |
| PARROTT, Roy RESIGNED | Director | 05 Jul 1996 | 31 Dec 1998 | | January 1940 | 23 Townsend Drive, St Albans, Hertfordshire, AL3 5RF |
| RODGER, Peter Robert Charles RESIGNED | Director | 27 Jun 2001 | 31 Jul 2003 | United Kingdom | June 1951 | 16 Links Road, Flackwell Heath, High Wycombe, Buckinghamshire, HP10 9LY |
| SANSOM, Keith Geoffrey, Dr RESIGNED | Director | | 31 May 1993 | | November 1943 | Apt 20 55 Portland Place, London, W1B 1QL |
| SAVAGE, Andrew John RESIGNED | Director | 27 Jun 2001 | 28 Feb 2003 | United Kingdom | June 1947 | 2 Griggs Orchard, Church Road, Sherington, Buckinghamshire, MK16 9PL |
| SMITH, Nicholas Handran RESIGNED | Director | 01 Aug 2000 | 30 Sep 2001 | | March 1949 | Flat 5, 24 Warrington Crescent, London, W9 1EL |
| TIBBLES, Kim RESIGNED | Director | 04 Jul 2014 | 31 Dec 2015 | United Kingdom | February 1971 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| VAN IMPE, Hans Frans Aline Maria RESIGNED | Director | 02 May 2013 | 02 Jul 2014 | Belgium | November 1956 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| WILBRAHAM, David John, Dr RESIGNED | Director | | 09 Feb 1996 | United Kingdom | January 1939 | 52 Park Avenue North, Harpenden, Hertfordshire, AL5 2ED |