| FANNING, Alastair Scott ACTIVE | Director | 15 Feb 2017 | | England | March 1967 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ |
| HEATH, Richard ACTIVE | Director | 12 Jan 2024 | | England | February 1975 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ |
| SWAINSON, Richard ACTIVE | Director | 19 Nov 2021 | | England | September 1979 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ |
| VILLAGARCIA ITURRIONDO, Inigo ACTIVE | Director | 22 Jul 2021 | | England | December 1979 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ |
| BHOWMIK, Chandan Kanti RESIGNED | Secretary | 03 Oct 1994 | 01 Mar 1995 | | | 22 Armour Hill, Tilehurst, Reading, Berkshire, RG31 6JP |
| BURNINGHAM, Derek RESIGNED | Secretary | 01 Mar 1995 | 06 Dec 1996 | | | 58 Brooklands Way, Redhill, Surrey, RH1 2BW |
| DOLAN, Malcolm George RESIGNED | Secretary | 01 Sep 2005 | 04 Oct 2011 | | | 30 Ferndown Close, Bloxwich, Walsall, West Midlands, WS3 3XH |
| FIELDING, Kelly RESIGNED | Secretary | 03 Oct 1994 | 26 Mar 1995 | | | 6 Friars Stile Place, Richmond, Surrey, TW10 6NL |
| KIMBERLEY, Howard Fraser RESIGNED | Secretary | 07 Sep 2001 | 01 Sep 2005 | | | 8 Lyttelton Road, Droitwich Spa, Worcestershire, WR9 7AA |
| STOWELL, John Arnold RESIGNED | Secretary | 11 Apr 1997 | 27 Feb 1998 | | | 35 Hartford Road, Hartley Wintney, Hook, Hampshire, RG27 8QG |
| STOWELL, John Arnold RESIGNED | Secretary | | 03 Oct 1994 | | | 35 Hartford Road, Hartley Wintney, Hook, Hampshire, RG27 8QG |
| WELCH, John Reginald RESIGNED | Secretary | 27 Feb 1998 | 07 Sep 2001 | | | 22 Balmoral Road, Kingshurst, Birmingham, West Midlands, B36 0JT |
| BLAW DUCTS LIMITED RESIGNED | Secretary | 06 Dec 1996 | 11 Apr 1997 | | | Caradon House 24 Queens Road, Weybridge, Surrey, KT13 9UX |
| ABBEY, Mark Antony RESIGNED | Director | 07 Apr 2003 | 29 Jan 2009 | England | April 1964 | Elm Home, 69 Jubilee Road, Walmer Bridge, Preston, PR4 5QW |
| ALLEN, Richard Walker RESIGNED | Director | 01 Jul 1992 | 31 Dec 2000 | | May 1960 | 9 Hambleden Mill, Hambleden, Henley On Thames, Oxfordshire, RG9 3AF |
| BATWELL, Heath Denis RESIGNED | Director | 14 Feb 2019 | 22 Jul 2021 | United Kingdom | September 1983 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ, United Kingdom |
| BROWN, Philip Crabtree RESIGNED | Director | | 08 Dec 1993 | | June 1950 | 19 Lakeland Drive, Alwoodley, Leeds, West Yorkshire, LS17 7PJ |
| DAVIES, Christopher Erith RESIGNED | Director | 27 Feb 1998 | 31 Jul 2000 | | September 1949 | Hollytree The Common, Wellington Heath, Ledbury, Herefordshire, HR8 1LY |
| DIGGLES, Stuart Richard RESIGNED | Director | 07 Apr 2003 | 30 Nov 2006 | United Kingdom | August 1967 | 18 Rushton Close, Burtonwood, Warrington, Cheshire, WA5 4HB |
| FISCHER, Andrew Olaf RESIGNED | Director | 06 Dec 1996 | 27 Feb 1998 | England | August 1964 | The Chestnuts, Chestnut Close, Peakirk, Peterborough, Cambridgeshire, PE6 7NW |
| FISHER, Ian RESIGNED | Director | 06 Dec 1996 | 27 Feb 1998 | United Kingdom | August 1950 | 145 King Henrys Road, London, NW3 3RD |
