| POLLOCK, Nicholas ACTIVE | Secretary | 01 Jan 1999 | | | | Regent House, 41 Great Pulteney Street, London, W1F 9NZ, England |
| DARBY, Alistair William ACTIVE | Director | 01 Dec 2023 | | United Kingdom | August 1966 | Regent House, 41 Great Pulteney Street, London, W1F 9NZ, England |
| PARKER, Timothy Nicholas Blake ACTIVE | Director | 01 Apr 2026 | | United Kingdom | November 1980 | Regent House, 41 Great Pulteney Street, London, W1F 9NZ, England |
| WYMAN, Peter Lewis ACTIVE | Director | 27 Jan 2011 | | England | February 1950 | Regent House, 41 Great Pulteney Street, London, W1F 9NZ, England |
| PEIRCE, Stanley Harold RESIGNED | Secretary | | 30 Jun 1996 | | | 732 Kenton Lane, Harrow, Middlesex, HA3 6AD |
| TYSON, Evan John RESIGNED | Secretary | 30 Jun 1996 | 01 Jan 1999 | | | 4 Elm Close, Shoreham By Sea, West Sussex, BN43 5GP |
| BOSCAWEN, Simon John Evelyn RESIGNED | Director | | 03 Oct 2001 | | September 1936 | Jacksons Cottage, Baynards Lane, Rudgwick, Sussex, RH12 3AB |
| GOLDER, Peter James RESIGNED | Director | 29 Oct 1998 | 03 Oct 2001 | | May 1935 | 23 Sispara Gardens, London, SW18 1LG |
| HARRIES, John Michael RESIGNED | Director | 14 Jul 1994 | 03 Oct 2001 | England | July 1936 | Blithe Barn, Ampney St Peter, Cirencester, Gloucestershire, GL7 5SH |
| LACEY, Christopher Nigel Barrington RESIGNED | Director | 29 Feb 2012 | 01 Dec 2023 | England | September 1961 | Regent House, 41 Great Pulteney Street, London, W1F 9NZ, England |
| REED, Martin David RESIGNED | Director | | 23 Jan 1998 | England | May 1932 | Standgates Farm Strood Green, Kirdford, Billingshurst, West Sussex, RH14 0LH |
| RIDLEY, Malcolm James RESIGNED | Director | 03 Oct 2001 | 27 Jan 2011 | England | March 1941 | Moor Lodge, Horsham Road Holmwood, Dorking, Surrey, RH5 4NA |
| TYSON, Evan John RESIGNED | Director | 29 Oct 1998 | 31 Mar 2012 | United Kingdom | March 1946 | 4 Elm Close, Shoreham By Sea, West Sussex, BN43 5GP |
| WILKINSON, Horace Alfred Waldo RESIGNED | Director | | 01 Jul 1994 | | July 1909 | Becmead 10 The Avenue, Cheam, Sutton, Surrey, SM2 7QB |