| DIXON, Caroline Rebecca Louise ACTIVE | Secretary | 01 Jan 2009 | | | | Unit 4, Trident Place, Mosquito Way, Hatfield, AL10 9UL, England |
| DIXON, Caroline Rebecca Louise ACTIVE | Director | 01 Aug 2005 | | England | May 1968 | Unit 4, Trident Place, Mosquito Way, Hatfield, AL10 9UL, England |
| KUNANANDAM, Suren ACTIVE | Director | 20 Feb 2024 | | United Kingdom | December 1977 | Station Close, Potters Bar, Hertfordshire, EN6 1TL |
| STOLZENBERG, Lawrence RESIGNED | Secretary | | 19 Dec 1995 | | | 4 Steynings Way, Finchley, London, N12 7LN |
| TAITZ, Cecil Saul RESIGNED | Secretary | 15 Jul 2004 | 31 Dec 2008 | | | 5 Holders Hill Crescent, Hendon, London, NW4 1NE |
| URWIN, Francis Michael John RESIGNED | Secretary | 19 Dec 1995 | 01 Jan 2000 | | | 14 Hillside, London, SW19 4NH |
| WHEELER, Derek George RESIGNED | Secretary | 01 Jan 2000 | 15 Jul 2004 | | | The Croft, Haultwick, Hertfordshire, SG11 1JQ |
| BIRBUET, Luis Rodolfo RESIGNED | Director | 28 Jan 2021 | 24 Aug 2023 | Spain | January 1978 | Station Close, Potters Bar, Hertfordshire, EN6 1TL |
| BRAULT, Jean-Yves RESIGNED | Director | 15 Dec 2015 | 30 Aug 2019 | England | April 1967 | Mylan Unit 4 Trident Place, Mosquito Way, Hatfield, Hertfordshire, AL10 9UL, England |
| BROEER, Thomas RESIGNED | Director | 01 Aug 2005 | 18 Feb 2011 | England | January 1960 | 28 Lock Road, Ham, Richmond, Surrey, TW10 7LH |
| COTARELO, Jose Javier RESIGNED | Director | 23 Nov 2018 | 28 Jan 2021 | United Kingdom | August 1972 | Mylan, Unit 4, Trident Place, Mosquito Way, Hatfield, AL10 9UL, England |
| DAVIES, George Calvin RESIGNED | Director | | 26 Feb 1993 | | May 1952 | C/O Genpharn Inc Pharmaceuticals, 37 Advance Road, Etobicoke, Ontario M87 256, FOREIGN, Canada |
| DAVIS, Henry Brian RESIGNED | Director | | 20 Jun 1997 | | March 1945 | 36 Lincoln Gardens, Ilford, Essex, IG1 3NF |
| HART, Edward Ernold RESIGNED | Director | 19 Dec 1995 | 04 Aug 2005 | | April 1946 | 48 Church Road, Little Berkhamsted, Hertford, Hertfordshire, SG13 8LY |
| HEER, Balwant Singh RESIGNED | Director | 23 Nov 2018 | 15 Apr 2026 | England | March 1955 | Station Close, Potters Bar, Hertfordshire, EN6 1TL |
| MILLER, William Robert RESIGNED | Director | | 30 Jun 1992 | | April 1958 | Conifers Maiden Street, Weston, Hitchin, Hertfordshire, SG4 7AA |
| MUNSON, John Paul Llewellyn RESIGNED | Director | 18 Feb 2011 | 20 Oct 2014 | United Kingdom | October 1965 | Albany Gate, Darkes Lane, Potters Bar, Hertfordshire, EN6 1AG, United Kingdom |
| ROBERTS, Richard RESIGNED | Director | 01 Jan 2001 | 01 Dec 2003 | United Kingdom | October 1941 | 18 Great North Road, Welwyn, Hertfordshire, AL6 0PS |
| SAMUELS, Bernard RESIGNED | Director | | 25 Jun 1996 | | April 1943 | Tilmenden, Stone, Tenterden, Kent, TN30 7JT |
| SAYNOR, Richard RESIGNED | Director | 01 Jan 2003 | 01 Aug 2005 | | September 1967 | 5 Palmerston Drive, Wheathampstead, Hertfordshire, AL4 8FE |
| SPARROW, Jamie RESIGNED | Director | 20 Oct 2014 | 06 Oct 2016 | United Kingdom | January 1971 | Station Close, Potters Bar, Hertfordshire, EN6 1TL |
| SPARROW, Michael John Frederick RESIGNED | Director | 01 Jan 2000 | 14 May 2001 | | July 1948 | 5 Peal Road, Saffron Walden, Essex, CB11 3ET |
| STOLZENBERG, Lawrence RESIGNED | Director | | 19 Dec 1995 | | November 1947 | 4 Steynings Way, Finchley, London, N12 7LN |
| TABATZNIK, Anthony Selwyn RESIGNED | Director | | 31 Dec 1999 | United Kingdom | August 1947 | 75 Sheringham, Queensmead St Johns Wood Park, London, NW8 6RB |
| TABATZNIK, Julian Neil RESIGNED | Director | | 31 Mar 2000 | | August 1949 | 66 Millwood, Toronto, M4S 1J7, Canada |
| TAITZ, Cecil Saul RESIGNED | Director | 01 Jan 1998 | 31 Dec 2008 | United Kingdom | March 1956 | 5 Holders Hill Crescent, Hendon, London, NW4 1NE |
| URWIN, Francis Michael John RESIGNED | Director | 19 Dec 1995 | 01 Jan 2004 | England | December 1952 | 14 Hillside, London, SW19 4NH |
| VAN'T HULLENAAR, Anthonius Matthijs RESIGNED | Director | 05 Jun 2017 | 23 Nov 2018 | Germany | May 1955 | Unit 4 Trident Place, Mosquito Way, Hatfield, AL10 9UL, England |
| VANGSGAARD, Steen RESIGNED | Director | 20 Oct 2014 | 15 Dec 2015 | France | May 1966 | 117, Allee Des Parcs, Saint-Priest Cedex 69792, Lyon, France |
| WHEELER, Derek George RESIGNED | Director | 01 Jan 2000 | 15 Jul 2004 | England | May 1960 | The Croft, Haultwick, Hertfordshire, SG11 1JQ |