| DANGERFIELD, Nathan Charles Samuel, Dr ACTIVE | Director | 01 Jun 2017 | | England | March 1980 | 83 Main Road, Broughton, Chester., CH4 0NR |
| KENNEDY, Anna Kathrine, Dr ACTIVE | Director | 01 Feb 2021 | | Wales | November 1971 | 83 Main Road, Broughton, Chester., CH4 0NR |
| LE-FEUVRE, Helen, Dr ACTIVE | Director | 01 Apr 2023 | | United Kingdom | July 1988 | 83, Main Road, Broughton, Chester., CH4 0NR, United Kingdom |
| MANLEY, Carol Anne, Dr ACTIVE | Director | 01 Jun 2017 | | England | April 1974 | 83 Main Road, Broughton, Chester., CH4 0NR |
| SADLER, Annwen, Dr ACTIVE | Director | 23 Apr 2014 | | England | October 1975 | 83 Main Road, Broughton, Chester., CH4 0NR |
| THOMAS, Claire, Dr ACTIVE | Director | 03 May 2008 | | United Kingdom | June 1977 | 83, Main Road, Broughton, Chester., CH4 0NR, United Kingdom |
| WYKES, Richard James, Dr ACTIVE | Director | 31 Mar 2002 | | United Kingdom | January 1970 | 83, Main Road, Broughton, Chester., CH4 0NR, United Kingdom |
| BARNARD, Colin Simon, Dr RESIGNED | Secretary | 07 Jul 1996 | 26 Aug 2022 | | | 83, Main Road, Broughton, Chester., CH4 0NR, United Kingdom |
| DAVIES, Antonia Mary RESIGNED | Secretary | 01 Feb 1993 | 06 Dec 1993 | | | 111 Appleyards Lane, Handbridge, Chester, Cheshire, CH4 7DS |
| JONES, Rosslyn Margaret, Dr RESIGNED | Secretary | 03 Apr 1992 | 01 Feb 1993 | | | Hembury, Stryd Isa, Hope, Clwyd, LL12 9PT |
| OWEN, Susan Judith, Dr RESIGNED | Secretary | 06 Dec 1993 | 07 Jul 1996 | | | 9 Lumley Road, Chester, Cheshire, CH2 2AQ |
| SWIFT INCORPORATIONS LIMITED RESIGNED | Nominee Secretary | 20 Mar 1992 | 03 Apr 1992 | | | 26, Church Street, London, NW8 8EP |
| BARNARD, Colin Simon, Dr RESIGNED | Director | 03 Apr 1992 | 26 Aug 2022 | United Kingdom | September 1959 | 83, Main Road, Broughton, Chester., CH4 0NR, United Kingdom |
| BOOTHROYD, Elizabeth Clare RESIGNED | Director | 01 Aug 1995 | 19 Oct 2018 | United Kingdom | December 1963 | The Gables, Ffordd Y Blaenau, Treuddyn, Mold, Clwyd, CH7 4NS, United Kingdom |
| BOTHAM, Stephen Anthony RESIGNED | Director | 03 Apr 1992 | 06 Nov 2015 | Wales | April 1959 | 83 Main Road, Broughton, Chester., CH4 0NR |
| CHADWICK, Joanne, Dr RESIGNED | Director | 08 Sep 2000 | 19 Oct 2018 | United Kingdom | October 1968 | Shaldon, Mold Road, Caergwrle, Wrexham, Clwyd, LL12 9HA, United Kingdom |
| CHATAKONDU, Neela, Dr RESIGNED | Director | 01 Oct 2004 | 24 Feb 2023 | United Kingdom | September 1970 | 83, Main Road, Broughton, Chester., CH4 0NR, United Kingdom |
| DONALDSON, Martin, Dr RESIGNED | Director | 31 Dec 2007 | 03 May 2008 | | March 1951 | 22, Birch Rise, Hawarden, Flintshire |
| DONALDSON, Martin, Dr RESIGNED | Director | 03 Apr 1992 | 31 Dec 2007 | | March 1951 | 22, Birch Rise, Hawarden, Flintshire |
| JONES, Rosslyn Margaret, Dr RESIGNED | Director | 03 Apr 1992 | 27 Oct 1996 | | April 1955 | Hembury, Stryd Isa, Hope, Clwyd, LL12 9PT |
| OWEN, Susan Judith, Dr RESIGNED | Director | 03 Apr 1992 | 03 May 2008 | | November 1951 | Berllan Bach, Prion, Clwyd, LL16 4SE |
| SPENCER, Colin Wigmore, Dr RESIGNED | Director | 03 Apr 1992 | 31 Mar 2002 | | May 1937 | 8 Mold Road, Caergwrle, Wrexham, Clwyd, LL12 9LP |
| TANSLEY, Anthony Gerrard, Dr RESIGNED | Director | 27 Oct 1996 | 11 Nov 2019 | United Kingdom | August 1962 | Aberwheeler Farmhouse, Bodfari, Denbigh, Denbighshire, LL16 4DE, United Kingdom |
| INSTANT COMPANIES LIMITED RESIGNED | Nominee Director | 20 Mar 1992 | 03 Apr 1992 | | | 1, Mitchell Lane, Bristol, Avon, BS1 6BU |