| PINSENT MASONS SECRETARIAL LIMITED ACTIVE | Secretary | 01 Apr 2021 | | | | 1, Park Row, Leeds, LS1 5AB, United Kingdom |
| BRYANT, Paul Graham ACTIVE | Director | 23 Dec 2015 | | United Kingdom | February 1973 | Aquarius House, 6 Mid Point Business Park, Thornbury, Bradford, BD3 7AY, United Kingdom |
| TRAINAR, Isabelle-Anne ACTIVE | Director | 01 Jul 2023 | | Netherlands | November 1979 | 30-34, Schouwburgplein, Rotterdam, 3012 CL, Netherlands |
| ROTHWELL, Donna Louise RESIGNED | Secretary | 04 Aug 2009 | 04 Jun 2010 | | | 9, Foster Park Grove, Denholme, Bradford, West Yorkshire, BD13 4BQ, England |
| SIMPSON, Norman RESIGNED | Secretary | 17 Jul 2006 | 04 Aug 2009 | | | Moorhills, 4 Queens Gardens, Ilkley, West Yorkshire, LS29 9QN |
| SMITH, Stephen Brian RESIGNED | Secretary | 26 Oct 1992 | 17 Jul 2006 | | | 6 Alder Carr, Baildon, Shipley, West Yorkshire, BD17 5TE |
| WELBURN, Robert Gordon RESIGNED | Secretary | | 26 Oct 1992 | | | 34 Cornwall Road, Harrogate, North Yorkshire, HG1 2PP |
| EVERSECRETARY LIMITED RESIGNED | Secretary | 13 Aug 2018 | 01 Feb 2021 | | | Eversheds House, 70 Great Bridgewater Street, Manchester, M1 5ES, United Kingdom |
| PINSENT MASONS SECRETARIAL LIMITED RESIGNED | Secretary | 04 Jun 2010 | 13 Aug 2018 | | | 1, Park Row, Leeds, LS1 5AB |
| BENTLEY, Stephen Graham RESIGNED | Director | | 15 Oct 1993 | | July 1953 | Charnwood Easby Drive, Ilkley, West Yorkshire, LS29 9AZ |
| CARR, Jeffrey William RESIGNED | Director | 20 May 2017 | 17 Feb 2020 | United States | August 1956 | Suite 200, 3075 Highland Parkway, Downers Grove, Illinois, 60515, United States |
| DUYFJES, Sabine RESIGNED | Director | 19 Apr 2012 | 22 Nov 2021 | Switzerland | June 1972 | 77, Schärenmoosstrasse, Zurich, 8052, Switzerland |
| GARDNER, Andrew Stuart RESIGNED | Director | 20 Nov 2001 | 30 Apr 2008 | | May 1962 | 38 Limetrees, Pontefract, West Yorkshire, WF8 2QB |
| HAYES, Richard Nigel RESIGNED | Director | 22 Nov 2021 | 15 Sep 2024 | United Kingdom | August 1969 | Aquarius House, 6 Mid Point Business Park, Thornbury, Bradford, BD3 7AY, United Kingdom |
| HEINZ, Peter Danser RESIGNED | Director | 30 Apr 2008 | 01 Dec 2010 | Usa | March 1952 | Suite 2200,, 500 108th Avenue Ne, Bellevue, Washington, 98004, Usa |
| HILL, Warren Terry RESIGNED | Director | 30 Apr 2008 | 15 Aug 2015 | Usa | April 1960 | 24525, Ne Patterson Way, Redmond, Washington, 98053, Usa |
| JEUSSE, Christophe RESIGNED | Director | 21 Aug 2009 | 19 Apr 2012 | France | July 1971 | 30, Rue Rene Cassin, Rillieux La Pape, 69 140, France |
| LANDSMAN, Stephen Neil RESIGNED | Director | 14 Jun 2013 | 20 May 2017 | Usa | September 1959 | 17425, Ne Union Hill Road, Redmond, Wa 98062, Usa |
| MCNAMARA, Bernard John RESIGNED | Director | 30 Apr 2008 | 14 Apr 2009 | | October 1955 | Suite 2200,, 500 108th Avenue Ne, Bellevue, Washington, 98004, Usa |
| MORLEY, Christopher John RESIGNED | Director | 16 Mar 2001 | 30 Apr 2008 | | September 1964 | 21 Wendron Way, Idle, Bradford, West Yorkshire, BD10 8TW |
| NEWPORT, Peter John Charles RESIGNED | Director | 15 Oct 1993 | 07 Aug 1998 | | January 1957 | 11 Darnley Close, Durker Roods, Huddersfield, Yorkshire, HD9 4BT |
| PERKINS, Noelle RESIGNED | Director | 17 Feb 2020 | 01 Jul 2023 | United States | June 1977 | Univar Solutions Inc, 3075 Highland Parkway, Suite 200, Downers Grove, Illinois, 60515, United States |
| PHILLPOTTS, John Nicholas RESIGNED | Director | 02 Sep 1999 | 30 Apr 2008 | England | January 1949 | 9 Grove Road, Menston, Ilkley, West Yorkshire, LS29 6JD |
| SAMUEL, John Andrew Walter RESIGNED | Director | 20 Oct 1997 | 17 Jan 2001 | | March 1952 | High Belford, Dallowgill, Ripon, North Yorkshire, HG4 3RQ |
| SMITH, Stephen Brian RESIGNED | Director | 17 Jan 2001 | 17 Jul 2006 | United Kingdom | April 1948 | 6 Alder Carr, Baildon, Shipley, West Yorkshire, BD17 5TE |
| TAYLOR, Timothy Rupert RESIGNED | Director | 14 Apr 2009 | 21 Aug 2009 | United Kingdom | September 1970 | 11, Summersgill Square, Horsforth, Leeds, West Yorkshire, LS18 4RG |
| WALMSLEY, David Ian RESIGNED | Director | 15 Oct 1993 | 02 Sep 1999 | | November 1942 | 1 Walton Park, Pannal, Harrogate, North Yorkshire, HG3 1EJ |
| WEAVER FISHER, Amy Elizabeth RESIGNED | Director | 01 Dec 2010 | 14 Jun 2013 | Usa | March 1967 | 17425, Ne Union Hill Road, Redmond, Washington, 98052, Usa |
| WOOD, Peter Scott RESIGNED | Director | | 16 Mar 2001 | | April 1947 | 31 Newall Hall Park, Otley, West Yorkshire, LS21 2RD |