| FLETCHER, Alan Thomas RESIGNED | Director | 06 Dec 1996 | 27 Feb 1998 | | December 1934 | 26 Loudoun Road, London, NW8 0LT |
| GASH, Michael Alfred RESIGNED | Director | 27 Feb 1998 | 27 Apr 2001 | | October 1943 | 54 Richmond Hill Road, Edgbaston, Birmingham, B15 3AZ |
| GIGGLE, Matthew RESIGNED | Director | 02 Dec 2002 | 19 Nov 2021 | United Kingdom | August 1967 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ |
| GIMSON, John Peter RESIGNED | Director | 03 Apr 2000 | 30 Nov 2002 | England | November 1952 | 58 Torton Hill Road, Arundel, West Sussex, BN18 9HH |
| KIMBERLEY, Howard Fraser RESIGNED | Director | 04 Oct 2011 | 31 Dec 2018 | England | June 1966 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ |
| KIMBERLEY, Howard Fraser RESIGNED | Director | 21 Dec 2006 | 10 Jun 2011 | England | June 1966 | 7 Harbour Building, Waterfront West, Dudley Road Brierley Hill, West Midlands, DY5 1LN |
| KIMBERLEY, Howard Fraser RESIGNED | Director | 11 Apr 2001 | 05 Sep 2006 | England | June 1966 | 8 Lyttelton Road, Droitwich Spa, Worcestershire, WR9 7AA |
| NIGHY, John Leonard RESIGNED | Director | 01 Jan 1995 | 15 Feb 2017 | United Kingdom | August 1955 | 3 Alder Close, Highdown Copse, Worthing, West Sussex, BN13 1DE |
| ROBINSON, Alan Charles RESIGNED | Director | 08 Dec 1993 | 16 Feb 1998 | | November 1940 | Eden House, Dodsley Grove, Midhurst, Sussex, GU29 9AB |
| SMITH, Christopher Eric RESIGNED | Director | 14 Feb 2019 | 05 Jan 2024 | United Kingdom | October 1971 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ, United Kingdom |
| SMITH, Stephen Anthony RESIGNED | Director | 08 Dec 1993 | 27 Feb 1998 | | August 1951 | 12 Chestnut Avenue, Northwood, Middlesex, HA6 1HR |
| SNOWDON, Clive John RESIGNED | Director | 04 Oct 2011 | 27 May 2015 | United Kingdom | June 1953 | 7 A/B, Millington Road, Hayes, Middlesex, UB3 4AZ |
| STAMPER, Allan RESIGNED | Director | | 26 Mar 1995 | England | November 1954 | 12 Sunnybank, Epsom, Surrey, KT18 7DX |
| STOWELL, John Arnold RESIGNED | Director | 31 Mar 2000 | 31 Dec 2015 | England | October 1953 | 35 Hartford Road, Hartley Wintney, Hook, Hampshire, RG27 8QG |
| STOWELL, John Arnold RESIGNED | Director | | 27 Feb 1998 | England | October 1953 | 35 Hartford Road, Hartley Wintney, Hook, Hampshire, RG27 8QG |
| SWAMY, Ram RESIGNED | Director | 13 Jun 2011 | 04 Oct 2011 | United Kingdom | July 1969 | 7 Harbour Building, Waterfront West, Dudley Road Brierley Hill, West Midlands, DY5 1LN |
| WARD, Kim Stephen RESIGNED | Director | 21 Dec 2006 | 31 Jul 2010 | England | November 1957 | 3 Beauchamp Gardens, Myton Lane, Warwick, Warwickshire, CV34 6QG |
| WARD, Kim Stephen RESIGNED | Director | 01 Aug 2000 | 05 Sep 2006 | England | November 1957 | 3 Beauchamp Gardens, Myton Lane, Warwick, Warwickshire, CV34 6QG |
| WHEELER, Simon Crane RESIGNED | Director | 29 Dec 1994 | 06 Dec 1996 | | September 1944 | Pond Oast Postern Park Farm, Postern Lane, Tonbridge, Kent, TN11 0QT |
| WILLANS, John Richard David RESIGNED | Director | | 08 Dec 1993 | | May 1943 | Field Cottage, Flaunden, Hemel Hempstead, Hertfordshire, HP3 0PP |