| MORSBACH, Tracy Lee ACTIVE | Secretary | 08 Nov 2017 | | | | 322, High Holborn, London, WC1V 7PB |
| BUXTON, Amy Catherine ACTIVE | Director | 29 Nov 2025 | | England | October 1993 | 322, High Holborn, London, WC1V 7PB |
| DIPPER, Daniel Frederick ACTIVE | Director | 07 Jul 2020 | | England | June 2002 | 322, High Holborn, London, WC1V 7PB |
| FELLOWS, Lorraine Trina Ann ACTIVE | Director | 07 Jul 2020 | | England | August 1964 | 322, High Holborn, London, WC1V 7PB |
| JONES, Rhys Christopher, Professor ACTIVE | Director | 28 Oct 2023 | | Wales | April 1983 | 322, High Holborn, London, WC1V 7PB |
| JOSHI, Anil ACTIVE | Director | 31 Oct 2020 | | England | March 1969 | 322, High Holborn, London, WC1V 7PB |
| MORGAN, Joy ACTIVE | Director | 14 Nov 2015 | | England | August 1957 | 322, High Holborn, London, WC1V 7PB |
| YOUNG, Branka ACTIVE | Director | 07 Jul 2020 | | England | July 1968 | 322, High Holborn, London, WC1V 7PB |
| BORE, Kenneth Francis RESIGNED | Secretary | 01 May 2000 | 30 Apr 2003 | | | Cobweb Cottage 1b Clint Lane, Navenby, Lincoln, Lincolnshire, LN5 0EX |
| CAREY, Peter Roland RESIGNED | Secretary | 01 Sep 1994 | 01 Jun 2000 | | | 46 Parklands, Great Linford, Milton Keynes, Buckinghamshire, MK14 5DZ |
| SHORT, Michael John Elford RESIGNED | Secretary | | 30 Aug 1994 | | | 13 Ladbroke Hall, Ladbroke, Leamington Spa, Warwickshire, CV33 0DF |
| TOMMIS, Stephen David, Dr RESIGNED | Secretary | 01 May 2003 | 01 May 2003 | | | 20 Roeburn Crescent, Emerson Valley, Milton Keynes, Buckinghamshire, MK4 2DG |
| TOMMIS, Stephen David, Dr RESIGNED | Secretary | 01 May 2003 | 31 Jan 2008 | | | 20 Roeburn Crescent, Emerson Valley, Milton Keynes, Buckinghamshire, MK4 2DG |
| YATES, Denise Anne RESIGNED | Secretary | 01 Feb 2008 | 08 Nov 2017 | | | 32, Southcott Village, Linslade, Leighton Buzzard, Bedfordshire, LU7 2PS, United Kingdom |
| AISHER, Jill RESIGNED | Director | 28 Sep 2002 | 21 Oct 2007 | | April 1962 | 42 Alexandra Drive, Surbiton, Surrey, KT5 9AF |
| ATARA, Jaysal Vandravan RESIGNED | Director | 21 Oct 2017 | 26 Oct 2019 | England | March 1972 | Room 5, The Mansion, Bletchley Park, Sherwood Drive, Bletchley, Milton Keynes, MK3 6EB, United Kingdom |
| BAILEY, Stewart RESIGNED | Director | 26 Oct 2013 | 26 Oct 2019 | England | June 1969 | Room 5, The Mansion, Bletchley Park, Sherwood Drive, Bletchley, Milton Keynes, MK3 6EB, United Kingdom |
| BENNETT, Marion Hazel RESIGNED | Director | 05 Nov 1998 | 01 Jun 2000 | | February 1948 | Lindisfarne Long Park, Amersham, Buckinghamshire, HP6 5LA |
| BOWDEN, Jeremy RESIGNED | Director | 07 May 2000 | 09 Oct 2004 | | May 1959 | 30 Nettlehill Road, Lisburn, County Antrim, BT28 3HA |
| BOYD, Martin RESIGNED | Director | 18 Oct 1997 | 14 Oct 2000 | | April 1956 | 59 Shortlands Road, Kingston, Surrey, KT2 6HF |
| BRASON, Carole RESIGNED | Director | 09 Oct 1993 | 30 Sep 1995 | | February 1951 | 22 Lamsey Road, Hemel Hempstead, Hertfordshire, HP3 9HB |
| BREMER, Grant Tudor RESIGNED | Director | 28 Sep 2002 | 09 Oct 2004 | | August 1960 | 9 Stanhope Avenue, Woodhall Spa, Lincolnshire, LN10 6SP |
