| HEAD, Colin Anthony ACTIVE | Secretary | | | | | Thornton, Aldershot Road, Guildford, Surrey, GU3 3HQ, England |
| CHAPMAN, Christopher Robin ACTIVE | Director | 13 Jun 2000 | | United Kingdom | June 1956 | 106 Limpsfield Road, Sanderstead, Surrey, CR2 9EF |
| TOPLIS, Paul Thomas ACTIVE | Director | 02 Oct 2001 | | England | June 1960 | 306 Southwark Park Road, London, SE16 2HA |
| AYLOTT, Roy Frederick Victor RESIGNED | Director | | 30 May 1995 | | July 1938 | 5 Barnfield Road, St Albans, Hertfordshire, AL4 9UF |
| BALL, David Martin James RESIGNED | Director | 14 May 2019 | 31 Jul 2021 | England | September 1943 | 1 Mount Mews High Street, Hampton, Middlesex, TW12 2SH |
| BARTLES-SMITH, Allan Rex RESIGNED | Director | | 31 Dec 1996 | | May 1939 | Beech Leaves 57 Ledborough Lane, Beaconsfield, Buckinghamshire, HP9 2DB |
| BOLSOVER, George William RESIGNED | Director | 17 Jun 1993 | 16 Feb 1995 | England | August 1950 | The Lenches, Eckington, Worcestershire, WR10 3AZ |
| BROWN, David England RESIGNED | Director | 03 Oct 1996 | 19 May 2000 | | October 1942 | 11 Shaplands, Stoke Bishop, Bristol, BS9 1AY |
| BRYAN, Keith RESIGNED | Director | 06 Jun 1996 | 22 Mar 2000 | England | January 1951 | 156 Bridgnorth Road, Wolverhampton, West Midlands, WV6 8BE |
| BUCKLAND, John Thomas RESIGNED | Director | 17 Jun 1993 | 17 Feb 1994 | | January 1939 | 5 Short Ditch, Haddenham, Aylesbury, Buckinghamshire, HP17 8EA |
| CASEY, Derek Christopher RESIGNED | Director | 13 Jun 2000 | 10 Mar 2015 | United Kingdom | November 1950 | Burwood Manor, The Quillot, Walton On Thames, Surrey, KT12 5BY |
| CATHER, Robert RESIGNED | Director | 24 Feb 2004 | 01 Mar 2011 | United Kingdom | July 1950 | 35 Wealden Close, Hildenborough, Tonbridge, Kent, TN11 9HB |
| CLARK, Graham Edward RESIGNED | Director | 01 Jan 1997 | 15 Feb 2000 | | April 1955 | Nsungwi Knowle Grove, Virginia Water, Surrey, GU25 4JB |
| CLARKE, Ralph Osmund RESIGNED | Director | 05 Jun 2001 | 23 Feb 2005 | | November 1945 | 1 The Beeches, Old Galgorm Road, Ballymena, County Antrim, BT42 1QL |
| COOPER, John Brian RESIGNED | Director | | 09 May 1995 | | July 1932 | Waterside The Green, Holyport, Maidenhead, Berkshire, SL6 2JT |
| COURTIER, Robert Hugh RESIGNED | Director | | 06 Jun 2006 | United Kingdom | April 1942 | The Grove, Kentmere, Kendal, Cumbria, LA8 9JL, United Kingdom |
| CRANE, Peter Robert RESIGNED | Director | 03 Oct 1996 | 06 Jun 2006 | | October 1947 | 4 Primrose Hill, Widmer End, High Wycombe, Buckinghamshire, HP15 6NR |
| CROMPTON, Steven Joseph RESIGNED | Director | 24 Feb 2004 | 30 Sep 2025 | United Kingdom | October 1961 | 9 Joyce Way, Cawston, Rugby, Warwickshire, CV22 7FT |
| DAVIES, Nicholas John Kent RESIGNED | Director | 17 Feb 1994 | 26 Jan 2003 | | March 1944 | The Quarries, Workhouse Lane East Farleigh, Maidstone, Kent, ME15 0PZ |
| DAWE, Peter Hampson RESIGNED | Director | | 16 Jun 1994 | | March 1934 | 9 Grailands, Bishops Stortford, Hertfordshire, CM23 2RG |
| DENNY, Ronald Mackinnon RESIGNED | Director | | 17 Jun 1993 | | December 1920 | Maplescombe Oasts, Farningham, Kent, DA4 0JY |
