| BAKER, Anthony Philip ACTIVE | Director | 01 Jul 2005 | | England | February 1960 | The Old School, Peldon Road, Harlow, CM19 4HT, England |
| BRUCE, Guy Robert ACTIVE | Director | 13 Feb 2025 | | United Kingdom | September 1971 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| EGERTON, Andrew Robert ACTIVE | Director | 11 Mar 2022 | | England | January 1973 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| HALL, David ACTIVE | Director | 01 Apr 2006 | | United Kingdom | January 1968 | 16 Winterborne Gardens, Heritage Park, Nuneaton, Warwickshire, CV10 7GF |
| HOOKER, John Gilbert ACTIVE | Director | 18 Aug 2025 | | England | October 1967 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| JOHNSTONE, Mark Robert ACTIVE | Director | 08 Oct 2006 | | England | February 1968 | 69 Walton Street, Oxford, OX2 6AG |
| MURRAY, Alan ACTIVE | Director | 06 Feb 2014 | | England | March 1958 | 3 Austins Mews, High Street, Hemel Hempstead, Hertfordshire, HP1 3AF, England |
| SMART, Peter James ACTIVE | Director | 01 Apr 2022 | | England | July 1971 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| WAKEMAN, Chris ACTIVE | Director | 06 Oct 2022 | | England | October 1973 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| WARD, Jeffrey Graham ACTIVE | Director | 11 Feb 2016 | | England | November 1978 | Pure Safety Group, New Road, Sheerness, ME12 1PZ, England |
| WASHBOURNE, Darren Roy ACTIVE | Director | 01 Aug 2024 | | England | December 1967 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| WHITEHEAD, Nicola Jayne ACTIVE | Director | 12 Feb 2020 | | England | September 1974 | Pimbo Road, West Pimbo, Skelmersdale, WN8 9RA, England |
| COOK, David RESIGNED | Secretary | 01 Jul 2001 | 05 Feb 2008 | | | 9 Larch Avenue, Wokingham, Berkshire, RG41 1EJ |
| COOK, David RESIGNED | Secretary | 18 Jul 1994 | 30 Nov 1996 | | | 23 Tamar Way, Wokingham, Berkshire, RG11 9UB |
| EVANS, Steve RESIGNED | Secretary | 06 Feb 2014 | 01 May 2019 | | | 3m Centre, Cain Road, Bracknell, Berkshire, RG12 8HT, United Kingdom |
| LUMMIS, David John RESIGNED | Secretary | 16 Aug 2013 | 06 Feb 2014 | | | Bsif House, 3 Austens Mews, Hemel Hempstead, Hertfordshire, HP1 3AF, United Kingdom |
| MACKAY, Catriona RESIGNED | Secretary | 01 Jan 1997 | 01 Jul 2001 | | | 14 Marble Hill Gardens, Twickenham, Middlesex, TW1 3AX |
| MORRIS, Fergal RESIGNED | Secretary | 05 Feb 2008 | 16 Aug 2013 | | | Nutcroft Lodge, Priory Lane, Warfield, Berkshire, RG42 2JU |
| ALLAN, Grant William RESIGNED | Director | 01 Jun 2001 | 30 Jun 2006 | | June 1959 | 15 Egerton Road, Woodthorpe, Nottingham, Nottinghamshire, NG5 4FF |
| ANGEAR, Frank Charles RESIGNED | Director | 11 Feb 2016 | 29 Jan 2019 | England | August 1953 | Bsif House, 3 Austens Mews, Hemel Hempstead, Hertfordshire, HP1 3AF |
| ANGEAR, Frank Charles RESIGNED | Director | 01 Jan 2009 | 01 Mar 2012 | England | August 1953 | 73, Cedar Lawn Avenue, Barnet, Hertfordshire, EN5 2LP |
