| CECIL, Robert Edward William ACTIVE | Director | 26 Jul 2012 | | United Kingdom | December 1970 | Hatfield House, Hatfield Park Estate Office, Hatfield, Hertfordshire, AL9 5NQ, United Kingdom |
| MENDONCA, Jorge Emanuel ACTIVE | Director | 01 Mar 2022 | | United Kingdom | July 1963 | 22, Charing Cross Road, London, WC2H 0HS, England |
| FARRAR, Jane Carolyn RESIGNED | Secretary | 31 Mar 2011 | 07 Dec 2012 | | | Hatfield Park Estate Office, Hatfield Park, Hatfield, Hertfordshire, AL9 5NQ, United Kingdom |
| HAMILTON, Sophie Charlotte RESIGNED | Secretary | 30 Jul 1998 | 31 Jan 2000 | | | 32 Kildare Terrace, London, W2 6LZ |
| KINGSLEY, John Howard Cleeve RESIGNED | Secretary | 01 Dec 2006 | 31 Mar 2011 | | | 108 Cranbrook Road, Chiswick, London, W4 2LJ |
| PENNY, Andrew Hugh RESIGNED | Secretary | 25 Jan 2005 | 17 Jan 2007 | | | 22e Fitzjohns Avenue, London, NW3 5NB |
| RUTT, Sarah Jane RESIGNED | Secretary | 07 Dec 2012 | 20 Dec 2019 | | | Estate Office, Hatfield Park, Hatfield, Hertfordshire, AL9 5NQ, England |
| FORSTERS SECRETARIES LIMITED RESIGNED | Secretary | 31 Jan 2000 | 25 Jan 2005 | | | 67 Grosvenor Street, London, W1K 3JN |
| GASCOYNE HOLDINGS LIMITED RESIGNED | Secretary | 17 Jan 2007 | 07 Dec 2012 | | | 22, Chancery Lane, London, WC2A 1LS, United Kingdom |
| LEGIST SECRETARIES LIMITED RESIGNED | Nominee Secretary | | 30 Jul 1998 | | | Senator House, 85 Queen Victoria Street, London, EC4V 4JL |
| CLEGG, Peter William James RESIGNED | Director | 29 Nov 2005 | 19 Oct 2016 | England | April 1963 | Hill End House, Hill End, Hatfield, Hertfordshire, AL9 5PQ |
| HAMILTON, Sophie Charlotte RESIGNED | Director | | 17 Jan 2007 | England | October 1955 | 32 Kildare Terrace, London, W2 6LZ |
| HORTON-FAWKES, David Hawksworth RESIGNED | Director | 12 Jan 2018 | 01 Mar 2022 | England | March 1964 | 22, Charing Cross Road, London, WC2H 0HS, England |
| REBEIRO, Paul Edward RESIGNED | Director | 29 Nov 2005 | 02 Feb 2012 | England | February 1958 | 5, Carrs Meadow, Escrick, Yorkshire, YO19 6JZ, United Kingdom |
| RUTT, Sarah Jane RESIGNED | Director | 19 Oct 2016 | 20 Dec 2019 | United Kingdom | April 1980 | 22, Chancery Lane, London, WC2A 1LS |
| WILLIS, David Christopher RESIGNED | Director | | 17 Jan 2007 | | October 1945 | 18 Westmoreland Road, London, SW13 9RY |