| DICKINS, Paul RESIGNED | Director | 17 Feb 1994 | 06 Jun 1996 | | November 1954 | 50 Craven Street, Melton Mowbray, Leicestershire, LE13 0QU |
| DUFFY, John Patrick RESIGNED | Director | 24 Oct 1991 | 05 Jun 2001 | United Kingdom | November 1944 | 1 Old Coach Lane, Upper Malone, Belfast, BT9 5PS |
| FERGUSON, Jonathan Russell RESIGNED | Director | 09 Jun 2009 | 31 Jan 2024 | United Kingdom | July 1954 | 2, Tenby Road, Frimley, Surrey, GU16 8UT |
| FLEETHAM, Paul RESIGNED | Director | 03 Jun 2003 | 08 Jun 2004 | | February 1961 | Brookside House, Bardon Hill, Coalville, Leicestershire, LE67 1TD |
| FORDYCE, George Ian RESIGNED | Director | 09 Jun 2009 | 05 Mar 2013 | United Kingdom | October 1947 | Ruffetts, Wood Lane, Weston Underwood, Buckinghamshire, MK46 5JY |
| GILMAN, Frank Egerton RESIGNED | Director | | 18 Oct 2011 | United Kingdom | November 1944 | Manor Barn, 1 Luffenham Road Pilton, Oakham, Rutland, LE15 9N3 |
| GREENWOOD, Jeremy Michael RESIGNED | Director | 19 Feb 2002 | 28 Feb 2014 | Uk | May 1966 | Manor Paddock, Main Street, Scarrington, Nottingham, Nottinghamshire, NG13 9BQ |
| HAGUE, John Christopher RESIGNED | Director | | 31 Mar 1996 | | April 1939 | Gains House The Green, Green Hammerton, York, North Yorkshire, YO26 8BQ |
| HALLING, Michael John RESIGNED | Director | 15 Feb 1996 | 31 Jul 2003 | | May 1947 | Buttermilk Hall, Baldock Road Cottered, Buntingford, Hertfordshire, SG9 9RH |
| HARRIS, Duncan Ian RESIGNED | Director | 27 Feb 2007 | 18 Oct 2011 | Uk | December 1973 | 16 Northumberland Mews, Northumberland Road, Leamington Spa, Warwickshire, CV32 6HD |
| HAYHOE, Bernard John, The Rt Hon The Lord Hayhoe Pc RESIGNED | Director | 16 Jun 1994 | 13 Jun 2000 | | August 1925 | 20 Wool Road, Wimbledon, London, SW20 0HW |
| HEWLETT, Peter Clive, Professor RESIGNED | Director | 09 Jun 2009 | 10 Aug 2026 | United Kingdom | June 1939 | Tamarisk 23, Lynwood Heights, Chorleywood, Rickmansworth, Hertfordshire, WD3 4ED |
| HILLIARD, Jeremy David RESIGNED | Director | 18 Feb 2003 | 27 Jun 2003 | | April 1960 | 2 Summerfield Drive, Moulton, Northwich, Cheshire, CW9 8PU |
| HOLDEN, Henry RESIGNED | Director | 06 Oct 1999 | 15 Nov 2000 | | May 1943 | 303 Orrell Road, Orrell, Wigan, Lancashire, WN5 8QU |
| JOHNSON, Roger William RESIGNED | Director | | 22 Jul 1996 | | January 1947 | 56 Hillcrest Road, Portishead, Bristol, BS20 8HP |
| JONES, Charles Philip RESIGNED | Director | 03 Oct 2006 | 31 Dec 2017 | United Kingdom | September 1956 | 6 Pendderi Close, Bryn, Llanelli, Dyfed, SA14 9PT |
| KAY, Edward Albert RESIGNED | Director | 02 Oct 2001 | 07 Oct 2008 | | May 1943 | 23 Oakdale Road, Tunbridge Wells, Kent, TN4 8DS |
| KUJAWA, Anthony RESIGNED | Director | 17 Jun 1993 | 31 Aug 1996 | | June 1954 | Highmead House, Lansdown Road, Bath, Avon, BA1 5TL |
| MATTHEWS, Stuart RESIGNED | Director | 16 Feb 1995 | 01 Mar 1996 | | October 1949 | Leighbeck House The Green, Lower Leigh, Cheadle, Staffordshire, ST10 4PY |
| MCKEE, William Arthur RESIGNED | Director | 17 Jun 1993 | 13 Jul 1999 | England | November 1942 | Fraser Heath House, Boxhill Road, Tadworth, Surrey, KT20 7PD |
