| HAMBRO, Leo Percival ACTIVE | Director | 19 Oct 2005 | | United Kingdom | June 1977 | Old Heads Farm, Botmoor Way, Chaddleworth, Newbury, RG20 7EU, England |
| HAMBRO, Peter Charles Percival ACTIVE | Director | | | England | January 1945 | Old Heads Farm, Botmoor Way, Chaddleworth, Newbury, RG20 7EU, England |
| LEATHAM, Philip William RESIGNED | Secretary | 30 Mar 2001 | 04 May 2006 | | | The Little House, Victoria Road, Quenington, Gloucestershire, GL7 5BW |
| MOSS, Ralph Harold RESIGNED | Secretary | | 30 Mar 2001 | | | St Georges Housee, 15 Hanover Square, London, W1R 0HE |
| SUBCZYNSKA-SAMBERGER, Anna Karolina RESIGNED | Secretary | 25 Jun 2010 | 19 May 2011 | | | 11, Grosvenor Place, London, SW1X 7HH |
| WHALLEY, Amanda RESIGNED | Secretary | 19 May 2011 | 22 Jun 2017 | | | 11 Grosvenor Place, Belgravia, London, SW1X 7HH |
| WILLIAMS, Heather Jane RESIGNED | Secretary | 04 May 2006 | 25 Jun 2010 | | | 23, Talma Road, London, SW2 1AU |
| HAMBRO, Anthony Everard George RESIGNED | Director | | 06 Oct 2005 | United Kingdom | May 1947 | 108 St George's Square, London, SW1V 3QY |
| HOLCROFT, Thomas Bernard Manning RESIGNED | Director | 10 Jul 2008 | 31 Dec 2024 | England | August 1947 | 4 Duchess Court, Weybridge, Surrey, KT13 9HN |
| LEATHAM, Philip William RESIGNED | Director | 07 Jan 2000 | 30 Sep 2008 | United Kingdom | August 1946 | The Little House, Victoria Road, Quenington, Gloucestershire, GL7 5BW |
| MASLOVSKY, Pavel Alexeivich, Doctor RESIGNED | Director | 01 Nov 2000 | 20 Dec 2011 | Russia | December 1956 | 11 Grosvenor Place, Belgravia, London, SW1X 7HH |
| WALTER, James Willis RESIGNED | Director | | 06 Jan 2000 | | September 1922 | 2611 Bayshore Bvd, Tampa Florida, FOREIGN, Usa |