| PROCTOR, Sinead ACTIVE | Secretary | 18 Oct 2023 | | | | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| BARKER, Gareth Keith ACTIVE | Director | 01 Jul 2007 | | England | February 1977 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| BONE, Norman James ACTIVE | Director | 01 Jan 2024 | | United Kingdom | August 1962 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| BUTCHER, Simon Patrick Loftus ACTIVE | Director | 27 Jul 2023 | | England | October 1967 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| DAVISON, Thomas Patrick ACTIVE | Director | 02 Jun 2025 | | England | August 1979 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| FRASER, Timothy Peter, Admiral Sir ACTIVE | Director | 30 Apr 2023 | | England | April 1963 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| JONES, Kelly Rene ACTIVE | Director | 01 May 2026 | | England | June 1975 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| MCNAUGHTON, Andrew James ACTIVE | Director | 27 Jul 2023 | | United Kingdom | November 1963 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| NUTTER, Gary Robin ACTIVE | Director | 18 Mar 2024 | | United Kingdom | April 1968 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| REEVES, Alexander Lloyd ACTIVE | Director | 16 Sep 2026 | | England | June 1974 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| AUTY, David RESIGNED | Secretary | 03 Sep 2003 | 01 Jul 2005 | | | 21 Beeches End, Boston Spa, Wetherby, West Yorkshire, LS23 6HL |
| KELLY, Stuart Malcolm RESIGNED | Secretary | 28 Mar 2023 | 18 Oct 2023 | | | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| LOVELL, John Philip RESIGNED | Secretary | 01 Jul 2005 | 06 Aug 2018 | | | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| SKELTON, Allan Geoffrey RESIGNED | Secretary | 07 Aug 2018 | 28 Mar 2023 | | | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| YORK PLACE COMPANY SECRETARIES LIMITED RESIGNED | Nominee Secretary | 12 Aug 2003 | 03 Sep 2003 | | | 12 York Place, Leeds, West Yorkshire, LS1 2DS |
| ALEXANDER, Simon John RESIGNED | Director | 01 Aug 2011 | 30 Jun 2015 | England | August 1968 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| ARCHER, Christopher Harry RESIGNED | Director | 05 Sep 2008 | 30 Jan 2013 | England | November 1971 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| BOND, David Alan RESIGNED | Director | 27 Jul 2023 | 18 Mar 2024 | United Kingdom | April 1962 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| BREAR, Martin John RESIGNED | Director | 01 Feb 2012 | 14 Mar 2014 | United Kingdom | February 1969 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| BURTOFT, Nickolas Vaughan RESIGNED | Director | 01 Oct 2005 | 09 May 2008 | | December 1950 | Park Hill Lodge, 18 New Road Firbeck, Worksop, Nottinghamshire, S81 8JY |
| CAHILL, Paul Alexander RESIGNED | Director | 02 Oct 2018 | 30 Apr 2021 | England | October 1964 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| COLGAN, Julie RESIGNED | Director | 27 Jul 2023 | 30 Mar 2026 | England | June 1974 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| COLLINS, Leslie Malcolm RESIGNED | Director | 01 Oct 2005 | 31 Jul 2013 | United Kingdom | August 1947 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| DICKSON, Michael Thomas RESIGNED | Director | 01 Oct 2009 | 25 Jul 2018 | United Kingdom | March 1964 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| GREY, Amy Elizabeth RESIGNED | Director | 27 Jul 2023 | 31 Dec 2024 | England | August 1977 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| HAMMELL, Stephen John RESIGNED | Director | 31 Aug 2018 | 30 Apr 2023 | United Kingdom | July 1973 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| HINCHCLIFFE, Victoria Jane RESIGNED | Director | 01 Aug 2011 | 17 Jun 2016 | United Kingdom | July 1981 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| HONEYMAN, Graham Aubrey, Dr RESIGNED | Director | 01 Jul 2005 | 31 Jul 2018 | United Kingdom | December 1951 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| KEARNEY, Martin Gerrard, Dr RESIGNED | Director | 01 Oct 2005 | 31 Mar 2017 | United Kingdom | September 1962 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| KENNY, Peter RESIGNED | Director | 01 Jul 2005 | 30 Apr 2011 | England | October 1952 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| LOVELL, John Philip RESIGNED | Director | 22 Feb 2016 | 31 Aug 2018 | England | January 1958 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| MASKREY, Neil Anthony RESIGNED | Director | 01 Aug 2011 | 31 May 2016 | England | September 1967 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| MUNDAY, Janice Margaret RESIGNED | Director | 27 Jul 2023 | 29 Dec 2023 | England | October 1955 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| NICHOLLS, Ian Robert RESIGNED | Director | 04 Mar 2006 | 28 Aug 2012 | England | July 1963 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| PHEASEY, Carl RESIGNED | Director | 30 Mar 2026 | 16 Sep 2026 | United Kingdom | August 1979 | Sheffield Forgemasters, Brightside Lane, Sheffield, South Yorkshire, S9 2RX, England |
| PRICE, Stephen, Dr RESIGNED | Director | 01 May 2014 | 25 Apr 2018 | England | December 1962 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| RICHARDSON, Roger Clive, Dr RESIGNED | Director | 01 Oct 2005 | 29 Feb 2016 | United Kingdom | July 1946 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| SCHAFFER, Volker Dieter RESIGNED | Director | 01 Oct 2005 | 20 May 2011 | United Kingdom | November 1964 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| TALAMANTES-SILVA, Jesus, Professor RESIGNED | Director | 01 May 2011 | 01 Jan 2013 | United Kingdom | November 1972 | PO BOX 286, Brightside Lane, Sheffield, South Yorkshire, S9 2RW |
| WALKER MORRIS LIMITED RESIGNED | Director | 03 Sep 2003 | 01 Jul 2005 | | | Kings Court, 12 King Street, Leeds, West Yorkshire, LS1 2HL |
| YORK PLACE COMPANY NOMINEES LIMITED RESIGNED | Nominee Director | 12 Aug 2003 | 03 Sep 2003 | | | 12 York Place, Leeds, West Yorkshire, LS1 2DS |