| BUCKLEY, Jason Darren Michael RESIGNED | Director | 21 Oct 2017 | 07 Jul 2020 | England | February 1974 | Room 5, The Mansion, Bletchley Park, Sherwood Drive, Bletchley, Milton Keynes, MK3 6EB, United Kingdom |
| BUDD, Andrew John Keith RESIGNED | Director | 08 Oct 2005 | 21 Oct 2007 | | November 1961 | 40 Tavistock Avenue, Ampthill, Bedfordshire, MK45 2RY |
| BURFORD, Peter RESIGNED | Director | 30 Sep 1995 | 18 Oct 1997 | | January 1940 | Hazeldene School Road, Bursledon, Southampton, SO31 8BW |
| CAIGER-SMITH, Jane Marion RESIGNED | Director | 08 Oct 2005 | 12 Jul 2007 | United Kingdom | November 1956 | The Ridings, New Road Hill, Midgham Green, Reading, Berkshire, RG7 5TX |
| CARTER, John Robert RESIGNED | Director | 12 Oct 2008 | 14 Dec 2011 | United Kingdom | June 1948 | -, Sunnyside, Abington Pigotts, Royston, Hertfordshire, SG8 0SJ |
| COLLINS, Lee Edward RESIGNED | Director | 20 Oct 2018 | 31 Mar 2022 | England | November 1966 | The Open University, Vaughan Harley Building Ground Floor, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom |
| COTTAM, Gillian Jean Bird RESIGNED | Director | 16 Oct 1999 | 28 Sep 2002 | United Kingdom | April 1956 | 64 Moorcroft Road, Birmingham, West Midlands, B13 8LU |
| CURRAN, John Bertram RESIGNED | Director | 14 Oct 2000 | 11 Oct 2003 | England | April 1933 | 2 Cote House Lane, Bristol, BS9 3UW |
| DENNEY, Sheila Winifred RESIGNED | Director | | 18 Oct 1997 | | February 1932 | 155 Oxford Street, Rugby, Warwickshire, CV21 3LY |
| DINSDALE, Judith RESIGNED | Director | 14 Oct 2000 | 16 May 2006 | | May 1949 | Tantridge, Shrewsbury Avenue, Market Harborough, Leicestershire, LE16 8BB |
| DISTIN, Katharine Elizabeth, Dr RESIGNED | Director | 13 Oct 2001 | 01 Feb 2002 | England | January 1970 | 9 Meadow Way, Fenny Compton, Southam, Warwickshire, CV47 2WD |
| DIVECHA, Susan Nerolie RESIGNED | Director | 16 Oct 1999 | 13 Oct 2001 | | June 1936 | 73 Castlehill Drive, Newton Mearns, Glasgow, Lanarkshire, G77 5LB |
| DRACUP, Timothy Peter RESIGNED | Director | 24 Oct 2010 | 22 Jul 2015 | United Kingdom | February 1959 | Suite 1.6 Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP, England |
| DYER, Helena RESIGNED | Director | 16 Oct 1999 | 01 Mar 2001 | | December 1952 | 132 Dock View Road, Barry, South Glamorgan, CF63 3QQ |
| FLANNERY, Peter James RESIGNED | Director | 22 Oct 2011 | 21 Oct 2017 | United Kingdom | November 1965 | Suite 1.6 Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP, England |
| GARDINER, John Frederick William RESIGNED | Director | | 01 Oct 1994 | | January 1942 | 215 Woodfield Road, Harrogate, North Yorkshire, HG1 4JE |
| GLOCKNER, Margaret Laurel RESIGNED | Director | 12 Oct 2008 | 01 Jun 2009 | United Kingdom | April 1946 | 21, Bardwell Road, Oxford, Oxfordshire, OX2 6SU, United Kingdom |
| GOMME, Susan Mary RESIGNED | Director | | 16 Oct 1999 | | August 1937 | Barleybat Hall, Church Lawton, Stoke On Trent, Staffordshire, ST7 3DG |
