| WATKINS, Karen ACTIVE | Secretary | 24 Aug 2022 | | | | 1st Floor, Unit 2,, Bracknell Enterprise Centre, Easthampstead Road, Bracknell, Berkshire, RG12 1NF, England |
| BELLERBY, Andrew ACTIVE | Director | 07 Dec 2023 | | England | December 1967 | Suite M, 2nd Floor, High Street, Kidlington, OX5 2DL, England |
| BURGAN, Bassam Adeeb, Dr ACTIVE | Director | 08 Oct 2009 | | United Kingdom | September 1960 | 1st Floor, Unit 2,, Bracknell Enterprise Centre, Easthampstead Road, Bracknell, Berkshire, RG12 1NF, England |
| COLE, Nicholas Charles ACTIVE | Director | 22 Jan 2026 | | England | November 1981 | 24, Fieldway, Chalfont St. Peter, Gerrards Cross, SL9 9SH, England |
| CORMIE, Angus Morrison ACTIVE | Director | 01 Nov 2022 | | Scotland | September 1956 | 8, Longbank Drive, Ayr, KA7 4SB, Scotland |
| COUCHMAN, Graham Hedley, Dr ACTIVE | Director | 08 Oct 2009 | | England | March 1962 | 1st Floor, Unit 2,, Bracknell Enterprise Centre, Easthampstead Road, Bracknell, Berkshire, RG12 1NF, England |
| HARRISON, John Arthur James ACTIVE | Director | 22 Jan 2026 | | England | September 1986 | 7, St. Leonards Way, Ashley Heath, Ringwood, BH24 2HS, England |
| LEACH, Jonathan David ACTIVE | Director | 22 Jan 2026 | | England | February 1978 | 9, Garden Fields, Potton, Sandy, SG19 2GH, England |
| MARTINDALE, James Richard Gordon ACTIVE | Director | 01 Nov 2022 | | England | December 1966 | Severs House, Dalton Airfield Industrial Estate, Dalton, Thirsk, YO7 3JN, England |
| ALLEN, Mark John Arthur RESIGNED | Secretary | 01 May 2012 | 28 May 2021 | | | Silwood Park, Buckhurst Rd, Ascot, Berks, SL5 7QN |
| CHAMPION, Alan David RESIGNED | Secretary | 28 May 2021 | 24 Aug 2022 | | | Silwood Park, Buckhurst Rd, Ascot, Berks, SL5 7QN |
| TOBIN, Michael Jeremiah RESIGNED | Secretary | | 01 May 2012 | | | 7 Kenilworth Road, Fleet, Hampshire, GU51 3AT |
| ANDREWS, James Erle RESIGNED | Director | 16 Nov 2006 | 08 Oct 2009 | United Kingdom | August 1948 | 73 Spetchley Road, Worcester, WR5 2LR |
| BARRETT, Richard Braithwaite RESIGNED | Director | 08 Oct 2009 | 06 Nov 2013 | England | March 1957 | Silwood Park, Buckhurst Rd, Ascot, Berks, SL5 7QN |
| BINGHAM, David Frederick RESIGNED | Director | 28 Jul 1994 | 26 Jun 1996 | England | March 1942 | High Wood House, Newstead Abbey Park, Nottingham, Nottinghamshire, NG15 8GD |
| BINGHAM, Simon David RESIGNED | Director | 27 Sep 2010 | 14 Nov 2017 | England | April 1970 | Caunton Engineering Ltd, Moorgreen Industrial Park, Engine Lane, Newthorpe, Nottingham, NG16 3QU, United Kingdom |
| BINGHAM, Simon David RESIGNED | Director | 13 Nov 2003 | 08 Oct 2009 | England | April 1970 | Old Post House, Gonalston, Nottinghamshire, NG14 7JA |
| BISSEKER, Peter John RESIGNED | Director | | 31 Jul 2001 | | July 1936 | Cotysmore 6 Edmonds Drive, Ketton, Stamford, Lincolnshire, PE9 3TH |
| BONE, Alexander Anthony Henry RESIGNED | Director | | 27 Jul 1992 | | June 1942 | 17 Lethington Road, Giffnock, Glasgow, Lanarkshire, G46 6TD |
