| CARTER, Derek ACTIVE | Director | 24 Feb 2017 | | United Kingdom | September 1983 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| GIRLING, Paul Stewart ACTIVE | Director | 26 Feb 2018 | | United Kingdom | October 1978 | 1, More London Place, London, SE1 2AF |
| BAMBER, Janine Margaret RESIGNED | Secretary | 22 Dec 2006 | 01 Jun 2007 | | | 105 Shepperton Road, London, N1 3DF |
| BROWN, Grace RESIGNED | Secretary | 15 Dec 2004 | 22 Dec 2006 | | | 35 Corringham Road, Wembley Park, Wembley, Middlesex, HA9 9PX |
| KEARLEY, Andrew Paul RESIGNED | Secretary | 18 Mar 1996 | 31 Mar 2003 | | | 12 Fiddicroft Avenue, Banstead, Surrey, SM7 3AD |
| LEE, David Robert RESIGNED | Secretary | 31 Mar 2003 | 03 Jun 2004 | | | 2 Thurlow Close, Stevenage, Hertfordshire, SG1 4SD |
| PEERMOHAMED, Zahra RESIGNED | Secretary | 01 Mar 2018 | 19 Jul 2018 | | | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| SLOCOMBE, Stephen Roy RESIGNED | Secretary | 01 Jun 2007 | 28 Feb 2018 | | | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| WEBSTER, Peter David RESIGNED | Secretary | | 18 Mar 1996 | | | 34 West Common, Haywards Heath, West Sussex, RH16 2AH |
| WEISS, Beatrix Anna Margarita Parsons RESIGNED | Secretary | 03 Jun 2004 | 15 Dec 2004 | | | Meadow Cottage, Hawksfold Lane, Fernhurst, Surrey, GU27 3JW |
| ABRAMSON, Christoffer RESIGNED | Director | 03 Jun 2004 | 17 Oct 2006 | | December 1970 | 37-39 Abingdon Road, Flat 2, London, W8 6AH |
| BARTRAM, Christopher John RESIGNED | Director | 01 Aug 1995 | 31 Dec 2003 | England | April 1949 | 15 Trumpington Road, Cambridge, CB2 2AJ |
| BOTHA, Stephanie RESIGNED | Director | 17 Oct 2006 | 19 Mar 2007 | | August 1967 | 5 Highbridge Wharf, Highbridge, London, SE10 9PS |
| BOWDEN, Matthew Neville RESIGNED | Director | 02 Dec 2013 | 13 Nov 2015 | United Kingdom | September 1982 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| BURGER, Alec RESIGNED | Director | 13 Sep 2005 | 04 Sep 2006 | | August 1963 | 3 Adelade Road, Walton On Thames, Surrey, KT12 1NB |
| CASEY, Shay Andrew RESIGNED | Director | 03 Jun 2004 | 17 Jan 2006 | United Kingdom | January 1974 | Flat 3 St Mary Hall, 106 Felsham Road, London, SW15 1DQ |
| CLUTTON, Rafe Henry RESIGNED | Director | | 31 Mar 1992 | | June 1929 | 45 Berkeley Square, London, W1X 5DB |
| CONNELLAN, Paul Francis RESIGNED | Director | | 28 Feb 1998 | | January 1958 | 7 Spencer Road, Isleworth, Middlesex, TW7 4BQ |
| CREASEY, Maxwell Rogers RESIGNED | Director | | 31 Mar 1992 | | September 1922 | 47 St Botolphs Road, Sevenoaks, Kent, TN13 3AG |
| DEBNEY, Richard Johnathon RESIGNED | Director | 28 Jul 1998 | 03 Jun 2004 | England | October 1961 | 81 Manor Way, Blackheath, London, SE3 9XG |
| DEL BEATO, Ilaria Jane RESIGNED | Director | 12 Mar 2009 | 08 Mar 2013 | United Kingdom | October 1966 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| DEL BEATO, Ilaria Jane RESIGNED | Director | 03 Jun 2004 | 26 Mar 2007 | United Kingdom | October 1966 | 33 Gorst Road, Battersea, London, SW11 6JB |
| DELANEY, Martin Peter RESIGNED | Director | | 04 Jan 1996 | England | April 1954 | 4 Hillside Road, Radlett, Hertfordshire, WD7 7BH |
| EDWARDS, Jeremy Colin Gamul RESIGNED | Director | 18 Mar 1996 | 24 Sep 1999 | England | November 1939 | Dray House Broomrigg Road, Fleet, Hampshire, GU13 8LR |
| FELCE, Gary John RESIGNED | Director | 10 Jan 2002 | 03 Jun 2004 | England | March 1968 | 25 Ickwell Road, Northill, Biggleswade, Bedfordshire, SG18 9AB |