| ANSTEY, Philip John RESIGNED | Director | 01 Aug 2003 | 01 Aug 2008 | | July 1957 | Ashcroft, Gregory Road, Hedgerley, Slough, Berkshire, SL2 3XL |
| BERGER, Alexandra Maria Johanna RESIGNED | Director | 02 Nov 2022 | 09 Oct 2023 | England | August 1975 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| BOYD, Anne Nicol RESIGNED | Director | 01 Sep 1999 | 01 Jul 2006 | | June 1948 | 46 Wolverton Road, Stony Stratford, Milton Keynes, Buckinghamshire, MK11 1DT |
| BOYD, Stuart Baillie RESIGNED | Director | 06 Feb 2014 | 10 Jul 2017 | Scotland | July 1955 | 28, Dunskey Road, Kilmarnock, Ayrshire, KA3 6FJ, Scotland |
| BRIDGE, Sarah Elizabeth RESIGNED | Director | 14 Jan 2009 | 07 May 2021 | United Kingdom | June 1964 | Stonehouse, Pontrilas, Hereford, HR2 0EH, United Kingdom |
| BRYCE, Paul RESIGNED | Director | 01 May 2019 | 12 Dec 2023 | United Kingdom | September 1979 | 3 Austins Mews, High Street, Hemel Hempstead, HP1 3AF, England |
| CARR, Thomas Arthur RESIGNED | Director | 01 Jan 1998 | 01 Aug 2003 | England | October 1951 | Top Farm, Froglands Lane Cleeve Prior, Evesham, Worcestershire, WR11 5LB |
| CASSON, Rebecca Jane RESIGNED | Director | 09 Oct 2023 | 23 Jan 2025 | England | November 1969 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| CLARKE, Paul RESIGNED | Director | 18 Jul 1994 | 01 Dec 2005 | | February 1947 | 45 Lindisfarne Avenue, Ellesmere Port, Cheshire, CH65 9JF |
| COOK, David RESIGNED | Director | 01 Jul 2001 | 22 Nov 2007 | England | March 1952 | 9 Larch Avenue, Wokingham, Berkshire, RG41 1EJ |
| COOK, David RESIGNED | Director | 18 Jul 1994 | 30 Nov 1996 | | March 1952 | 23 Tamar Way, Wokingham, Berkshire, RG11 9UB |
| CREDICOTT, Michael John RESIGNED | Director | 11 Feb 2016 | 25 Feb 2020 | England | September 1960 | Bsif House, 3 Austens Mews, Hemel Hempstead, Hertfordshire, HP1 3AF |
| DENTON, Michael Charles RESIGNED | Director | 23 May 2000 | 01 Jan 2010 | | June 1947 | 77 Fold Crescent, Stalybridge, Cheshire, SK15 3NB |
| DILWORTH, Robert Stuart RESIGNED | Director | 01 Aug 1998 | 01 Apr 1999 | | January 1962 | 34 Broadstone Road, Harpenden, Hertfordshire, AL5 1RF |
| EVANS, Steven RESIGNED | Director | 18 Sep 2013 | 01 May 2019 | England | May 1965 | 1a, Waltham Road, Branston, Grantham, Lincolnshire, NG32 1RY, England |
| GILES, Leslie Mark RESIGNED | Director | 28 Feb 2018 | 06 Oct 2022 | England | May 1960 | West Wing, Delta Point, Greets Green Road, West Bromwich, B70 9PL, England |
| GILL, John Charles RESIGNED | Director | 06 Feb 2014 | 03 Jun 2025 | England | November 1953 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| GILL, John Charles RESIGNED | Director | 01 Jan 1996 | 01 Feb 1998 | | November 1953 | 26 Glebe Road, Barrington, Cambridge, Cambridgeshire, CB2 5RP |
| HARLOW, Christopher William RESIGNED | Director | 01 Apr 1999 | 01 Sep 1999 | | May 1952 | 152 Putnoe Lane, Bedford, Bedfordshire, MK41 8LT |