| BRAND, Philip Russell RESIGNED | Director | 07 Mar 1997 | 15 Nov 2001 | | January 1955 | Flint Cottage, Southend Common, Henley On Thames, Oxfordshire, RG9 6JP |
| BRETT, Peter Ronald RESIGNED | Director | | 02 Sep 1995 | | January 1934 | Red Barn Hill Drift Lane, Wellingtonia Avenue, Crowthorne, Berkshire, RG11 6AH |
| BRYAN, Eric Reginald, Professor RESIGNED | Director | 03 Mar 1994 | 25 Jul 1997 | | December 1927 | 5 Churchfields, Bowdon, Altrincham, Cheshire, WA14 3PL |
| BURLING, Peter Maurice RESIGNED | Director | | 15 Nov 2001 | | November 1933 | Parklands Abbots Leigh Road, Leigh Woods, Bristol, Avon, BS8 3PX |
| CHEETHAM, Barrie RESIGNED | Director | 16 Nov 1995 | 13 Nov 1997 | United Kingdom | May 1943 | 67 Barnards Hill, Marlow, Buckinghamshire, SL7 2NX |
| COLLINS, Allan Frederick RESIGNED | Director | 27 Jul 1992 | 28 Jul 1994 | | June 1938 | Oak Lodge, Dauntsey Green, Chippenham, Wiltshire, SN15 4JE |
| COOK, Nicholas, Doctor RESIGNED | Director | | 01 Nov 1995 | | July 1946 | 10 Arretine Close, St Albans, Hertfordshire, AL3 4JL |
| COX, Ian Fleming RESIGNED | Director | 13 Nov 1997 | 15 Feb 2002 | | September 1949 | The Old Vicarage Laithkirk, Middleton In Teesdale, Barnard Castle, County Durham, DL12 0NS |
| DIXON, Kenneth RESIGNED | Director | | 01 Apr 1991 | | July 1937 | Cleveland Bridge & Engineering 27 PO BOX, Darlington, County Durham, DL1 4DE |
| DOBSON, Benjamin Richard Palin RESIGNED | Director | 06 Nov 2013 | 08 Nov 2018 | England | September 1958 | Silwood Park, Buckhurst Rd, Ascot, Berks, SL5 7QN |
| DOBSON, Benjamin Richard Palin RESIGNED | Director | 16 Nov 2000 | 08 Oct 2009 | United Kingdom | September 1958 | Buckley House, Stanbury, Keighley, West Yorkshire, BD22 0HL |
| DOUGLAS, Raymond Arthur RESIGNED | Director | | 13 Nov 1996 | | September 1932 | 2 Oakholme Mews, Broomhill, Sheffield, South Yorkshire, S10 3FX |
| DOWLING, Patrick Joseph, Professor RESIGNED | Director | | 08 Oct 2009 | | March 1939 | Unit D, Silwood Park, Ascot, Berkshire, SL5 7QN |
| FAREHAM, Stephen George Thomas RESIGNED | Director | 30 Jun 2000 | 30 Jun 2003 | United Kingdom | August 1950 | 4 Highview Close, Darfield, Barnsley, South Yorkshire, S73 9AR |
| FEWSTER, Stephen Michael Charles RESIGNED | Director | 13 Nov 1996 | 08 Oct 2009 | United Kingdom | January 1948 | 5 Normans Way, Sandal, Wakefield, West Yorkshire, WF2 6SS |
| FEWSTER, Stephen Michael Charles RESIGNED | Director | 18 Nov 1992 | 05 Jul 1993 | United Kingdom | January 1948 | 5 Normans Way, Sandal, Wakefield, West Yorkshire, WF2 6SS |
| FINDLAY, Callum Macdonald RESIGNED | Director | 13 Nov 1996 | 09 Mar 1998 | | July 1945 | Forest View, 12 Grange Gardens Farnham Common, Slough, Buckinghamshire, SL2 3HL |
| GALLAGHER, Edward Peter RESIGNED | Director | | 18 Nov 1993 | | September 1925 | Roseberry, Vicars Close, Biddenham, Bedford, MK40 |
| GEE, Anthony Francis RESIGNED | Director | | 18 Nov 1993 | | February 1934 | Atlanta Arbour Close, Fetcham, Leatherhead, Surrey |
| GEORGE, Christopher Robert RESIGNED | Director | 08 Nov 2018 | 07 Dec 2023 | England | March 1962 | Silwood Park, Buckhurst Rd, Ascot, Berks, SL5 7QN |
