| SISEC LIMITED ACTIVE | Secretary | 30 Jun 2008 | | | | 21, Holborn Viaduct, London, EC1A 2DY, United Kingdom |
| CARPENTER, Howard Frederick ACTIVE | Director | 02 Aug 2010 | | England | February 1961 | Honeywell House, Arlington Business Park, Bracknell, Berkshire, RG12 1EB, United Kingdom |
| PROTHEROE, David Jason Lloyd ACTIVE | Director | 01 Aug 2012 | | United Kingdom | December 1952 | The Lexicon, Mount Street, Manchester, M2 5NT |
| BRIDGLAND, David Vernon RESIGNED | Secretary | 29 Jun 1998 | 01 Aug 2000 | | | Ivy House Farm, Berrick Salome, Wallingford, Oxfordshire, OX10 6JP |
| CLAYTON, Neil William Harold RESIGNED | Secretary | 01 Aug 2000 | 04 Jan 2005 | | | Cold Norton Priory, Heythorp, Oxfordshire, OX7 5TA |
| LEE, John Anderson, Dr RESIGNED | Secretary | 13 Jul 1992 | 13 Apr 1998 | | | Shotover Cleve Mid The Ridings, Headington, Oxford, Oxfordshire, OX3 8TB |
| MCGEEHIN, Faye Elizabeth RESIGNED | Secretary | | 13 Jul 1992 | | | Oakbridge School Road, Compton, Newbury, Berkshire, RG16 0QU |
| OWEN, Jennifer Margaret RESIGNED | Secretary | 04 Jan 2005 | 24 Feb 2006 | | | 138, Clarence Road, St Albans, Hertfordshire, AL1 4NW |
| RHODES, Jeremy RESIGNED | Secretary | 24 Feb 2006 | 01 Jun 2006 | | | 1 Grafton Road, Burbage, Marlborough, Wiltshire, SN8 3AP |
| WALKER, John James RESIGNED | Secretary | 24 Apr 1998 | 29 Jun 1998 | | | 16 Fortunes Field, Broad Hinton, Swindon, Wiltshire, SN4 9PW |
| EPS SECRETARIES LIMITED RESIGNED | Secretary | 01 Jun 2006 | 30 Jun 2008 | | | Lacon House, Theobalds Road, London, WC1X 8RW |
| ATKINSON, Bruce David RESIGNED | Director | 01 Aug 2000 | 07 May 2002 | | December 1940 | 21 Mountain View, Standish, Maine 04084, 04084, Usa |
| BREEN, Kevin Dominic RESIGNED | Director | 01 Aug 2000 | 24 Mar 2006 | England | June 1954 | Old Place House, Aldwick Road, Bognor Regis, West Sussex, PO21 3RW |
| BRIDGLAND, David Vernon RESIGNED | Director | 29 Jun 1998 | 01 Aug 2000 | England | August 1965 | Ivy House Farm, Berrick Salome, Wallingford, Oxfordshire, OX10 6JP |
| BURNS, Oliver Graham RESIGNED | Director | 01 Aug 2000 | 24 Mar 2006 | | April 1956 | 23 Oakfield Road, Harpenden, Hertfordshire, AL5 2NW |
| DE MEO, David RESIGNED | Director | 24 Mar 2006 | 01 Aug 2012 | United States Of America | November 1954 | Honeywell House, Arlington Business Park, Bracknell, Berkshire, RG12 1EB |
| FITZGIBBONS, Harry Edward RESIGNED | Director | 07 Jun 2000 | 01 Aug 2000 | United Kingdom | November 1936 | 25 Phillimore Gardens, London, W8 7QG |
| FLYNN, Susan Deborah Leigh RESIGNED | Director | 13 Jul 1992 | 31 Aug 1993 | | October 1956 | 4 Ashlyns Park, Cobham, Surrey, KT11 2JY |
| HINE, Richard Graham, Dr RESIGNED | Director | 01 Jan 1996 | 31 Mar 2001 | | November 1954 | Ardmore, Old Long Grove, Seer Green, Bucks, HP92 2QH |
| JEFFERS, Alan Taylor RESIGNED | Director | 13 Jul 1992 | 01 Aug 2000 | Ireland | August 1938 | 51 Clearwater Cove, Old Dunleary Road Dun Laoghaire, Dublin, IRISH |
