| HENRY, James Robert William ACTIVE | Director | 31 Mar 2020 | | United States | July 1959 | The Estate Office Knebworth Park, Old Knebworth, Knebworth, Hertfordshire, SG3 6PY, England |
| LYTTON COBBOLD, Richard Stucley Fromanteel ACTIVE | Director | 12 Jan 1995 | | United Kingdom | July 1968 | 34 Highlever Road, London, W10 6PS |
| DIGITAL VIEW GROUP LIMITED ACTIVE | Director | 01 Jan 2008 | | | | The Estate Office, Knebworth Park, Old Knebworth, Knebworth, Hertfordshire, SG3 6PY, United Kingdom |
| BOUNOUA, Mehdi RESIGNED | Secretary | 31 Jul 1995 | 17 Dec 2001 | | | 12 Trevor Road, Hitchin, Hertfordshire, SG4 9TA |
| DOWNER, Vanessa Louise RESIGNED | Secretary | 12 Jan 1995 | 31 Jul 1995 | | | 10 Millstream Close, Hitchin, Hertfordshire, SG4 0DA |
| EVANS, Steffan John RESIGNED | Secretary | 26 Mar 2007 | 22 Dec 2015 | | | The Estate Office, Knebworth Park, Old Knebworth, Knebworth, Hertfordshire, SG3 6PY, United Kingdom |
| GRIFFITHS, Owen Tristan RESIGNED | Secretary | 16 Dec 2002 | 26 Mar 2007 | | | Flat 3, 156 Stonhouse Street, Clapham, London, SW4 6BE |
| HAND, Maureen RESIGNED | Secretary | 17 Dec 2001 | 16 Dec 2002 | | | 93 Shrubland Road, Hackney, London, E8 4NH |
| KEY LEGAL SERVICES (SECRETARIAL) LIMITED RESIGNED | Nominee Secretary | 12 Jan 1995 | 12 Jan 1995 | | | 20 Station Road, Radyr, Cardiff, CF15 8AA |
| HENRY, James Robert William RESIGNED | Director | 03 Feb 1995 | 17 Jan 2003 | | July 1959 | 6e Tower 10, South Horizons Ap Lei Chau, Hong Kong |
| MITCHELL, William George RESIGNED | Director | 27 Sep 2001 | 27 Mar 2007 | United Kingdom | August 1960 | 1 Holroyd Road, London, SW15 6LN |
| KEY LEGAL SERVICES (NOMINEES) LIMITED RESIGNED | Nominee Director | 12 Jan 1995 | 12 Jan 1995 | | | 20 Station Road, Radyr, Cardiff, CF15 8AA |