| GIRARDIER, Edward Victor RESIGNED | Director | | 09 Sep 1996 | | | 320 Higher Lane, Lymm, Cheshire, WA13 0TP |
| GOLDBERG, Thomas Guy RESIGNED | Director | 13 Nov 2003 | 30 Jun 2005 | United Kingdom | August 1944 | Catlaine Manor North Cattleholmes, Wansford, Driffield, YO25 8NW |
| GOODWIN, Terence John, Dr RESIGNED | Director | 14 Nov 2002 | 01 Apr 2012 | United Kingdom | October 1958 | 2 Castle Rise, Hawarden, Deeside, Flintshire, CH5 3QU |
| HARRIDGE, Steven Edwin RESIGNED | Director | 12 Sep 1996 | 08 Oct 2009 | United Kingdom | March 1951 | 2 Fellside Cottages, Elm Corner Ockham, Woking, Surrey, GU23 6PY |
| HARYOTT, Richard Baskcomb RESIGNED | Director | | 13 Nov 2003 | United Kingdom | March 1941 | Wellpond Cottage, Brickendon, Hertford, Hertfordshire, SG13 8NU |
| HAUGHEY, Thomas Gerard RESIGNED | Director | 13 Nov 1997 | 01 Feb 2002 | | April 1956 | The Garth Garbutts Lane, Hutton Rudby, Yarm, Cleveland, TS15 0DL |
| HEAD, Peter Richard RESIGNED | Director | 13 Nov 1996 | 08 Oct 2009 | United Kingdom | February 1947 | 11 Manor Way, Beckenham, Kent, BR3 3LH |
| HEWITT, Bernard John, Dr RESIGNED | Director | 13 Nov 1997 | 12 Nov 1998 | | February 1946 | 6 Oaklands Close, Bridgend, Mid Glamorgan, CF31 4SJ |
| HILLIER, Graham Stewart RESIGNED | Director | 16 Nov 2000 | 08 Oct 2009 | England | November 1958 | 14 Rothbury Close, Ingleby Barwick, Stockton On Tees, Cleveland, TS17 0YR |
| HIRST, Keith Ronald RESIGNED | Director | 11 Nov 1999 | 16 Nov 2006 | United Kingdom | September 1943 | Worms Ash Farmhouse, Cockshutt Lane Dodford, Bromsgrove, Worcester, B61 9AT |
| HOLLAND, David Anthony RESIGNED | Director | | 13 Nov 1996 | United Kingdom | October 1939 | Beckets, Pilgrims Way, West Humble, Surrey, RH5 6AP |
| HOOKER, Geoffrey Frank RESIGNED | Director | 16 Nov 1995 | 15 Jan 2001 | | January 1946 | 1 Slade Gardens, West Cross, Swansea, West Glamorgan, SA3 5QP |
| HOPPE, Benjamin Finley RESIGNED | Director | 26 Jun 1996 | 26 Jun 1998 | Wales | May 1933 | Newholme, Glasllwch Lane, Newport, Gwent, NP20 3PT |
| HOWELL, Martin Graham RESIGNED | Director | 11 Nov 2004 | 16 Nov 2006 | United Kingdom | April 1949 | Walnut Tree Cottage, 16 The Green, Sutton Courtenay, Oxfordshire, OX14 4AE |
| KERMAN, John Allison RESIGNED | Director | 13 Nov 1997 | 31 Jul 2001 | | May 1946 | 93 The Chase, Eastcote, Pinner, Middlesex, HA5 1SH |
| LATTER, Robert Austin Castle RESIGNED | Director | | 17 Apr 1997 | | July 1937 | The Anchorage Station Road, Scruton, Northallerton, North Yorkshire, DL7 0QN |
| LAWSON, David Barrie RESIGNED | Director | 14 Nov 2002 | 13 Nov 2003 | England | September 1965 | Penshaw House 5 Pinfold Lane, Misterton, Doncaster, South Yorkshire, DN10 4FE |
| LAZENBY, David William, Mr. RESIGNED | Director | | 20 Apr 1998 | United Kingdom | October 1937 | 28 Sanger Drive, Send, Woking, Surrey, GU23 7EB |
| M' CORMACK, Terence Donal RESIGNED | Director | 10 Nov 2005 | 30 Jun 2007 | | August 1952 | 20 Rostrevor Road, Warrenpoint, County Down, BT34 3RT, N Ireland |