| GATISS, Ian William RESIGNED | Director | 17 Jan 2006 | 11 Mar 2011 | England | March 1964 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| HARRIS, Neil Jason RESIGNED | Director | 17 Jan 2006 | 24 Apr 2009 | England | March 1969 | 11, Pattison Lane, Woolstone, Milton Keynes, Buckinghamshire, MK15 0AU |
| JEVNE, Anne RESIGNED | Director | 17 Jan 2006 | 06 Oct 2006 | | June 1974 | Flat 8, 70 Ironmonger Row, London, EC1V 3QR |
| KARLOV, Damien Ivo RESIGNED | Director | 02 Nov 2015 | 28 Jul 2017 | United Kingdom | April 1975 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| KEARLEY, Andrew Paul RESIGNED | Director | 01 Jan 2000 | 31 Mar 2003 | | June 1951 | 12 Fiddicroft Avenue, Banstead, Surrey, SM7 3AD |
| KREMERS, Johan RESIGNED | Director | | 31 Mar 1992 | | May 1933 | Rubenslaan 15, 3723 Bn Bilthoven, FOREIGN, Netherlands |
| LEE, David Robert RESIGNED | Director | 31 Mar 2003 | 03 Jun 2004 | | May 1960 | 2 Thurlow Close, Stevenage, Hertfordshire, SG1 4SD |
| LEWIS, Martyn Phillips RESIGNED | Director | 17 Feb 1946 | 31 Mar 2003 | England | February 1946 | Wyncroft, Ringmore, Kingsbridge, Devon, TQ7 4HL |
| MANCHANDA, Anupam RESIGNED | Director | 01 May 2015 | 02 Mar 2017 | United Kingdom | December 1983 | The Ark, 201 Talgarth Road, London, W6 8BJ |
| MARFLEET, Thomas RESIGNED | Director | 16 Jul 2009 | 02 Jul 2012 | United Kingdom | October 1976 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| PALMER, Graham Frederick Boyd RESIGNED | Director | 02 Jul 2012 | 30 Sep 2013 | United Kingdom | June 1980 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| PEARSON, William James RESIGNED | Director | 12 Mar 2009 | 16 Jul 2009 | United Kingdom | February 1976 | 171, Graham Road, Wimbledon, London, SW19 3SL |
| PHILLIPS, Kenneth Albert Frank RESIGNED | Director | | 29 Oct 1993 | | October 1935 | Briars Place Watts Lane, Chislehurst, Kent, BR7 5PJ |
| ROWAN, Michael G RESIGNED | Director | 04 Sep 2006 | 25 Jul 2008 | | April 1958 | 24 Weybridge Park, Weybridge, Surrey, KT13 8SQ |
| SCOTT, Peter George RESIGNED | Director | | 31 Mar 1992 | | June 1925 | 17 Thatcham Gardens, Whetstone, London, N20 9QE |
| SLOCOMBE, Stephen Roy RESIGNED | Director | 11 Dec 2015 | 28 Feb 2018 | United Kingdom | January 1964 | The Ark, 201 Talgarth Road, London, W6 8BJ |
| SLOCOMBE, Stephen Roy RESIGNED | Director | 24 Jan 2011 | 31 Jan 2014 | United Kingdom | January 1964 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| URIA FERNANDEZ, Manuel RESIGNED | Director | 15 Mar 2007 | 29 Jul 2011 | United Kingdom | October 1968 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| VAN DER MEER, Jan-H RESIGNED | Director | | 31 Mar 1992 | | December 1938 | Boompjes 40, Rotterdam 3032 Xb, Netherlands |
| VAN ROMUNDE, Paul Rembrandt RESIGNED | Director | | 28 Feb 1995 | | May 1947 | Greenways, Fairmile Avenue, Cobham, Surrey, KT11 |
| VASILEV, Panayot Kostadinov RESIGNED | Director | 03 Oct 2011 | 18 Dec 2015 | United Kingdom | May 1976 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| WALKER, Benjamin Michael RESIGNED | Director | 24 Aug 2009 | 11 Mar 2011 | England | May 1968 | The Ark, 201 Talgarth Road, London, W6 8BJ, United Kingdom |
| WALSH, Graham Robert RESIGNED | Director | | 31 Mar 1992 | | July 1939 | 1 Appold Street, Broadgate, London, EC2 |
| WEBSTER, Peter David RESIGNED | Director | | 04 Jan 1996 | United Kingdom | September 1938 | 34 West Common, Haywards Heath, West Sussex, RH16 2AH |
| WINPENNY, Jonathan Stewart RESIGNED | Director | | 04 Jan 1996 | | July 1948 | Hill House, Bickley Park Road, Bickley, Kent, BR1 2BE |