| BOAM, Andrew Timothy, Dr ACTIVE | Director | 26 Oct 2021 | | England | January 1970 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| CLEREY, Duncan Christopher Houslip ACTIVE | Director | 29 Apr 2025 | | Switzerland | May 1983 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| RABBANI, Shahid ACTIVE | Director | 23 May 2025 | | United Kingdom | December 1980 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| VAN DER WEIDEN, Alexander Johann ACTIVE | Director | 23 Jan 2025 | | Germany | July 1974 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| BEASLEY, Christopher Ernest RESIGNED | Secretary | 12 May 1992 | 11 Nov 1997 | | | 213a Archway Road, Highgate, London, N6 5BN |
| BERKELEY, Andrew Wilson Atkins RESIGNED | Secretary | 03 Mar 1992 | 12 May 1992 | | | 49 Arden Road, London, N3 3AD |
| FOX, Mark Ian RESIGNED | Secretary | 06 Oct 2010 | 06 Feb 2012 | | | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| HAMILTON, John Lambert RESIGNED | Secretary | 11 Sep 2001 | 25 Feb 2005 | | | The Poplars, 1 Eythrope Road, Stone, Buckinghamshire, HP17 8PH |
| LIPMAN, Jonathan Philip Reuben RESIGNED | Secretary | 25 Feb 2005 | 22 May 2007 | | | 19 Bradgate Road, Bedford, Bedfordshire, MK40 3DE |
| MACLEOD, Nigel RESIGNED | Secretary | 22 May 2007 | 06 Oct 2010 | | | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| SMITH, Nicholas Handran RESIGNED | Secretary | 11 Nov 1997 | 11 Sep 2001 | | | Flat 5, 24 Warrington Crescent, London, W9 1EL |
| STAPLETON, Geneva Angela RESIGNED | Secretary | 06 Feb 2012 | 05 Aug 2026 | | | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| ALEXANDER, Anthony George Laurence RESIGNED | Director | 20 Dec 1999 | 29 Mar 2001 | | April 1938 | Crafnant, Gregories Farm Lane, Beaconsfield, Buckinghamshire, HP9 1HJ |
| ALEXANDER, William John, Dr RESIGNED | Director | 20 Dec 1999 | 29 Mar 2001 | | February 1947 | Roughwood Croft The Fair Mile, Henley On Thames, Oxfordshire, RG9 2JX |
| ALMEIDA, Julio Diniz Pereira De RESIGNED | Director | 08 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 | 29 Jun 2001 | 16 Oct 2008 | United Kingdom | August 1960 | The White House, 45 Kimbolton Road, Bedford, MK40 2PG |
| AOULAD SI KADDOUR, Laila RESIGNED | Director | 14 Aug 2020 | 23 Jan 2025 | Netherlands | April 1987 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| BERGANDT, Heike, Dr RESIGNED | Director | 01 Mar 2023 | 30 Apr 2024 | Germany | August 1976 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| BEXON, Roger RESIGNED | Director | 03 Mar 1992 | 30 Sep 1995 | England | April 1926 | 33 York Terrace East, London, NW1 4PT |
| CHAPPLE, Gillian Anne RESIGNED | Director | 19 Apr 2002 | 30 Nov 2005 | England | August 1956 | Rydale House, Vicarage Road, Silsoe, Bedfordshire, MK45 4ED |
| DEUSSER, Liane Monika, Dr RESIGNED | Director | 01 May 2024 | 05 Nov 2024 | Germany | November 1967 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| DICKINSON, Richard Edward RESIGNED | Director | 23 Mar 1992 | 21 Apr 1993 | | October 1935 | 10 Oxfield Close, Berkhamsted, Hertfordshire, HP4 3NE |