| MACPHERSON, Ian George RESIGNED | Director | 13 Nov 1996 | 07 Oct 1998 | | December 1944 | 75 Hackford Road, London, SW9 0RE |
| MALM, Staffan, Doctor RESIGNED | Director | 15 Nov 2001 | 08 Oct 2009 | | March 1945 | Toppvagen 14a, V Frolunda, Se 42166, Sweden |
| MANNING, Martin William RESIGNED | Director | 13 Nov 2003 | 31 Jul 2014 | England | November 1946 | 15 Ashchurch Park Villas, London, W12 9SP |
| MCWILLIAMS, Richard Guckian RESIGNED | Director | 16 Nov 2000 | 10 Nov 2005 | | April 1971 | Flat 9 Westpark, 39-41 Eaton Rise Ealing, London, W5 2HH |
| NETHERCOT, David Arthur, Professor RESIGNED | Director | 13 Dec 1991 | 08 Oct 2009 | | April 1946 | Flat 1 Newlands, 148 Kings Road, London, SW19 3NB |
| NICHOLSON, Robin Alaster RESIGNED | Director | 13 Nov 1996 | 31 May 1999 | England | July 1944 | 7 Highbury Place, London, N5 1QZ |
| OSTLER, Colin Howard RESIGNED | Director | 14 Nov 2002 | 08 Oct 2009 | | April 1957 | 32 Sapphire Court, Chelmscote Road, Solihull, West Midlands, B92 8BZ |
| PAGE, Andrew Philip RESIGNED | Director | 16 Nov 2006 | 07 Jul 2008 | | August 1960 | Hollygate, Kemp Road, Swanland, North Humberside, HU14 3LY |
| PETTIFOR, Michael John, Doctor RESIGNED | Director | 12 Nov 1998 | 16 Nov 2000 | | July 1941 | The Bakery George Street, Kirton Lindsey, Gainsborough, Lincolnshire, DN21 4NA |
| PILLINGER, Alan Harold RESIGNED | Director | 14 Nov 2002 | 10 Nov 2005 | England | January 1955 | 97 Wimborne Road, Wimborne, Dorset, BH21 3DS |
| POPE, Roger, Doctor RESIGNED | Director | | 30 Nov 2000 | England | July 1946 | 80 Mannamead Road, Plymouth, Devon, PL3 4SY |
| PUGH, Derek RESIGNED | Director | | 31 Jul 2001 | | May 1930 | 70 Malleson Road, Gotherington, Cheltenham, Gloucestershire, GL52 4EX |
| RHODES, Terence Carl RESIGNED | Director | 14 Nov 2002 | 15 Nov 2007 | | June 1948 | 1 Catterline Grove, Catterline, Stonehaven, Kincardineshire, AB39 2TY |
| RINTOUL, David Alistair RESIGNED | Director | 11 Nov 2004 | 03 Jul 2008 | England | July 1965 | 14 Grosvenor Road, Caversham, Reading, Berkshire, RG4 5EJ |
| RITCHIE, Ian Carl RESIGNED | Director | 03 Mar 1994 | 24 Jul 1997 | United Kingdom | June 1947 | 14 Garford Street, London, E14 8JG |
| ROBERTS, John Maxwell, Dr RESIGNED | Director | 03 Mar 1994 | 16 Nov 2006 | United Kingdom | April 1948 | Inglewood Mauldeth Road, Heaton Mersey, Stockport, Cheshire, SK4 3NT |
| ROBINSON, James Anthony RESIGNED | Director | 12 Nov 1998 | 08 Oct 2009 | | April 1946 | Langdale Tregarn Road, Langstone, Newport, Gwent, NP6 2JS |
| ROCHESTER, Terence Anthony RESIGNED | Director | 20 Aug 1992 | 01 Apr 1997 | | May 1937 | 6 Southernhay, Upper Park, Loughton, Essex, IG10 4EN |
| RUSHTON, John Alan RESIGNED | Director | 06 Nov 2013 | 07 Nov 2019 | United Kingdom | February 1954 | Silwood Park, Buckhurst Rd, Ascot, Berks, SL5 7QN |
| RUSHTON, John RESIGNED | Director | 13 Nov 1996 | 08 Oct 2009 | | February 1954 | 18 Penyston Road, Maidenhead, Berkshire, SL6 6EH |
| RUTTER, Peter Arthur RESIGNED | Director | | 16 Nov 1995 | | May 1932 | 7 Lynch Hill Park, Whitchurch, Hampshire, RG28 7NF |
