| NEEDHAM, Robin Elizabeth ACTIVE | Secretary | 05 Apr 2025 | | | | 3rd, Floor, Portland 25 High Street, Crawley, West Sussex, RH10 1BG |
| CROSTHWAITE, Alexandra Emily ACTIVE | Director | 03 Aug 2022 | | United Kingdom | February 1989 | 3rd, Floor, Portland 25 High Street, Crawley, West Sussex, RH10 1BG |
| DE BEER, Francis Bertram Chandler ACTIVE | Director | 07 Dec 1995 | | England | July 1937 | Flint Cottage, East Harting, Petersfield, Hampshire, GU31 5LT |
| GOEPEL, David Robert ACTIVE | Director | 21 Mar 2017 | | United Kingdom | January 1975 | 2, Stone Buildings, Lincoln's Inn, London, WC2A 3TH, United Kingdom |
| MASON, Hugh Oliver Dudley ACTIVE | Director | 09 Dec 2003 | | United Kingdom | October 1967 | Glebe Farm, Glebe Farm, Michaelchurch Escley, Hereford, HR2 0PR |
| MASON, Jonathan Malcolm Hall ACTIVE | Director | | | United Kingdom | May 1939 | Lowerfold, 78 Midhurst Road, Fernhurst, England, GU27 3EU, England |
| MASON, Nicholas Charles ACTIVE | Director | 19 Apr 2011 | | England | September 1976 | The Grove, Farfield, Cam, Dursley, Gloucestershire, GL11 5HE, United Kingdom |
| MASON, Sarah Jane ACTIVE | Director | 26 Sep 2017 | | United Kingdom | June 1954 | Lowerfold, 78 Midhurst Road, Fernhurst, GU27 3EU, United Kingdom |
| MASON, Timothy James ACTIVE | Director | 08 Apr 2024 | | Ireland | April 1978 | Ardmachree, Saint Clerans, Craughwell, County Galway, H91 V04Y, Ireland |
| MOORE, Martin Luke ACTIVE | Director | 24 Aug 1993 | | England | April 1960 | Hurst Farm, Hurst Lane, Privett, Hampshire, England, GU34 3PL, England |
| BEALE, Alan Edward RESIGNED | Secretary | | 22 Mar 2005 | | | First Floor International House, Queens Road, Brighton, BN1 3XE |
| NEWMAN, Philip Samuel RESIGNED | Secretary | | 28 Aug 1991 | | | Nile House PO BOX 1034, Nile Street, Brighton, East Sussex, BN1 1JB |
| ROBB, Stuart James RESIGNED | Secretary | 22 Mar 2005 | 05 Apr 2025 | | | 6th Floor, 22-25 Farringdon Street, London, EC4A 4AB |
| BLAKE, Dennis Arthur RESIGNED | Director | | 28 Aug 1991 | | April 1920 | 13 The Causeway, Horsham, West Sussex, RH12 1HE |
| DE BEER, Andrew Philip RESIGNED | Director | 25 Mar 1998 | 04 Mar 2022 | United Kingdom | September 1965 | 12, Trowle, Trowbridge, Wiltshire, England, BA14 9BJ, England |
| MASON, Arthur Malcolm RESIGNED | Director | | 01 Oct 1998 | | December 1915 | The Mansion Albury Park, Albury, Guildford, Surrey, GU5 9BB |
| MASON, Charles Percy RESIGNED | Director | | 12 Aug 1999 | | June 1913 | 27 The Moorings, Embankment Road, Kingsbridge, Devon, TQ7 1LP |
| MASON, Charles Young Hurdis RESIGNED | Director | | 05 Feb 1999 | | February 1934 | The Old Barton, Poyntington, Sherborne, Dorset, DT9 4LF |
| PASCOE, Bryan Edward Albert RESIGNED | Director | 01 May 1996 | 20 Mar 2001 | | November 1935 | The Old Vicarage, Ebernoe, Petworth, West Sussex, GU28 9LD |
| PRICHARD, Brian Justin RESIGNED | Director | | 28 Aug 1997 | | September 1925 | Drakes Hide Windsor, Bridge Court Brocas Street, Eton, Windsor Berkshire, SL4 6BT |
| RAWLINGS, Christopher Hugh RESIGNED | Director | | 02 Feb 1999 | | September 1939 | North End House, Hurstpierpoint, Sussex, BN6 9HJ |
| RAWLINGS, Colin Clifford RESIGNED | Director | 16 Dec 1998 | 20 Jan 2002 | | July 1969 | 8b Mallow Street, London, EC1Y 8RQ |
| RICHARDSON, Michael John De Rougement, Sir RESIGNED | Director | | 12 May 2003 | | April 1925 | Butterstocks, Shipley, Horsham, West Sussex, RH13 8PE |
| SHIERS, Robert Jordan RESIGNED | Director | | 28 Mar 2006 | | June 1928 | Oswald Cottage Foden Lane, Alderley Edge, Cheshire, SK9 7TH |
| WRIGHT, Christopher Gerald RESIGNED | Director | 24 Aug 1995 | 08 May 2019 | United Kingdom | January 1947 | 12 Furlong Road, London, N7 8LS |