| GRAHAM, John Stuart RESIGNED | Director | 12 Oct 2008 | 24 Oct 2010 | United Kingdom | September 1971 | 173a, Sherwood Drive, Bletchley, Milton Keynes, Buckinghamshire, MK3 6HY, United Kingdom |
| HARDWICK, Alan Paul RESIGNED | Director | 14 Nov 2001 | 01 Mar 2002 | | June 1968 | 27 Markham Crescent, Haxby Road, York, North Yorkshire, YO31 8NS |
| HARDWICK, Alan Paul RESIGNED | Director | 01 Oct 1994 | 19 Oct 1996 | | June 1968 | 27 Markham Crescent, Haxby Road, York, North Yorkshire, YO31 8NS |
| HORSEWOOD, Jacqueline Marie RESIGNED | Director | | 01 Oct 1994 | United Kingdom | August 1953 | 3 Beaufort Close, Leegomery, Telford, Salop, TF1 6XU |
| HUNGERFORD, Melinda Faye RESIGNED | Director | 28 Jan 2020 | 18 Jun 2024 | England | August 1972 | The Open University, Vaughan Harley Building Ground Floor, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom |
| ISAAKS, Catherine Margaret RESIGNED | Director | | 10 Oct 1992 | | February 1932 | 97 Mildmay Road, London, N1 4PU |
| JACKSON, Keith Anthony RESIGNED | Director | 19 Oct 1996 | 13 Oct 2001 | | August 1947 | The Upper Mount Glebe Lane, Knottingley, West Yorkshire, WF11 8ET |
| JONES, Glenda Mary RESIGNED | Director | 19 Oct 1996 | 18 Oct 1997 | | October 1934 | 2 Portway Road, Harwick, Cambridge, CB3 7QF |
| JONES, Rhys Christopher, Professor RESIGNED | Director | 24 May 2022 | 30 Oct 2022 | England | April 1983 | The Open University, Vaughan Harley Building Ground Floor, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom |
| KEEN, Norman Ashley RESIGNED | Director | | 30 Sep 1995 | United Kingdom | December 1936 | 38 Grange Park Avenue, Winchmore Hill, London, N21 2LJ |
| KEMP-KING, Stephen Decourcy RESIGNED | Director | 21 Oct 2007 | 26 Oct 2013 | United Kingdom | April 1950 | 41 Lateward Road, Brentford, Middlesex, TW8 0PL |
| KNIGHT, Janice Elizabeth RESIGNED | Director | 28 Sep 2002 | 08 Oct 2005 | | March 1953 | 77 Melrose Avenue, London, NW2 4LR |
| LACEY, Elizabeth Ann RESIGNED | Director | 19 Oct 1996 | 01 Apr 1999 | | June 1943 | Tinpots Cottage, Botolphs Road Annington Bramber, Steyning, West Sussex, BN44 3WB |
| LEWIN, Ronald Harvey RESIGNED | Director | 01 Oct 1994 | 19 Oct 1996 | | January 1933 | Russet Cottage Lakes Lane, Beaconsfield, Buckinghamshire, HP9 2JZ |
| LEWIS, John David RESIGNED | Director | 25 Oct 2009 | 20 Nov 2009 | United Kingdom | September 1954 | Suite 14 Challenge House, Sherwood Drive, Bletchley, Buckinghamshire, MK3 6DP |
| MACKAY, May RESIGNED | Director | 10 Oct 1992 | 16 Oct 1999 | | May 1935 | Glebe House 107 North Road, Bourne, Lincolnshire, PE10 9BU |
| MACKENZIE, Margaret RESIGNED | Director | 14 Oct 2000 | 13 Oct 2001 | | June 1962 | The Cottage, The Old Farmhouse, Fiddlefore, Dorset, DT10 2BX |
| MARRS, Azima Abdel Rahmen RESIGNED | Director | | 01 Dec 1995 | | March 1944 | 8 Newlands Avenue, Horsham, West Sussex, RH12 2BY |
| MARSH, Susan Elizabeth RESIGNED | Director | 18 Oct 1997 | 01 Apr 1998 | | April 1953 | 21 Appleby Close, Wellingborough, Northamptonshire, NN9 5YN |
