| EARLE, Elizabeth Jane ACTIVE | Director | 15 Mar 2019 | | United Kingdom | July 1976 | 200, Berkshire Place, Winnersh Triangle, Berkshire, RG41 5RD |
| HUDSON, Michele Elaine ACTIVE | Director | 26 Oct 2018 | | United Kingdom | July 1966 | 200, Berkshire Place, Winnersh Triangle, Berkshire, RG41 5RD |
| RICHARDS, Allan ACTIVE | Director | 26 Oct 2018 | | England | November 1962 | 200, Berkshire Place, Winnersh Triangle, Berkshire, RG41 5RD |
| BHOWMIK, Chandan Kanti RESIGNED | Secretary | 29 Sep 1994 | 11 Apr 2003 | | | 22 Armour Hill, Tilehurst, Reading, Berkshire, RG31 6JP |
| BURNINGHAM, Derek RESIGNED | Secretary | 11 Apr 2003 | 30 Jun 2005 | | | 58 Brooklands Way, Redhill, Surrey, RH1 2BW |
| ROE, Jeremy James RESIGNED | Secretary | | 29 Sep 1994 | | | Green Ginger Hook Heath Road, Woking, Surrey, GU22 0QE |
| EPS SECRETARIES LIMITED RESIGNED | Secretary | 30 Jun 2005 | 30 Jun 2008 | | | Lacon House, Theobalds Road, London, WC1X 8RW |
| SISEC LIMITED RESIGNED | Secretary | 30 Jun 2008 | 29 Jan 2016 | | | 21, Holborn Viaduct, London, EC1A 2DY, United Kingdom |
| BHOWMIK, Chandan Kanti RESIGNED | Director | 05 Dec 1996 | 11 Apr 2003 | | December 1940 | 22 Armour Hill, Tilehurst, Reading, Berkshire, RG31 6JP |
| BURNINGHAM, Derek RESIGNED | Director | 11 Apr 2003 | 31 Jul 2005 | United Kingdom | March 1950 | 58 Brooklands Way, Redhill, Surrey, RH1 2BW |
| BUTLER, Shaun RESIGNED | Director | 05 Dec 1996 | 30 Dec 1997 | | May 1956 | 43 High Road, Cookham, Maidenhead, Berkshire, SL6 9HR |
| CARPENTER, Howard Frederick RESIGNED | Director | 02 Aug 2010 | 01 Jun 2013 | England | February 1961 | Honeywell House, Skimped Hill Lane, Bracknell, Berks, RG12 1EB, United Kingdom |
| CLARK, Martin RESIGNED | Director | 01 Oct 1997 | 29 Feb 2000 | | April 1945 | Holwood, Burstead Close, Cobham, Surrey, KT11 2NL |
| COHEN, Daniel Charles RESIGNED | Director | | 27 Nov 1995 | | July 1948 | 25 Berwyn Road, Richmond, Surrey, TW10 5BP |
| FRASER, Grant William RESIGNED | Director | 03 Feb 2015 | 07 Oct 2016 | United Kingdom | November 1975 | Honeywell House, Skimped Hill Lane, Bracknell, Berks, RG12 1EB |
| HINTZ, Bernd Jurgen RESIGNED | Director | 19 May 1998 | 11 Apr 2003 | | May 1942 | 9 Lambourne Avenue, Wimbledon, London, SW19 7DW |
| HOLLAND, Anthony Edward RESIGNED | Director | 11 Apr 2003 | 30 Jun 2005 | England | November 1950 | 6 Brooklyn Drive, Emmer Green, Reading, Berkshire, RG4 8SS |
| JANSEN, Peter Johan RESIGNED | Director | | 19 May 1998 | | February 1940 | Constantia South Road, St Georges Hill, Weybridge, Surrey, KT13 0NA |
| LLEWELLYN, Trefor Wilmot RESIGNED | Director | 19 Sep 1995 | 01 Oct 1997 | England | July 1947 | Hill Farm House, Ipsden, Wallingford, Oxfordshire, OX10 6AD |
| LLOYD, Andrew Nigel RESIGNED | Director | 01 Jun 2013 | 31 Jul 2015 | United Kingdom | August 1955 | Honeywell House, Skimped Hill Lane, Bracknell, Berks, RG12 1EB, United Kingdom |
| MAINWARING, Paul Richard RESIGNED | Director | 29 Feb 2000 | 29 Sep 2000 | England | July 1963 | 7 Woodlands Park, Merrow, Guildford, Surrey, GU1 2TH |
| MCCORMACK, Stuart Robert RESIGNED | Director | 07 Oct 2016 | 13 Feb 2017 | United Kingdom | May 1979 | Honeywell House, Skimped Hill Lane, Bracknell, Berks, RG12 1EB |
| MCKEON, Michael James Edward RESIGNED | Director | 29 Sep 2000 | 11 Apr 2003 | | October 1956 | 4 The Square, High Pine Close, Weybridge, Surrey, KT13 9EA |
| MILLS, Robert John Henry RESIGNED | Director | 01 Oct 1997 | 17 Apr 1998 | England | January 1950 | Hacheston Lodge The Street, Hacheston, Woodbridge, Suffolk, IP13 0DL |
| MONKS, Terence John RESIGNED | Director | | 01 Jun 1994 | | March 1949 | Brantingham, 24 Green Lane, Burnham, Buckinghamshire, SL1 8DX |
| PROTHEROE, David Jason Lloyd RESIGNED | Director | 30 Jun 2005 | 03 Feb 2015 | United Kingdom | December 1952 | Honeywell House, Skimped Hill Lane, Bracknell, Berks, RG12 1EB, United Kingdom |
| RICHARDS, Allan RESIGNED | Director | 30 Jun 2005 | 02 Aug 2010 | England | November 1962 | 12 Thistle Grove, London, SW10 9RZ |
| ROE, Jeremy James RESIGNED | Director | | 29 Sep 1994 | | August 1947 | Green Ginger Hook Heath Road, Woking, Surrey, GU22 0QE |
| SARAF, Ashish Kumar RESIGNED | Director | 13 Feb 2017 | 26 Oct 2018 | India | February 1979 | Honeywell House, Skimped Hill Lane, Bracknell, Berks, RG12 1EB, United Kingdom |
| STUART, Ian RESIGNED | Director | 01 Oct 1998 | 29 Dec 2000 | United Kingdom | March 1950 | Old Smithy, Upper Culham, Wargrave, Berkshire, RG10 8NR |
| WALKER, Timothy RESIGNED | Director | | 19 May 1998 | United Kingdom | June 1939 | Sandhurst Farm, Clayhill Road, Lamberhurst, Tunbridge Wells, Kent, TN3 8AX |
| WHEELER, Simon Crane RESIGNED | Director | 05 Dec 1996 | 30 Dec 1998 | | September 1944 | Pond Oast Postern Park Farm, Postern Lane, Tonbridge, Kent, TN11 0QT |