| DUNCAN, George RESIGNED | Director | 03 Mar 1992 | 29 Mar 2001 | | November 1933 | 30 Walton Street, London, SW3 1RE |
| EVANS, Michael John RESIGNED | Director | 23 Mar 1992 | 10 Dec 1993 | | June 1932 | Little Bokes, Hawkhurst, Kent, TN18 4XG |
| EVANS, Michael John RESIGNED | Director | | 23 May 1997 | | June 1932 | Little Bokes, Hawkhurst, Kent, TN18 4XG |
| FEARN, Peter Hugh Colin RESIGNED | Director | 01 Jul 1996 | 31 Oct 2000 | United Kingdom | March 1956 | Hunters Lodge Pot Kiln Lane, Goring Heath, Oxfordshire, RG8 7SR |
| FELCHT, Utz Hellmuth, Prof Dr RESIGNED | Director | 29 Mar 2001 | 28 Mar 2003 | | January 1947 | Unsoldstrasse 5, D-80538 Munich, FOREIGN, Germany |
| GARDNER, Roy Alan, Sir RESIGNED | Director | 18 Dec 1996 | 29 Mar 2001 | | August 1945 | Old Hall Farm,Gill Hill, Markyate, St Albans, Hertfordshire, AL3 8AR |
| GRUNWALD, Volker, Dr RESIGNED | Director | 05 Sep 2006 | 06 Oct 2010 | Germany | June 1948 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| HALL, Bryan Albert RESIGNED | Director | 23 Mar 1992 | 31 Jul 1996 | | October 1939 | 6 Jeffries Court, Hedsor Road, Bourne End, Buckinghamshire, SL8 5DH |
| HARVEY, Bernard George RESIGNED | Director | 16 Oct 2008 | 30 Apr 2013 | England | July 1957 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| HAU, Matthias Josef Peter RESIGNED | Director | 26 Jul 2017 | 28 Feb 2023 | Germany | February 1963 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| HOFMAN, Bernhard, Dr RESIGNED | Director | 01 Jan 2003 | 21 Feb 2006 | | October 1951 | Rosenstr 21, Breitbrunn, D-83254, Germany |
| HOLLOWOOD, John, Dr RESIGNED | Director | 11 Sep 1998 | 08 Mar 1999 | | January 1936 | Roches Fleuries, Les Courtes Fallaize, St. Martins, Guernsey, GY4 6DH |
| HOSKINS, William John RESIGNED | Director | 21 Apr 1993 | 18 Jan 1996 | | January 1953 | 3 Homewood Road, St. Albans, Hertfordshire, AL1 4BE |
| KAYSER, Michael Arthur RESIGNED | Director | 01 Jul 1996 | 29 Jun 2001 | United Kingdom | June 1955 | 17 Hartsbourne Avenue, Bushey Heath, Hertfordshire, WD23 1JP |
| KENNY, Michael Joseph RESIGNED | Director | 18 Dec 1996 | 20 Nov 2000 | | December 1945 | 4 Crystal Court, Neshanic Station, New Jersey, 08853, U S A |
| KNOWLAND, Raymond Reginald RESIGNED | Director | 17 Jun 1992 | 11 Jun 1999 | | August 1930 | Herons Wake, Flowers Hill, Pangbourne, Berkshire, RG8 7BD |
| LAMMERT, Bernhard Heinrich, Dr RESIGNED | Director | 05 Sep 2006 | 22 May 2015 | Germany | April 1954 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| LENG, James William RESIGNED | Director | 01 Oct 1995 | 30 Jun 2001 | | November 1945 | Glenuyll, Caledonian Crescent, Gleneagles, Auchterarder, Perthshire, PH3 1NG |
