| BLEASBY, Christine Mary ACTIVE | Secretary | 03 Jul 2024 | | | | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| AUTON, Clive Graham ACTIVE | Director | 01 Jan 1994 | | England | December 1946 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| BLEASBY, Christine Mary ACTIVE | Director | 02 Oct 2001 | | England | December 1948 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| CHALONER, Robert Toby Long, The Honourable ACTIVE | Director | 09 Jun 2026 | | England | July 1966 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| COLE, Susan Margaret ACTIVE | Director | 24 Sep 2007 | | England | September 1948 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| HORTON, Christian Paul James ACTIVE | Director | 10 Nov 2015 | | England | June 1973 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| MCBRIDE, David Michael ACTIVE | Director | 19 Apr 2023 | | England | January 1952 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| COOPER, Frederick Henry RESIGNED | Secretary | 05 May 1993 | 20 Sep 2005 | | | Haworth 13 West Mount, Tadcaster, North Yorkshire, LS24 9LB |
| HORTON, Christian Paul James RESIGNED | Secretary | 27 Sep 2004 | 30 Sep 2007 | | | Amber Hill, Marton Cum Grafton, York, YO51 9QJ |
| THOMAS, Avis Anne RESIGNED | Secretary | 10 Nov 2015 | 10 Sep 2019 | | | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| TOMLINSON, Adam Stewart RESIGNED | Secretary | 24 Sep 2007 | 31 Jan 2011 | | | 36 York Road, Tadcaster, North Yorkshire, LS24 8AF |
| SIMCO COMPANY SERVICES LIMITED RESIGNED | Nominee Secretary | 20 Jul 1992 | 05 May 1993 | | | 41 Park Square, Leeds, West Yorkshire, LS1 2NS |
| ALLIS, Lucy Elisabeth RESIGNED | Director | 18 Jan 2021 | 01 Dec 2022 | England | September 1997 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| BAIN MACKAY, Donald Neil RESIGNED | Director | 06 Aug 1992 | 27 Sep 1993 | Uk | June 1944 | 14 West Mount, Tadcaster, North Yorkshire, LS24 9LB |
| BARSON, Hugh RESIGNED | Director | 12 Nov 2018 | 15 Mar 2023 | England | November 1952 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| BLEASBY, Ian RESIGNED | Director | 01 Aug 1994 | 25 Jul 2015 | England | August 1946 | 10, Edgerton Drive, Tadcaster, North Yorkshire, LS24 9QW |
| BUTLER, Ian Christopher RESIGNED | Director | 10 Nov 2014 | 25 Sep 2018 | England | June 1963 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| COOPER, Frederick Henry RESIGNED | Director | 06 Aug 1992 | 27 Nov 2006 | | May 1920 | Haworth 13 West Mount, Tadcaster, North Yorkshire, LS24 9LB |
| HORTON, Christian Paul James RESIGNED | Director | 27 Sep 2004 | 30 Sep 2007 | | June 1973 | Amber Hill, Marton Cum Grafton, York, YO51 9QJ |
| HORTON, Christian Paul James RESIGNED | Director | 21 Sep 2004 | 20 Sep 2005 | | June 1973 | 2 St Johns Court, Ulleskelf, Tadcaster, North Yorkshire, LS24 9TU |
| OGLESBY, Harry RESIGNED | Director | 31 Mar 1998 | 08 Jan 1999 | | July 1931 | 10 Station Road, Tadcaster, North Yorkshire, LS24 9JE |
| PARKER, Guy Roderic RESIGNED | Director | 01 May 1999 | 18 Mar 2000 | | December 1946 | 15 Prospect Drive, Tadcaster, North Yorkshire, LS24 8HJ |
| POYNTON, Simon John RESIGNED | Director | 26 Sep 2005 | 27 Nov 2006 | | September 1971 | 56 Stutton Road, Tadcaster, North Yorkshire, LS24 9HJ |
| SPENCER, Gordon RESIGNED | Director | 06 Aug 1992 | 31 Jul 2001 | | January 1925 | Bradwell Ouston Lane, Tadcaster, North Yorkshire, LS24 8DP |
| STENSON, Eleanor Kenyon RESIGNED | Director | 13 Feb 2020 | 05 Jan 2022 | England | May 1984 | 28, Westgate, Tadcaster, LS24 9AB, England |
| THOMAS, Avis Anne RESIGNED | Director | 10 Nov 2015 | 10 Sep 2019 | England | July 1947 | The Riley-Smith Hall, 28 Westgate, Tadcaster, North Yorkshire, LS24 9AB, England |
| TOMLINSON, Adam Stewart RESIGNED | Director | 24 Sep 2007 | 31 Jan 2011 | | June 1962 | 36 York Road, Tadcaster, North Yorkshire, LS24 8AF |
| TOMLINSON, Dennis RESIGNED | Director | 01 Aug 1998 | 01 Nov 1999 | | February 1928 | Flat 3 Beechgrove House, Ouston Lane, Tadcaster, North Yorkshire, LS24 8DP |
| TOMLINSON, Jean RESIGNED | Director | 02 Oct 2001 | 02 Feb 2016 | England | June 1932 | 38 York Road, Tadcaster, North Yorkshire, LS24 8AF |
| WARD, David Joynson RESIGNED | Director | 01 May 2002 | 31 May 2003 | | July 1938 | 6 The Fairway, Tadcaster, North Yorkshire, LS24 9HN |
| SIMCO DIRECTOR A LIMITED RESIGNED | Nominee Director | 20 Jul 1992 | 06 Aug 1992 | | | 41 Park Square, Leeds, West Yorkshire, LS1 2NS |
| SIMCO DIRECTOR B LIMITED RESIGNED | Nominee Director | 20 Jul 1992 | 06 Aug 1992 | | | 41 Park Square, Leeds, West Yorkshire, LS1 2DS, England |