| COX, James Edward ACTIVE | Secretary | 01 Oct 2021 | | | | Level 3, Plant, Basing View, Basingstoke, Hampshire, RG21 4HG, England |
| KEELING, Dean Christopher ACTIVE | Director | 10 Nov 2021 | | England | October 1975 | Level 3, Plant, Basing View, Basingstoke, Hampshire, RG21 4HG, England |
| MACKAY, Thomas Owen ACTIVE | Director | 15 Nov 2021 | | United Kingdom | March 1975 | Level 3, Plant, Basing View, Basingstoke, Hampshire, RG21 4HG, England |
| PFAUDLER, Jakob, Dr ACTIVE | Director | 14 Apr 2021 | | United Kingdom | February 1972 | Level 3, Plant, Basing View, Basingstoke, Hampshire, RG21 4HG, England |
| ALLEN, Tracy Lorraine RESIGNED | Secretary | 23 Sep 1999 | 01 Jan 2002 | | | 62 Hazel Close, Whitton, Twickenham, Middlesex, TW2 7NR |
| DAVIES, John RESIGNED | Secretary | 14 Dec 2007 | 17 Aug 2012 | | | Enbrook Park, Sandgate, Folkestone, Kent, CT20 3SE, United Kingdom |
| FLEMING, Catherine Elinor RESIGNED | Secretary | 13 Oct 1997 | 08 Jun 1999 | | | The Old Power House, Marlston, Thatcham, Berkshire, RG18 9UL |
| FREE, Catherine Marie RESIGNED | Secretary | 17 Apr 2018 | 02 Jul 2018 | | | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA |
| GARRIHY, Anne RESIGNED | Secretary | 23 Sep 1999 | 18 Feb 2000 | | | 38 Bunbury Way, Epsom, Surrey, KT17 4JP |
| HARRISON, Maxine Louise RESIGNED | Secretary | 14 Jan 1998 | 23 Sep 1999 | | | 28 Cumberland Road, Kew, Richmond, Surrey, TW9 3HQ |
| HAYNES, Victoria RESIGNED | Secretary | 31 Jul 2013 | 22 Apr 2014 | | | Enbrook Park, Sandgate, Folkestone, Kent, CT20 3SE, United Kingdom |
| HOOSEN, Nadia RESIGNED | Secretary | 02 Jul 2018 | 31 May 2021 | | | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA |
| MILLAR, Mark Falcon RESIGNED | Secretary | 08 Sep 2014 | 17 Apr 2018 | | | Fanum House, Basing View, Basingstoke, Hants, RG21 4EA, United Kingdom |
| RITCHIE, Ian RESIGNED | Secretary | 18 Feb 2000 | 01 Jan 2002 | | | 66 Cherwell Drive, Marston, Oxford, Oxfordshire, OX3 0LZ |
| SCOTT, Robert James RESIGNED | Secretary | 22 Apr 2014 | 08 Sep 2014 | | | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, United Kingdom |
| SKEEN, Colin Jeffrey RESIGNED | Secretary | | 14 Jan 1998 | | | 2 Worcester Crescent, Bristol, Avon, BS8 3JA |
| STRINGER, Andrew Paul RESIGNED | Secretary | 17 Aug 2012 | 31 Jul 2013 | | | Enbrook Park, Sandgate, Folkestone, Kent, CT20 3SE, United Kingdom |
| TROUSDALE, Carolyn RESIGNED | Secretary | 01 Jun 2005 | 14 Dec 2007 | | | 2 Oak Tree Cottage, Brick Hill, Chobham, Surrey, GU24 8TG |
| CENTRICA SECRETARIES LIMITED RESIGNED | Secretary | 01 Jan 2002 | 30 Sep 2004 | | | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| CLIFFORD CHANCE SECRETARIES (CCA) LIMITED RESIGNED | Secretary | 30 Sep 2004 | 01 Jun 2005 | | | 10 Upper Bank Street, London, E14 5JJ |
| ASHTON, Stephen David RESIGNED | Director | 29 Oct 2008 | 30 Jun 2011 | England | June 1963 | Enbrook Park, Sandgate, Folkestone, Kent, CT20 3SE, United Kingdom |
| AUSTIN, James Richard Mackay RESIGNED | Director | 31 Jan 2013 | 30 May 2014 | United Kingdom | September 1968 | Lambert House, Stockport Road, Cheadle, SK8 2DY, United Kingdom |
| BENTLEY, Phillip Keague RESIGNED | Director | 20 Nov 2000 | 30 Sep 2004 | United Kingdom | January 1959 | Pembroke House, 6 Waldegrave Park, Twickenham, Middlesex, TW1 4TE |
