| 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 | 12 Jun 2026 | | United Kingdom | February 1969 | C/O The Alumasc Group Plc, Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| LEAF, Michael ACTIVE | Director | 05 Mar 2020 | | United Kingdom | January 1964 | C/O The Alumasc Group Plc, Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| HEWITT, John Donald Kerr RESIGNED | Secretary | | 31 May 2001 | | | 16 Coppice Gardens, Crowthorne, Berkshire, RG45 6EE |
| MAGSON, Andrew RESIGNED | Secretary | 02 Oct 2006 | 06 Feb 2020 | | | C/O The Alumasc Group Plc, Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| SOWERBY, David Richard RESIGNED | Secretary | 06 Sep 2004 | 02 Oct 2006 | | | Tilbrook Mill Farmhouse, Lower Dean, Huntingdon, Cambs, PE28 0LH |
| TAYLOR, Martyn RESIGNED | Secretary | 31 May 2001 | 06 Sep 2004 | | | Ardenode, Broom Way, Weybridge, Surrey, KT13 9TQ |
| ASHTON, Helen Louise RESIGNED | Director | 07 May 2019 | 12 Jun 2026 | England | June 1962 | C/O The Alumasc Group Plc, Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| HAUXWELL, Timothy Norbury RESIGNED | Director | | 01 May 1996 | | April 1948 | The Shielings Highgrove Gardens, Edwalton, Nottingham, NG12 4DF |
| HEWITT, John Donald Kerr RESIGNED | Director | 01 May 1996 | 31 May 2001 | | July 1943 | 16 Coppice Gardens, Crowthorne, Berkshire, RG45 6EE |
| HOOPER, Graham Paul RESIGNED | Director | 06 Sep 2004 | 31 Mar 2026 | England | March 1956 | C/O The Alumasc Group Plc, Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| LEE, Sarah RESIGNED | Director | 14 Sep 2018 | 07 May 2019 | United Kingdom | September 1979 | C/O The Alumasc Group Plc, Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| MAGSON, Andrew RESIGNED | Director | 02 Oct 2006 | 06 Feb 2020 | United Kingdom | September 1966 | C/O The Alumasc Group Plc, Burton Latimer, Kettering, Northamptonshire, NN15 5JP |
| MELL, Maryann RESIGNED | Director | 01 Sep 1993 | 31 Jan 1996 | | April 1968 | Mill Close Lodge, Sandholme, Brough, East Riding Of Yorkshire, HU15 2XW |
| ORR, Alex RESIGNED | Director | | 31 Mar 1995 | | July 1933 | 13 Harwood Drive, Uxbridge, Hillingdon, Middlesex, UB10 0BG |
| PEEK, Philip RESIGNED | Director | 16 May 1996 | 31 Dec 1999 | | March 1963 | 11 Carthorpe Drive, Billingham, Cleveland, TS23 3DJ |
| PRESTON, David Stephen RESIGNED | Director | 06 Sep 2004 | 08 Jul 2011 | United Kingdom | November 1945 | The Chestnuts, Southam Street, Kineton, Warwickshire, CV35 0LL |
| RAYNER, Thomas RESIGNED | Director | | 30 Aug 1993 | | March 1957 | 21 Brierley Close, Howden, Goole, North Humberside, DN14 7JB |
| REEDER, Philip RESIGNED | Director | 01 Apr 1995 | 31 Aug 1999 | | September 1954 | 2 Culverwood Cottages, Little London Road Cross In Hand, Heathfield, East Sussex, TN21 0AX |
| SOWERBY, David Richard RESIGNED | Director | 06 Sep 2004 | 02 Oct 2006 | | February 1945 | Tilbrook Mill Farmhouse, Lower Dean, Huntingdon, Cambs, PE28 0LH |
| TAYLOR, Martyn RESIGNED | Director | 01 Sep 1997 | 06 Sep 2004 | United Kingdom | April 1960 | Ardenode, Broom Way, Weybridge, Surrey, KT13 9TQ |
| WILSON, Richard Haigh RESIGNED | Director | 03 Apr 2000 | 06 Sep 2004 | England | July 1948 | Fairfield House, Goose Hill Headley, Newbury, Berkshire, RG15 8AU |