| DRAY, Simon John ACTIVE | Secretary | 15 Jun 2026 | | | | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| BINGHAM, Pamela Ann ACTIVE | Director | 31 Mar 2026 | | United Kingdom | June 1969 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| DRAY, Simon John ACTIVE | Director | 26 Oct 2021 | | United Kingdom | February 1969 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| JACKSON, Gilbert ACTIVE | Director | 13 Oct 2011 | | United Kingdom | August 1960 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| LEAF, Michael ACTIVE | Director | 02 Sep 2019 | | United Kingdom | January 1964 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| ASHTON, Helen RESIGNED | Secretary | 09 May 2019 | 15 Jun 2026 | | | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| BOYNTON, Kirstan Sarah RESIGNED | Secretary | 01 Oct 2016 | 14 Sep 2018 | | | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| DOUGLAS, John David RESIGNED | Secretary | 14 Oct 2013 | 01 Oct 2016 | | | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| JONES, Geraint Bennett RESIGNED | Secretary | 22 Nov 1994 | 06 Apr 1995 | | | Tawelfan Farm House, Llan Bontdolgadfan, Llanbrynmair, Powys, SY19 7BB |
| JOWETT, Jonathan David RESIGNED | Secretary | 28 Jan 1997 | 01 Mar 1999 | | | 9 Hodnet Close, East Hunsbury, Northampton, Northants, NN4 0XY |
| MAGSON, Andrew RESIGNED | Secretary | 14 Sep 2018 | 09 May 2019 | | | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| MAGSON, Andrew RESIGNED | Secretary | 02 Oct 2006 | 14 Oct 2013 | | | Sutton Bassett House, 22 Main Street Sutton Bassett, Market Harborough, Leicestershire, LE16 8HP |
| SOWERBY, David Richard RESIGNED | Secretary | 01 Mar 1999 | 02 Oct 2006 | | | Tilbrook Mill Farmhouse, Lower Dean, Huntingdon, Cambs, PE28 0LH |
| SOWERBY, David Richard RESIGNED | Secretary | 06 Apr 1995 | 28 Jan 1997 | | | 6 Church Way, Denton, Northampton, NN7 1DG |
| SWIFT INCORPORATIONS LIMITED RESIGNED | Nominee Secretary | 22 Nov 1994 | 22 Nov 1994 | | | 26, Church Street, London, NW8 8EP |
| BACHE, David Colin RESIGNED | Director | 01 Apr 2017 | 16 Jun 2017 | England | June 1963 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| BAMFORD, Michael RESIGNED | Director | 05 Nov 1998 | 07 Feb 1999 | | December 1946 | Barry Mores, Toft Road, Knutsford, Cheshire, WA16 9ED |
| CARTER, John Maurice Rex RESIGNED | Director | 28 Nov 2007 | 31 Dec 2016 | United Kingdom | April 1951 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| CHILDS, Darren Phillip RESIGNED | Director | 21 Jul 2020 | 17 May 2021 | England | January 1969 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| COOKMAN, Richard James RESIGNED | Director | 16 Sep 2015 | 31 Dec 2016 | England | June 1977 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| DOUGLAS, John David RESIGNED | Director | 31 Dec 2010 | 05 Sep 2012 | Scotland | July 1957 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| DURDANT-HOLLAMBY, Stephen Daniel RESIGNED | Director | 23 Dec 2015 | 14 Nov 2018 | England | September 1973 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| GATEHOUSE, David Andrew RESIGNED | Director | 27 Feb 2008 | 18 Dec 2013 | Uk | November 1962 | 44 High Street, Gravenhurst, Bedfordshire, MK45 4HZ |
| HETHERINGTON, Paul Robert RESIGNED | Director | 05 Sep 2012 | 31 Jan 2014 | United Kingdom | October 1966 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| HODGE, Ian Stuart, Dr RESIGNED | Director | 05 Nov 1998 | 13 Oct 2000 | | August 1956 | 17 Osprey Close, Dukinfield, Cheshire, SK16 5QE |
| HOOPER, Graham Paul RESIGNED | Director | 16 May 2001 | 31 Mar 2026 | England | March 1956 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| HOUGHTON, Anita RESIGNED | Director | 30 Mar 2009 | 15 Aug 2012 | United Kingdom | October 1969 | 11a, Berbice Road, Allerton, Liverpool, L18 0HU |
| JONES, Elwyn Bennett RESIGNED | Director | 22 Nov 1994 | 05 Nov 1998 | | August 1943 | Tawelfan, Llan, Bontdolgadfan, Powys, SY19 7BB |
| LEE, Sarah RESIGNED | Director | 14 Jun 2018 | 26 Oct 2021 | United Kingdom | September 1979 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| LITTLEWOOD, Robert William RESIGNED | Director | 06 Apr 1995 | 31 Dec 2010 | Uk | December 1953 | Tan Y Fenlli, Llanbedr Dc, Ruthin, LL15 1UP |
| MAGSON, Andrew RESIGNED | Director | 02 Oct 2006 | 06 Feb 2020 | United Kingdom | September 1966 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| MCCALL, John Stewart RESIGNED | Director | 31 Aug 2000 | 16 May 2001 | United Kingdom | September 1945 | Guilsborough House, Guilsborough, Northampton, Northamptonshire, NN6 8RA |
| O'BRIEN, Peter Thomond RESIGNED | Director | 05 Nov 1998 | 28 Nov 2003 | England | March 1961 | 16 St Johns Road, Knutsford, Cheshire, WA16 0DP |
| PEARSON, Guy Stuart RESIGNED | Director | 16 May 2006 | 06 Feb 2009 | United Kingdom | September 1964 | 92 Seward Road, London, W7 2JL |
| POË, Simon RESIGNED | Director | 15 Aug 2012 | 26 Aug 2022 | United Kingdom | October 1975 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| REID, Michael Alexander Walker RESIGNED | Director | 06 Apr 1995 | 30 Jun 1999 | | April 1935 | Brookhouses Lane Head Road, Little Hayfield, High Peak, Derbyshire, SK22 2NS |
| SOWERBY, David Richard RESIGNED | Director | 22 Jul 2002 | 02 Oct 2006 | | February 1945 | Tilbrook Mill Farmhouse, Lower Dean, Huntingdon, Cambs, PE28 0LH |
| STRONG, Joseph Arthur RESIGNED | Director | 13 Nov 2017 | 21 Dec 2018 | England | December 1971 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| WALDEN, William Keith RESIGNED | Director | 31 Aug 2000 | 20 Jul 2002 | United Kingdom | July 1940 | Home Farm, Jeyes Close, Moulton, Northampton, NN3 7GH |
| WALKER, Alastair James RESIGNED | Director | 05 Nov 1998 | 27 Apr 2007 | | May 1966 | 37 Glastonbury Drive, Middlewich, Cheshire, CW10 9HR |
| WHITE, Paul Richard RESIGNED | Director | 13 Apr 2017 | 07 Aug 2026 | United Kingdom | March 1969 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| WOOD, Martin Paul RESIGNED | Director | 05 Nov 1998 | 31 Aug 2000 | United Kingdom | November 1953 | White Hayes, 28 Wergs Road, Wolverhampton, West Midlands, WV6 8TD |
| WOODS, David Ian RESIGNED | Director | 01 Nov 2007 | 27 Feb 2015 | England | May 1971 | C/O The Alumasc Group Plc, Station Road Burton Latimer, Kettering, Northamptonshire, NN15 5JP |