| BOLAND, Andrew Kenneth RESIGNED | Director | 01 Feb 2009 | 19 Dec 2014 | United Kingdom | December 1969 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, England |
| BREAKWELL, Simon John RESIGNED | Director | 22 Nov 2017 | 14 Apr 2021 | United Kingdom | February 1965 | Fanum House, Basing View, Basingstoke, England And Wales, RG21 4EA, United Kingdom |
| CHASE, Robert Henry Armitage RESIGNED | Director | | 02 Oct 1996 | | March 1945 | Rothiemurchus, Saint Cross Road, Winchester, Hampshire, SO23 9RX |
| CHINN, Trevor Edwin, Sir RESIGNED | Director | 30 Sep 2004 | 18 Jan 2005 | England | July 1935 | Marble Arch Tower, 55 Bryanston Street, London, W1H 7AJ |
| CLARE, Mark Sydney RESIGNED | Director | 23 Sep 1999 | 30 Sep 2004 | | August 1957 | Barcombe 47 Copthorne Road, Croxley Green, Rickmansworth, Hertfordshire, WD3 4AH |
| CLARKE, Martin Andrew, Dr RESIGNED | Director | 01 Jul 2015 | 29 Apr 2019 | United Kingdom | November 1955 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, England |
| CUTBILL, Michael Andrew RESIGNED | Director | 31 Jan 2013 | 31 Dec 2014 | England | January 1962 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, United Kingdom |
| DANGERFIELD, Kevin Jeremy RESIGNED | Director | 06 Jan 2020 | 12 Nov 2021 | United Kingdom | January 1967 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA |
| DAWSON, Ian Grant RESIGNED | Director | 23 Sep 1999 | 30 Sep 2004 | United Kingdom | March 1959 | Millstream, Maidenhead Road, Windsor, Berkshire, SL4 5GD |
| DEWEY, Steven RESIGNED | Director | 31 Jan 2013 | 17 Oct 2014 | United Kingdom | September 1961 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, United Kingdom |
| DOUGLAS, Simon David George RESIGNED | Director | 31 Jan 2013 | 31 Aug 2014 | England | March 1965 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, United Kingdom |
| DYER, Simon RESIGNED | Director | | 19 Feb 1996 | | October 1939 | 2 Broomfield Road, Kew, Surrey, TW9 3HR |
| FAIRCLOTH, Kenneth George RESIGNED | Director | | 25 Nov 1994 | | February 1933 | 4 Great Austins, Farnham, Surrey, GU9 8JG |
| GARDNER, Roy Alan, Sir RESIGNED | Director | 23 Sep 1999 | 30 Sep 2004 | | August 1945 | Old Hall Farm,Gill Hill, Markyate, St Albans, Hertfordshire, AL3 8AR |
| GOODSELL, John Andrew RESIGNED | Director | 31 Jan 2013 | 01 Oct 2013 | United Kingdom | January 1959 | Enbrook Park, Sandgate, Folkestone, Kent, CT20 3SE, United Kingdom |
| HASZLAKIEWICZ, Mark John Carson RESIGNED | Director | 01 Dec 1993 | 02 Mar 1998 | England | August 1945 | Manor Farm House, Goodworth Clatford, Andover, Hants, SP11 7HL |
| HOWARD, Stuart Michael RESIGNED | Director | 18 Sep 2007 | 01 Oct 2013 | United Kingdom | May 1962 | 2 Enbrook Park, Folkestone, Kent, CT20 3SE |
| HURLEY, Roy Benjamin Matthew RESIGNED | Director | | 14 Jul 1993 | England | April 1942 | Oddyfields Cow Lane, Tring, Hertfordshire, HP23 5NS |
| JANSEN, Christopher Trevor Peter RESIGNED | Director | 06 Jan 2014 | 31 Aug 2014 | United Kingdom | July 1970 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, United Kingdom |
| JOHNSON, Peter David RESIGNED | Director | 13 Oct 1992 | 17 Feb 1999 | England | February 1947 | Lisle House, Church Lane Easton, Winchester, Hampshire, SO21 1EH |