| HARRIS, Cyril Ivor RESIGNED | Director | 01 May 1996 | 01 Jun 2005 | | December 1931 | 4 Dallington Green, Northampton, Northamptonshire, NN5 7HW |
| HINE, Robert James RESIGNED | Director | 11 Feb 2015 | 25 Feb 2020 | England | March 1964 | Kitemark Court, Davy Avenue, Knowlhill, Milton Keynes, MK5 8PP, England |
| HINE, Robert James RESIGNED | Director | 01 Aug 2010 | 06 Feb 2014 | England | March 1964 | Bsi Kitemark House, Maylands Avenue, Hemel Hempstead, Hertfordshire, HP2 4SQ |
| HOLDHAM, David RESIGNED | Director | 30 Nov 1996 | 11 Feb 2016 | United Kingdom | March 1951 | The Old Hall, Alpington, Norwich, Norfolk, NR14 7NF |
| HURT, Nicholas David RESIGNED | Director | 08 Mar 2022 | 03 May 2023 | England | December 1970 | Fourth Floor Offices, The Roberts Building, 48 Maylands Avenue, Hemel Hempstead, Hemel Hempstead, HP2 4SQ, England |
| JOWSEY, Neil RESIGNED | Director | 29 Feb 2012 | 21 Feb 2018 | Uk | August 1964 | Bsif House, 3 Austens Mews, Hemel Hempstead, Hertfordshire, HP1 3AF, United Kingdom |
| KILBRIDE, Paul Philip RESIGNED | Director | 01 Feb 1996 | 01 Jun 2001 | | August 1963 | Gout House Farm, Ham Lane, Kingston Seymour, North Somerset, BS21 6XQ |
| KILBRIDGE, Paul RESIGNED | Director | 01 Aug 2004 | 01 Feb 2007 | | August 1963 | Gout House Farm, Ham Lane Kingston Seymore, Clevedon, North Somerset, VBS21 6X |
| KNIGHT, Geoffrey Thomas, Dr RESIGNED | Director | 22 Nov 2005 | 31 Dec 2008 | United Kingdom | December 1943 | Queens Cottage, Somerford Keynes, Cirencester, Gloucestershire, GL7 6DN |
| KNIGHT, Geoffrey Thomas, Dr RESIGNED | Director | 01 Jan 1998 | 25 May 2000 | United Kingdom | December 1943 | Queens Cottage, Somerford Keynes, Cirencester, Gloucestershire, GL7 6DN |
| LAWRIE, Bryan James Ian RESIGNED | Director | 21 Feb 2018 | 12 Dec 2023 | England | April 1973 | PO BOX 21, Waverley Street, Hull, HU1 2SJ, England |
| LEONARD, David Alexander RESIGNED | Director | 28 Nov 2001 | 01 Aug 2004 | England | November 1938 | Hill Ridge 23 Ivy Lane, Macclesfield, Cheshire, SK11 8NR |
| LUMMIS, David John RESIGNED | Director | 01 Aug 2010 | 06 Feb 2014 | United Kingdom | April 1953 | 32, Crossfell Road, Hemel Hempstead, Hertfordshire, HP3 8RG |
| LUMMIS, David John RESIGNED | Director | 18 Jul 1994 | 04 Sep 1999 | United Kingdom | April 1953 | 32 Crossfell Road, Hemel Hempstead, Hertfordshire, HP3 8RG |
| MACKAY, Catriona RESIGNED | Director | 01 Jan 1997 | 01 Jul 2001 | | January 1963 | 14 Marble Hill Gardens, Twickenham, Middlesex, TW1 3AX |
| MARTIN, Thomas Gordon RESIGNED | Director | 14 Jan 2009 | 01 Mar 2012 | United Kingdom | July 1964 | PO BOX 21, Waverley Street, Hull, North Humberside, HU1 2SJ |
| MASON, Gerald Hardstaff RESIGNED | Director | 01 Jan 1998 | 01 Jan 2006 | | February 1936 | 1 St Martins Road, Willingdon, Eastbourne, East Sussex, BN22 0LG |
| MAXWELL, John Watson RESIGNED | Director | 18 Jul 1994 | 30 Nov 1996 | | July 1942 | Burton House, 33 Gatton Road, Reigate, Surrey, RH2 0HF |