| MAYBURY, Alexandra Mary-Jane RESIGNED | Director | 23 Sep 2024 | 08 Jan 2026 | England | February 1973 | The Open University, Vaughan Harley Building Ground Floor, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom |
| MCKOY, Laura Jane RESIGNED | Director | 27 Oct 2012 | 14 Nov 2015 | United Kingdom | August 1989 | Suite 1.6 Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP, England |
| MILES, Patricia Georgina RESIGNED | Director | | 01 Oct 1994 | | June 1939 | 2 Drayton Leys, Rugby, Warwickshire, CV22 5RH |
| MOORE, Judith Ann RESIGNED | Director | | 18 Oct 1997 | | August 1937 | 58 The Ridge, Marple, Stockport, Cheshire, SK6 7ER |
| MOSLEY, Loraine RESIGNED | Director | 21 Oct 2007 | 14 Nov 2015 | England | September 1957 | 16 Dutchells Copse, Horsham, West Sussex, RH12 5PD |
| MURRAY, Paul RESIGNED | Director | 07 Oct 2006 | 25 Oct 2009 | England | August 1954 | 72 Marston Drive, Maidstone, Kent, ME14 5NE |
| NEATHERWAY, Jacqueline Margaret Jean RESIGNED | Director | 19 Oct 1996 | 01 Mar 1999 | | September 1954 | 30 Holmer Crescent, Up Hatherley, Cheltenham, Gloucestershire, GL51 5LR |
| NEWTON, Paul Douglas, Dr RESIGNED | Director | 22 Oct 2016 | 21 Oct 2017 | England | September 1972 | Suite 1.6 Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP |
| OHLSSON, Selena RESIGNED | Director | 25 Oct 2009 | 22 Oct 2011 | United Kingdom | December 1982 | Suite 1.2, Challenge House, Sherwood Drive Bletchley, Milton Keynes, MK3 6DP, United Kingdom |
| PARSONS, Christopher Laurence RESIGNED | Director | 13 Mar 2007 | 22 Oct 2016 | England | July 1946 | 13 Ross Way, Bletchley, Milton Keynes, Buckinghamshire, MK3 7SW |
| PATEL, Varsha Anil RESIGNED | Director | 08 Oct 2005 | 07 Oct 2006 | | October 1963 | 5 Dawn Lane, Kings Hill, West Malling, Kent, ME19 4DH |
| POWELL, Pamela Anne RESIGNED | Director | 11 Oct 2003 | 14 Nov 2015 | England | June 1959 | The Manor Barn, Sutton Lane Elton, Nottingham, Nottinghamshire, NG13 9LA |
| RAJAH, Heera RESIGNED | Director | 09 Oct 2004 | 15 May 2007 | | December 1948 | 21 Wilton Road, Colliers Wood, London, SW19 2HB |
| RAMSDEN, Ben RESIGNED | Director | 26 Oct 2013 | 22 Oct 2016 | United Kingdom | September 1994 | 32, Chaucer Road, Bedford, MK40 2AJ, England |
| RAMSDEN, Stephen Alec John RESIGNED | Director | 21 Oct 2017 | 17 Jun 2025 | United Kingdom | August 1956 | The Open University, Vaughan Harley Building Ground Floor, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom |
| RAMSDEN, Stephen Alec John RESIGNED | Director | 11 Oct 2003 | 27 Oct 2012 | United Kingdom | August 1956 | 10 Haden Close, Bedford, Bedfordshire, MK41 7NB |
| RILEY, Robert Michael RESIGNED | Director | 18 Oct 1997 | 28 Sep 2002 | | February 1958 | 1a Orchard Grove, Shaw, Oldham, OL2 7HZ |
| ROWLEY, Gillian Ann RESIGNED | Director | 01 Oct 1994 | 09 Oct 2004 | | January 1945 | 12 The Drive, Tonbridge, Kent, TN9 2LP |
| ROWLEY, Jeremy Peter RESIGNED | Director | 13 Oct 2001 | 01 Jun 2003 | | September 1959 | 6 The Walk, Hullbridge, Hockley, Essex, SS5 6LW |
