| DRAY, Simon John ACTIVE | Secretary | 12 Jun 2026 | | | | 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, United Kingdom |
| LEAF, Michael ACTIVE | Director | 28 Aug 2026 | | United Kingdom | January 1964 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| ASHTON, Helen RESIGNED | Secretary | 09 May 2019 | 12 Jun 2026 | | | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| BOYNTON, Kirstan Sarah RESIGNED | Secretary | 31 Jan 2018 | 14 Sep 2018 | | | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| HALL, Wendy Margaret RESIGNED | Secretary | 19 Mar 2002 | 28 Jun 2002 | | | 37a London Road, Shardlow, Derby, Derbyshire, DE72 2GR |
| LEWIS, Dawn RESIGNED | Secretary | 28 Jun 2002 | 12 Jan 2018 | | | Third Avenue, Halstead, Essex, CO9 2SX |
| BINGHAM, Pamela Ann RESIGNED | Director | 31 Mar 2026 | 28 Aug 2026 | United Kingdom | June 1969 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| DURDANT-HOLLAMBY, Stephen Daniel RESIGNED | Director | 31 Jan 2018 | 14 Nov 2018 | England | September 1973 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| HALL, Wendy Margaret RESIGNED | Director | 19 Mar 2002 | 28 Jun 2002 | | June 1970 | 37a London Road, Shardlow, Derby, Derbyshire, DE72 2GR |
| HIPGRAVE, Simon RESIGNED | Director | 15 Nov 2018 | 31 Oct 2019 | United Kingdom | May 1967 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| HOOPER, Graham Paul RESIGNED | Director | 31 Jan 2018 | 31 Mar 2026 | England | March 1956 | Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, England |
| LEE, Sarah RESIGNED | Director | 14 Sep 2018 | 26 Oct 2021 | United Kingdom | September 1979 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| MAGSON, Andrew RESIGNED | Director | 31 Jan 2018 | 06 Feb 2020 | United Kingdom | September 1966 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| NEILAND, Thomas William Finbarr RESIGNED | Director | 19 Mar 2002 | 28 Jun 2002 | Gbr | March 1968 | 7 Brookdale Drive, Derby, Derbyshire, DE23 3YY |
| STRONG, Joseph Arthur RESIGNED | Director | 31 Jan 2018 | 21 Dec 2018 | England | December 1971 | C/O The Alumasc Group Plc, Station Road, Burton Latimer, Kettering, Northamptonshire, NN15 5JP, United Kingdom |
| THOMAS, Ralph RESIGNED | Director | 28 Jun 2002 | 31 Jan 2018 | England | August 1947 | Third Avenue, Halstead, Essex, CO9 2SX |