| KIRKWOOD, Gareth Robert RESIGNED | Director | 22 Nov 2017 | 29 Oct 2021 | England | April 1963 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA |
| KUNC, Oliver James RESIGNED | Director | 01 Dec 2014 | 31 May 2017 | United Kingdom | October 1978 | Fanum House, Basing View, Basingstoke, England And Wales, RG21 4EA, United Kingdom |
| LAWRENCE DAWSON, John Anthony RESIGNED | Director | 07 Feb 1996 | 23 Sep 1999 | England | February 1950 | 25 Little Hayes Lane, Itchen Abbas, Winchester, Hampshire, SO21 1XA |
| LLOYD, Michael Samuel RESIGNED | Director | 10 Feb 2017 | 25 May 2018 | England | February 1978 | Fanum House, Basing View, Basingstoke, Hants, RG21 4EA, United Kingdom |
| LLOYD-JUKES, Kirsty Elizabeth Rachel RESIGNED | Director | 13 May 2016 | 08 Dec 2017 | United Kingdom | January 1984 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, England |
| MACKENZIE, Robert David RESIGNED | Director | 01 Jul 2015 | 01 Aug 2017 | England | December 1952 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, England |
| MAXWELL, John Hunter RESIGNED | Director | 02 Dec 1996 | 23 Sep 1999 | | September 1944 | 17 Cliveden Place, London, SW1W 8LA |
| MILLAR, Mark Falcon RESIGNED | Director | 09 Apr 2015 | 17 Apr 2018 | England | October 1969 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA |
| PARKER, Timothy Charles RESIGNED | Director | 30 Sep 2004 | 18 Sep 2007 | United Kingdom | June 1955 | Southwood East, Apollo Rise, Farnborough, Hampshire, GU14 0JW |
| RICHARDSON, Kerry Francis RESIGNED | Director | | 23 Sep 1999 | England | December 1948 | 7 Torland Drive, Oxshott, Leatherhead, Surrey, KT22 0SA |
| SCOTT, Robert James RESIGNED | Director | 17 Sep 2014 | 13 May 2016 | England | September 1973 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, England |
| SKEEN, Colin Jeffrey RESIGNED | Director | 14 Jan 1998 | 23 Sep 1999 | United Kingdom | December 1951 | 2 Worcester Crescent, Bristol, Avon, BS8 3JA |
| STRICKLAND, Mark William RESIGNED | Director | 07 Aug 2017 | 06 Jan 2020 | United Kingdom | February 1962 | Fanum House, Basing View, Basingstoke, Hampshire, RG21 4EA, England |
| STRONG, Andrew Jonathan Peter RESIGNED | Director | 18 Sep 2007 | 06 Jan 2014 | United Kingdom | October 1964 | Enbrook Park, Sandgate, Folkestone, Kent, CT20 3SE, United Kingdom |
| TANZER, Mark John Eric RESIGNED | Director | 07 Apr 1999 | 23 Sep 1999 | | September 1960 | Grovehurst, Grovehurst Road, Horsmonden, Tonbridge, Kent, TN12 8BQ |
| THACKWRAY, Frank Carlyle RESIGNED | Director | | 23 Sep 1999 | | February 1940 | 4 Kingston House High Street, Odiham, Basingstoke, Hampshire, RG29 1LT |
| THOMAS, David Roberts RESIGNED | Director | | 06 Apr 1993 | | October 1940 | The Oaks 343 Nine Mile Ride, Wokingham, Berkshire, RG11 3NH |
| WOOD, Gregory Mark RESIGNED | Director | 08 Mar 1994 | 31 Oct 1996 | | July 1953 | The Old Vicarage, Churt, Farnham, Surrey, GU10 2HX |
| WOOLF, Paul Antony RESIGNED | Director | 06 Jan 2005 | 17 Sep 2007 | United Kingdom | December 1964 | Freemantle, King Lane, Over Wallop, Hampshire, SO20 8JE |
| YOUNG, Stephen Gareth RESIGNED | Director | 02 Mar 1998 | 23 Sep 1999 | United Kingdom | May 1955 | Greenlands Lee Lane, Pinkneys Green, Maidenhead, Berkshire, SL6 6PE |