| MCKENZIE, Malcolm John RESIGNED | Director | 30 Nov 1996 | 01 Oct 1997 | | January 1939 | Oakwood Lodge, Amberley Close, Haywards Heath, Sussex, RH16 4AU |
| MORRIS, Fergal RESIGNED | Director | 22 Nov 2007 | 16 Aug 2013 | United Kingdom | September 1963 | Nutcroft Lodge, Priory Lane, Warfield, Berkshire, RG42 2JU |
| OVERTON, Nigel RESIGNED | Director | 18 Jul 1994 | 01 Aug 1998 | | December 1960 | 71 Wilford Avenue, Wakes Meadow, Northampton, NN3 9UX |
| PILSBURY, Graham Phelps RESIGNED | Director | 18 Jul 1994 | 13 Jan 1997 | | March 1939 | Thorniloe Heathfield, Fullshaw Park, Wilmslow, Cheshire, SK9 1QQ |
| RABY, Paul Anthony RESIGNED | Director | 18 Jul 1994 | 01 Jan 1997 | | October 1960 | 29 Fford Glyndwr, Flint, Clwyd, CH6 5JX |
| SANSOM, Paul Colin RESIGNED | Director | 13 Jan 1997 | 10 Nov 1998 | England | February 1949 | 36 South Avenue, Norton, Stourbridge, West Midlands, DY8 3XY |
| SARGEANT, Michael John RESIGNED | Director | 08 Sep 1999 | 14 Jan 2015 | United Kingdom | September 1951 | 4 Hawthorn Grove, Oadby, Leicester, Leicestershire, LE2 4ED |
| SIMPSON, Mark Bellas RESIGNED | Director | 18 Jul 1994 | 31 Dec 1999 | | September 1957 | Rosemount, 86 Blackborough Road, Reigate, Surrey, RH2 7DF |
| SLEIGH, Peter James RESIGNED | Director | 18 Jul 1994 | 01 Aug 2008 | | February 1950 | Old Southend Farmhouse, Kelk, Driffield, Yorkshire, WO25 8HN |
| STOKES, Paul John RESIGNED | Director | 01 Jul 2005 | 14 Jan 2014 | United Kingdom | February 1950 | 49 Rushmere Way, Rushden, Northamptonshire, NN10 6YB |
| TEDBURY, Andrew James RESIGNED | Director | 10 Feb 2011 | 25 Jan 2017 | England | April 1964 | Greenham House, 671 London Road, Isleworth, Middlesex, TW7 4EX, United Kingdom |
| TENNANT, Richard William RESIGNED | Director | 18 Jul 1994 | 30 Nov 1996 | England | February 1952 | Uplyme House, Baildon Close Oundle Drive, Wollaton Park, Nottinghamshire, NG8 1BS |
| TRIVETT, Alastair Thomas Hunter RESIGNED | Director | 01 Aug 2006 | 01 Aug 2008 | United Kingdom | March 1958 | Talbot Oaks, Bethesda Street, Upper Basildon, Reading, Berks, RG8 8NU |
| WATTS, Hugo Paul, Dr RESIGNED | Director | 30 Nov 1996 | 20 Jan 2017 | Wales | October 1955 | 23 Cae Gwyn, Llanferres, Mold, Denbighshire, CH7 5SL |
| WEBBER, Karin Louise RESIGNED | Director | 08 Sep 1999 | 01 Nov 2011 | United Kingdom | March 1964 | Brook House 24 Lime Tree Avenue, Uppingham, Rutland, LE15 9SS |
| WHITFORD, Brian Peter RESIGNED | Director | 18 Jul 1994 | 31 Dec 1995 | United Kingdom | September 1949 | Warden House, The Green, Culworth, Banbury, Oxfordshire, OX17 2BB |
| WORMALL, David John RESIGNED | Director | 18 Jul 1994 | 01 May 1996 | | January 1941 | Littlebeck Farmhouse Littlebeck Lane, Brooke, Norwich, Norfolk, NR15 1ET |
| WRIGHT, John RESIGNED | Director | 03 Mar 2009 | 14 Jan 2015 | United Kingdom | May 1965 | 59, Belper Lane, Belper, Derbyshire, DE56 2UQ |
| YELLAND, David Ray RESIGNED | Director | 01 Oct 1997 | 30 Jun 2007 | | October 1949 | 50 Brooklands Way, Redhill, Surrey, RH1 2BW |