| SALIM, Wafaa RESIGNED | Director | 31 Oct 2020 | 28 Oct 2023 | England | January 1971 | The Open University, Vaughan Harley Building Ground Floor, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom |
| SANDERSON, Catherine Ann RESIGNED | Director | 13 Oct 2001 | 11 Oct 2003 | | September 1955 | 21 West Hill Road, Foxton, Cambridge, CB2 6SZ |
| SANDERSON, Catherine Ann RESIGNED | Director | 30 Sep 1995 | 14 Oct 2000 | | September 1955 | 21 West Hill Road, Foxton, Cambridge, CB2 6SZ |
| SHEARD, Wenda Jane, Dr RESIGNED | Director | 02 Oct 2011 | 25 Oct 2014 | United Kingdom | February 1954 | Suite 1.2, Challenge House, Sherwood Drive Bletchley, Milton Keynes, MK3 6DP, United Kingdom |
| SIBLEY, Adam David RESIGNED | Director | 12 Oct 2008 | 25 Feb 2010 | United Kingdom | April 1984 | 14 Penhale Meadow, St Cleer, Liskeard, Cornwall, PL14 5RR |
| SIMPER, Iain James RESIGNED | Director | 07 Oct 2006 | 29 Dec 2011 | United Kingdom | January 1976 | 2 Brecon Way, Hinchingbrook Park, Huntingdon, Cambridgeshire, PE29 6XZ |
| SOSIN, Jannetta RESIGNED | Director | 09 Oct 1993 | 09 Oct 2004 | | March 1947 | 85 Baddow Hall Crescent, Great Baddow, Chelmsford, Essex, CM2 7BU |
| SPERANZA, Michael Adam RESIGNED | Director | 25 Oct 2014 | 26 Jan 2021 | England | June 1973 | The Open University, Vaughan Harley Building Ground Floor, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom |
| STIRLING, Samuel Robert RESIGNED | Director | | 17 Oct 1998 | Northern Ireland | December 1951 | 7 Brookfield Heights, Doagh, Ballyclare, County Antrim, BT39 0TS |
| STOPPER, Michael John, Doctor RESIGNED | Director | 19 Oct 1996 | 12 Mar 2008 | England | February 1950 | 9 Castle Hill, Caister, Lincolnshire, LN7 6QL |
| TAYLOR, Malcolm RESIGNED | Director | | 10 Dec 1993 | | October 1968 | The White Hart Hotel 66 South Street, Exeter, Devon, EX1 1EE |
| TOUBE, Trevor Philip, Dr RESIGNED | Director | | 10 Dec 1993 | | September 1939 | 5 Grange Avenue, Woodford Green, Essex, IG8 9JT |
| TREVELYAN, Peter John RESIGNED | Director | 09 Oct 2004 | 25 Oct 2014 | United Kingdom | September 1948 | 3 Abbey Mill End, St Albans, Hertfordshire, AL3 4HN |
| TSEELON, Efrat, Dr RESIGNED | Director | 07 Oct 2006 | 21 Oct 2007 | | November 1954 | Brambles, Binning Close, Drayton, Oxfordshire, OX14 4LN |
| TURTON, Catherine Edwina RESIGNED | Director | 14 Nov 2001 | 06 Mar 2006 | England | July 1957 | 31 Seaford Road, Alyestone, Leicester, LE2 8SQ |
| WIGSTON, Ian RESIGNED | Director | 25 Oct 2014 | 21 Oct 2016 | England | June 1955 | 18, Gainsborough Street, Sudbury, Suffolk, CO10 2EU, England |
| WOODCOCK, Nina RESIGNED | Director | 22 Nov 2011 | 21 Oct 2017 | England | May 1954 | Suite 1.6 Challenge House, Sherwood Drive, Bletchley, Milton Keynes, MK3 6DP, England |
| WOOLNOUGH, Michael Daniel RESIGNED | Director | 11 Oct 2003 | 25 Oct 2009 | | August 1942 | St Cedd's House, 47 Eldred Avenue, Colchester, Essex, CO2 9AR |
| WRAY, Allison Lilian RESIGNED | Director | 12 Oct 2008 | 09 Mar 2010 | United Kingdom | July 1957 | 1a, Pinnacles Close Shipbourne Road, Tonbridge, Kent, TN10 3EL |