| KING, Charles Edmund RESIGNED | Director | 30 Nov 1998 | 01 Aug 2000 | England | June 1957 | 39 Hazel Crescent, Kidlington, Oxfordshire, OX5 1EH |
| LEE, John Anderson, Dr RESIGNED | Director | 13 Jul 1992 | 13 Apr 1998 | United Kingdom | October 1941 | Shotover Cleve Mid The Ridings, Headington, Oxford, Oxfordshire, OX3 8TB |
| MCGEEHIN, Peter, Dr RESIGNED | Director | 28 Feb 1990 | 01 Aug 2000 | | April 1948 | Oakbridge, School Road, Compton, Newbury, Berkshire, RG20 6QU |
| MCGEEHIN, Peter, Dr RESIGNED | Director | | 13 Jul 1992 | | April 1948 | Oakbridge, School Road, Compton, Newbury, Berkshire, RG20 6QU |
| MOSELEY, Patrick Timothy, Dr RESIGNED | Director | 13 Jul 1992 | 27 Apr 1995 | United Kingdom | August 1943 | Ivy Cottage, South Row, Chilton, Didcot, Oxfordshire, OX11 0RT |
| PLANER, George, Dr RESIGNED | Director | | 13 Jul 1992 | England | January 1920 | Chase Lodge, 22a Fife Road, East Sheen, London, SW14 7EL |
| PLANER, Victor Geoffrey RESIGNED | Director | | 13 Jul 1992 | United Kingdom | July 1949 | Eldon House, Upper Eldon, Kings Somborne, Hampshire, SO20 6QN |
| RICHARDS, Allan RESIGNED | Director | 24 Mar 2006 | 02 Aug 2010 | England | November 1962 | 12 Thistle Grove, London, SW10 9RZ |
| ROAKE, Brian Michael RESIGNED | Director | 24 Apr 1998 | 01 Aug 2000 | England | December 1951 | 20 Spinnaker Grange, Northney Lane, Hayling Island, Hampshire, PO11 0SJ |
| ROBINS, Ian, Dr RESIGNED | Director | 20 Jan 2000 | 01 Aug 2000 | | January 1958 | 6 Dunster Close, Harefield, Uxbridge, Middlesex, UB9 6BS |
| SALLITT, Henry William Baines RESIGNED | Director | 19 Jul 1994 | 10 May 1996 | United Kingdom | July 1962 | Appletree Cottage, Newtown Common, Newbury, Berkshire, RG20 9DA |
| SALMON, Joseph John RESIGNED | Director | 13 Jul 1992 | 30 Jun 1994 | United Kingdom | February 1937 | Borrowdale Gates Whitwick Road, Copt Oak, Leicester, Leicestershire, LE67 9QB |
| SHEPHERD, John, Mr. RESIGNED | Director | 10 Mar 2003 | 24 Jun 2005 | United Kingdom | December 1953 | Lower Farm, St Margarets Road, Alderton Tewkesbury, Gloucestershire, GL20 8NN |
| TUS, John J RESIGNED | Director | 24 Mar 2006 | 02 Aug 2010 | United States | November 1958 | 10 Charter Circle, Ivyland, Pennsylvania 18974, United States |
| VERNON, Geoffrey Nicholas, Dr RESIGNED | Director | 20 Jan 1995 | 13 Jul 2000 | | March 1952 | 209 Kings Hall Road, Beckenham, Kent, BR3 1LL |
| WAWRZYNCZAK, Edward Julian, Dr RESIGNED | Director | 01 Sep 1993 | 20 Jan 1995 | | March 1958 | 21 Orchard Way, Lower Kingswood, Tadworth, Surrey, KT20 7AD |
| WHITE, Gerald RESIGNED | Director | 22 May 1996 | 26 Nov 1999 | England | July 1946 | 36 Upper Redlands Road, Reading, Berkshire, RG1 5JP |
| WILLIAMS, David Edward RESIGNED | Director | 13 Jul 1992 | 01 Aug 2000 | | February 1949 | 41 Oxford Road, Abingdon, Oxfordshire, OX14 2EE |
| WOOD, Jeffrey Gardner RESIGNED | Director | 24 Jun 2005 | 24 Mar 2006 | | July 1956 | 20 Tapley Cove Road, Raymond, Usa, Mc 04071, FOREIGN |