| LUDWIG, Anke RESIGNED | Director | 25 Mar 2014 | 20 Dec 2016 | Germany | April 1963 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| LUU, Anh Tu RESIGNED | Director | 25 Feb 2013 | 24 Jun 2025 | England | February 1979 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| MACLEOD, Nigel RESIGNED | Director | 06 Oct 2010 | 29 Feb 2012 | United Kingdom | June 1961 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| MCBAIN, Sigrid RESIGNED | Director | 20 Dec 2016 | 30 Jun 2018 | Germany | May 1972 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| MENKE, Errol Jean RESIGNED | Director | 17 Jun 1992 | 08 Nov 1995 | | August 1952 | Normandy House, Devonshire Avenue, Amersham, Buckinghamshire, HP6 5JE |
| MINTON, Kenneth Joseph RESIGNED | Director | 23 Mar 1992 | 08 Nov 1995 | United Kingdom | January 1937 | 7 Midway, St Albans, Hertfordshire, AL3 4BD |
| MUELLER, Thomas RESIGNED | Director | 23 May 2015 | 31 Aug 2017 | Germany | August 1957 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| OBERHOLZ, Alfred, Dr RESIGNED | Director | 20 Feb 2006 | 06 Sep 2006 | | April 1952 | Allensteiner Strabe 3, Marl, North-Rhine-Westfalia 45770, Germany |
| PAPST, Ulrich, Dr RESIGNED | Director | 06 Oct 2010 | 25 Mar 2014 | Germany | October 1950 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| PARROTT, Roy RESIGNED | Director | 01 Jul 1996 | 31 Dec 1998 | | January 1940 | 23 Townsend Drive, St Albans, Hertfordshire, AL3 5RF |
| RODGER, Peter Robert Charles RESIGNED | Director | 29 Jun 2001 | 31 Jul 2003 | United Kingdom | June 1951 | 16 Links Road, Flackwell Heath, High Wycombe, Buckinghamshire, HP10 9LY |
| RUETER, Joern, Dr RESIGNED | Director | 29 Mar 2001 | 31 Dec 2002 | | March 1942 | Leunaer Str 15, D-45772 Marl, Germany |
| SANSOM, Keith Geoffrey, Dr RESIGNED | Director | 23 Mar 1992 | 31 Jul 1992 | | November 1943 | Apt 20 55 Portland Place, London, W1B 1QL |
| SAVAGE, Andrew John RESIGNED | Director | 29 Jun 2001 | 28 Feb 2003 | United Kingdom | June 1947 | 2 Griggs Orchard, Church Road, Sherington, Buckinghamshire, MK16 9PL |
| SEIDL, Johannes, Dr RESIGNED | Director | 23 Mar 1992 | 22 May 1992 | | April 1940 | 81 Marshals Drive, St Albans, Hertfordshire, AL1 4RD |
| SIMON, Andrew Henry RESIGNED | Director | 17 Feb 1993 | 11 Jun 1999 | | April 1945 | Thark 29 St Johns Road, Stafford, Staffordshire, ST17 9AP |
| SPINDLER, Manfred, Dr RESIGNED | Director | 29 Mar 2001 | 29 Jun 2001 | | July 1949 | Adolph Kolping Strasse 11, Hofheim, 65719, Germany |
| THOMSON, Alan Matthew RESIGNED | Director | 23 Oct 1996 | 29 Mar 2001 | | September 1946 | 63 Bridge End, Warwick, Warwickshire, CV34 6PD |
| TIBBLES, Kim RESIGNED | Director | 13 Nov 2013 | 31 Dec 2015 | United Kingdom | February 1971 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| VAN DER WEIDEN, Alexander Johann RESIGNED | Director | 11 Apr 2024 | 23 Jan 2025 | Germany | July 1974 | -, Clayton Lane, Clayton, Manchester, M11 4SR, England |
| VAN IMPE, Hans Frans Aline Maria RESIGNED | Director | 04 May 2012 | 02 Jul 2014 | Belgium | November 1956 | Tego House, Chippenham Drive Kingston, Milton Keynes, Buckinghamshire, MK10 0AF |
| WILBRAHAM, David John, Dr RESIGNED | Director | 01 Apr 1992 | 09 Feb 1996 | United Kingdom | January 1939 | 52 Park Avenue North, Harpenden, Hertfordshire, AL5 2ED |