| SADLER, Neil Lawrenson RESIGNED | Director | 13 Nov 1997 | 16 Nov 2006 | Wales | May 1955 | 65 Westbourne Road, Penarth, South Glamorgan, CF64 3HD |
| SAMBROOK, Gordon Hartley RESIGNED | Director | | 04 Feb 1996 | | January 1930 | 3 The Briars, Sarratt, Rickmansworth, Hertfordshire, WD3 6AU |
| SAMWORTH, Peter Robert RESIGNED | Director | 09 Jul 1998 | 30 Jun 2000 | | December 1947 | Chalkwell, Nether Wallop, Stockbridge, Hampshire, SO20 8HE |
| SANDS, David Frederick RESIGNED | Director | 13 Nov 1996 | 14 Nov 2002 | England | April 1948 | 58 Anthonys Avenue, Lilliput, Poole, Dorset, BH14 8JH |
| SIMMONS, Gary RESIGNED | Director | 06 Sep 2016 | 01 Nov 2022 | England | January 1959 | Brandlesome House, Brandlesholme Road, Bury, BL8 1JJ, England |
| SIMPSON, Robert John RESIGNED | Director | 10 Nov 2005 | 08 Oct 2009 | | January 1951 | 24 Welwyn Avenue, Ainsdale, Merseyside, PR8 3BE |
| SNELL, Richard Owen RESIGNED | Director | 10 Mar 1997 | 13 Nov 2003 | United Kingdom | September 1947 | Seekers Green 17 Links Road, Flackwell Heath, High Wycombe, Buckinghamshire, HP10 9LY |
| STAMBOLLOUIAN, John Anthony RESIGNED | Director | 13 Nov 1997 | 14 Nov 2002 | | December 1946 | 39 Marlborough Crescent, Sevenoaks, Kent, TN13 2HH |
| TERRELL, Peter RESIGNED | Director | 15 Nov 2001 | 08 Oct 2009 | France | October 1951 | 35 Avenue De L'Opera, Paris, France, 75002 |
| THOROGOOD, Robyn Piggott RESIGNED | Director | 03 Aug 1993 | 01 Apr 1997 | | January 1941 | Dormer Cottage, Flint Street, Haddenham, Buckinghamshire, HP17 8AL |
| TILSLEY, Stephen Robert RESIGNED | Director | 03 Mar 1994 | 31 Jul 1999 | England | May 1949 | 20 St Marys Road, Harborne, Birmingham, West Midlands, B17 0HA |
| TODD, Alan RESIGNED | Director | 11 Nov 2004 | 28 Apr 2014 | England | March 1964 | 12a Swallow Court, Epworth, South Yorkshire, DN9 1EB |
| TOPPING, Geoffrey Austin, Doctor RESIGNED | Director | | 13 Nov 1996 | | April 1937 | Taywood House, 345 Ruisup Road, Southall, Middlesex, UB1 2EX |
| TORDOFF, Derek, Dr RESIGNED | Director | | 08 Oct 2009 | England | January 1947 | 2 Alison Drive, Camberley, Surrey, GU15 2DY |
| WEST, Gerald Thomas RESIGNED | Director | | 16 Nov 1995 | | June 1931 | 46 Canonbury Park North, London, N1 2JT |
| WHITBREAD, Frederick John, Doctor RESIGNED | Director | | 16 Nov 2000 | | January 1934 | Mossthorne, 11 Bereweele Way, Winchester, Hants, SO22 6BJ |
| WHITEHOUSE, Nicholas Stephen RESIGNED | Director | 13 Nov 2003 | 16 Nov 2006 | | August 1944 | Five Oaks 190 Heath Road, Leighton Buzzard, Bedfordshire, LU7 8AT |
| WILKINSON, Christopher John RESIGNED | Director | 01 Apr 1997 | 16 Nov 2000 | England | July 1945 | 52 Park Hall Road, London, SE21 8BW |
| WILKS, Peter Samuel RESIGNED | Director | 16 Nov 1995 | 06 Apr 1998 | | March 1953 | Oakwood Court, Pwllmeyric, Chepstow, Gwent, NP6 6LA |
| WOODWARD, Andrew John RESIGNED | Director | 08 Nov 2018 | 06 Dec 2024 | United Kingdom | October 1966 | Wsp House, 70 Chancery Lane, London, WC2A 1AF, England |