| BEECH, Brendan John ACTIVE | Director | 01 Jun 2016 | | England | September 1971 | Mioc, Suite 3d, Mioc, Styal Road, Manchester, M22 5WB, England |
| PHILLIPS, Jordan Edward ACTIVE | Director | 18 Oct 2023 | | England | October 1994 | Mioc, Suite 3d, Mioc, Styal Road, Manchester, M22 5WB, England |
| WILLIAMS, Adam ACTIVE | Director | 01 Mar 2015 | | England | October 1987 | Mioc, Suite 3d, Mioc, Styal Road, Manchester, M22 5WB, England |
| JANSSEN GROUP OF COMPANIES B.V. ACTIVE | Director | 14 Jun 2023 | | | | Newtonweg, 10, Venlo, 5928 PN, Netherlands |
| HILL, Christopher Robin RESIGNED | Secretary | | 31 Aug 1996 | | | 18 Kendal Rise, Beechwood, Runcorn, Cheshire, WA7 2QL |
| HILL, Myra Louise RESIGNED | Secretary | 01 Sep 1996 | 27 Jul 2011 | | | 44 Norlands Park, Widnes, Cheshire, WA8 5BH |
| APPLEBY, Ian Alexander RESIGNED | Director | | 07 Feb 2013 | United Kingdom | February 1948 | Maltacourt House, Daresbury Court, Evenwood Close, Runcorn, Cheshire, WA7 1LZ, United Kingdom |
| BEECH, Matthew Paul RESIGNED | Director | 01 Oct 2007 | 14 Jun 2023 | United Kingdom | June 1970 | Maltacourt Ltd, Room 501, The Heath Business And Technical Park, Runcorn, WA7 4QX, United Kingdom |
| COFFEY, Mark Paul RESIGNED | Director | 09 Mar 2022 | 31 Jul 2023 | England | May 1980 | Maltacourt Ltd, Room 501, The Heath Business And Technical Park, Runcorn, WA7 4QX, United Kingdom |
| DE BRETT, Mark RESIGNED | Director | 01 Oct 1995 | 31 Jan 2012 | United Kingdom | December 1956 | Maltacourt House, Daresbury Court, Evenwood Close, Runcorn, Cheshire, WA7 1LZ, United Kingdom |
| FRODSHAM, Adrian RESIGNED | Director | 09 Feb 2015 | 31 May 2016 | England | October 1971 | Maltacourt House, Daresbury Court, Evenwood Close, Runcorn, Cheshire, WA7 1LZ |
| HILL, Christopher Robin RESIGNED | Director | | 27 Jul 2011 | United Kingdom | December 1949 | 44 Norlands Park, Widnes, Cheshire, WA8 5BH |
| LYNCH, Patrick Joseph RESIGNED | Director | 01 Sep 2011 | 10 Sep 2012 | England | July 1964 | Maltacourt House, Daresbury Court, Evenwood Close, Runcorn, Cheshire, WA7 1LZ, United Kingdom |
| MACCULLOCH, Kennedy RESIGNED | Director | 06 Apr 2021 | 26 Sep 2023 | England | October 1981 | Maltacourt Ltd, Room 501, The Heath Business And Technical Park, Runcorn, WA7 4QX, United Kingdom |
| MELBOURNE, Jeffrey Stuart RESIGNED | Director | | 02 Aug 2011 | United Kingdom | December 1956 | 10 Tate Close, Foxes Chase, Widnes, Cheshire, WA8 9XX |
| POWELL, Ian RESIGNED | Director | | 29 Feb 1996 | | November 1956 | 98 Brightside Avenue, Staines, Middlesex, TW18 1NQ |
| RAMZAN, Mohammed RESIGNED | Director | 21 Jun 2012 | 29 Nov 2012 | United Kingdom | October 1971 | Maltacourt House, Daresbury Court, Evenwood Close, Runcorn, Cheshire, WA7 1LZ, United Kingdom |
| SCRIBBINS, Keith James RESIGNED | Director | | 04 Mar 1994 | | May 1944 | Penddafe, Mynachlogddu, Clynderwen, Dyfed, SA66 7SB |
| TURNER, Andrew Evan Paul RESIGNED | Director | 22 Apr 2013 | 19 Dec 2014 | England | June 1970 | Maltacourt House, Daresbury Court, Evenwood Close, Runcorn, Cheshire, WA7 1LZ, United Kingdom |
| WHITE, John Walter RESIGNED | Director | | 05 Feb 2014 | England | September 1954 | Maltacourt House, Daresbury Court, Evenwood Close, Runcorn, Cheshire, WA7 1LZ, United Kingdom |
| WILDE, Matthew Stephen RESIGNED | Director | 09 Mar 2022 | 31 Jul 2023 | England | March 1988 | Maltacourt Ltd, Room 501, The Heath Business And Technical Park, Runcorn, WA7 4QX, United Kingdom |
| WILLMER, David Bryan RESIGNED | Director | 04 Feb 2019 | 17 Sep 2025 | United Kingdom | December 1984 | Mioc, Suite 3d, Mioc, Styal Road, Manchester, M22 5WB, England |