| MCLEOD, Colin Vaughan RESIGNED | Director | | 17 Jun 1993 | England | April 1950 | The Homestead, Ratcliffe Road, Thrussington, Leicester, LE7 4UF |
| MCQUILLAN, Hugh Alexander Graham RESIGNED | Director | 22 Feb 2005 | 08 Apr 2016 | N.Ireland | April 1956 | 2 Osborne Park, Coleraine, County Londonderry, BT51 3LU, Northern Ireland |
| MOORE, Michael Oscar RESIGNED | Director | 17 Jun 1993 | 03 Jun 2003 | | March 1946 | 23 South Parade, Northallerton, North Yorkshire, DL7 8SG |
| NEAVE, David Sidney RESIGNED | Director | 15 Jun 1995 | 30 Jan 1996 | | May 1949 | The Grange, Aston On Carrant, Tewkesbury, Gloucestershire, GL20 8HL |
| PARKIN, Geoffrey William RESIGNED | Director | 08 Jun 2004 | 18 Dec 2006 | England | December 1950 | 2 Mile Planting, Richmond, North Yorkshire, DL10 5DB |
| PATULLO, Gordon RESIGNED | Director | 22 Feb 2005 | 07 Oct 2008 | | May 1954 | 10 Polkerris Way, Church Crookham, Fleet, Hampshire, GU52 8UJ |
| POWELL, David Martin RESIGNED | Director | 08 Oct 1998 | 15 Nov 2001 | England | May 1959 | 31, Ashwell Road, Whissendine, Rutland, LE15 7EN |
| QUINION, David William RESIGNED | Director | | 17 Feb 1994 | | September 1926 | 4 Netheravon Close, Salisbury, Wiltshire, SP1 3BE |
| RAFFERTY, Michael Martin RESIGNED | Director | 06 Jun 2006 | 07 Oct 2008 | | August 1950 | 133 Parkfield Avenue, Delapre, Northamptonshire, NN4 8QD |
| REID, Ian Maclean RESIGNED | Director | 06 Jun 1996 | 17 Sep 1998 | | July 1945 | Newstead House, The Green, Bitteswell, Leicestershire, LE17 4SG |
| ROBERTS, William John RESIGNED | Director | 13 Jun 2000 | 02 Dec 2002 | | February 1948 | 7 Coleshill Drive, Faringdon, Oxfordshire, SN7 7FE |
| ROBERY, Peter Charles, Professor RESIGNED | Director | 06 Oct 1999 | 24 Feb 2004 | United Kingdom | November 1955 | 98 Wychwood Avenue, Knowle, Solihull, West Midlands, B93 9DQ |
| ROWLEY, George Roland RESIGNED | Director | | 31 Aug 1991 | | July 1935 | 18 Switchbank Road North, Maidenhead, Berks |
| SINDEL, Alan Robert Harold RESIGNED | Director | 04 Oct 2005 | 06 Jun 2006 | | February 1965 | 1 Goldney Avenue, Clifton, Bristol, Avon, BS8 4RA |
| STORRAR, David Baker RESIGNED | Director | 16 Jun 1994 | 28 Feb 1997 | England | July 1940 | 12 The Ridings, East Horsley, Leatherhead, Surrey, KT24 5BN |
| STOTT, Peter Frank RESIGNED | Director | | 16 Aug 1993 | | August 1927 | 7 Frank Dixon Way, Dulwich, London, SE21 7BB |
| TAYLOR, John Robert RESIGNED | Director | 06 Jun 1996 | 31 Jul 2005 | | April 1949 | 25 Eghams Wood Road, Beaconsfield, Buckinghamshire, HP9 1JU |
| TAYLOR, John Robert RESIGNED | Director | | 17 Jun 1993 | | April 1949 | 55 Baring Road, Beaconsfield, Buckinghamshire, HP9 2NF |
| TURNER, John Edwin RESIGNED | Director | | 17 Jun 1993 | | March 1945 | Amstell House, Willow Court, Hadnall, Shrewsbury, Salop, SY4 3EJ |
| WEBBER, Henry Prince RESIGNED | Director | | 31 Dec 2017 | United Kingdom | April 1943 | 1 West Hill Bank, Oxted, Surrey, RH8 9JE |
| WILLIAMS, Lance Alan RESIGNED | Director | 19 Feb 1998 | 30 Apr 2023 | England | June 1942 | 10 Wimblehurst Road, Horsham, West Sussex, RH12 2ED |