| RAYNER, Zoe ACTIVE | Secretary | 05 Feb 2026 | | | | 3200, Daresbury Park, Daresbury, Warrington, Cheshire, WA4 4BU, United Kingdom |
| AINDOW, Richard David ACTIVE | Director | 05 Jun 2024 | | England | November 1983 | 3200, Daresbury Park, Daresbury, Warrington, Cheshire, WA4 4BU, United Kingdom |
| BORHAN, Renny ACTIVE | Director | 01 May 2017 | | United States | January 1965 | 3200, Daresbury Park, Daresbury, Warrington, Cheshire, WA4 4BU, United Kingdom |
| SAMPSON, Jeremy Andrew ACTIVE | Director | 05 Jun 2024 | | England | May 1968 | 3200, Daresbury Park, Daresbury, Warrington, Cheshire, WA4 4BU, United Kingdom |
| BORHAN, Renny RESIGNED | Secretary | 01 May 2017 | 05 Feb 2026 | | | 11, Pilgrim Street, London, EC4V 6RN, England |
| DENGLER, William Harvey RESIGNED | Secretary | 29 Jul 2009 | 05 May 2017 | | | 404 Linden Avenue, Haddonfield, New Jersey 08033, FOREIGN, Usa |
| HULLEY, Christine Wyn RESIGNED | Secretary | 30 Jan 1998 | 12 Apr 2006 | | | 2 Felltop Drive, Reddish Vale, Stockport, Cheshire, SK5 6YS |
| KNOWLES, Wendy Ann RESIGNED | Secretary | | 30 Jan 1998 | | | Bracken House Moss Lane, Mere, Knutsford, Cheshire, WA16 0TA |
| PARSONS, Charlotte Louise RESIGNED | Secretary | 12 Apr 2006 | 01 Mar 2007 | | | Apt 6 231 Telegraph Road, Heswall, Wirral, Merseyside, CH60 7SF |
| KNOWLES SECRETARY INC RESIGNED | Secretary | 01 Mar 2007 | 29 Jul 2009 | | | Trust Company Complex, Ajeltake Island, Majuro, MH96960, Marshall Islands |
| BATES, Peter Michael RESIGNED | Director | 01 Feb 2004 | 29 Aug 2006 | | April 1958 | Partridge Farm, Templeton, Tiverton, Devon, EX16 8BN |
| BORHAN, Renny RESIGNED | Director | 02 Oct 2006 | 16 Feb 2007 | | January 1965 | 228 Diapian Bay, Alameda, California 94502, Usa |
| CHARLTON, Michael Conrad RESIGNED | Director | 09 Feb 1998 | 31 Oct 2004 | | October 1946 | Flat 44c Goldwin Heights, No 2 Seymour Road, Mid Levels, Hong Kong |
| KNOWLES, James Roger RESIGNED | Director | | 29 Aug 2006 | England | October 1937 | Bracken House, Mere, Knutsford, Cheshire, WA16 0TA |
| KNOWLES, Wendy Ann RESIGNED | Director | | 23 Apr 1998 | | April 1939 | Bracken House Moss Lane, Mere, Knutsford, Cheshire, WA16 0TA |
| LATHAM, Michael, Sir RESIGNED | Director | 30 Sep 1997 | 31 Aug 2003 | United Kingdom | November 1942 | 508 Hood House Dolphin Square, London, SW1V 3LX |
| LEE, John Robert Louis, Lord Lee Of Trafford RESIGNED | Director | 01 Apr 2003 | 29 Aug 2006 | | June 1942 | 49 Langham Road, Bowdon, Altrincham, Cheshire, WA14 3NS |
| LINEEN, Patrick James RESIGNED | Director | 11 Sep 1997 | 13 Dec 2002 | United Kingdom | September 1955 | 2 Kennelwood Road, Comberbach, Northwich, Cheshire, CW9 6QQ |
| PARSONS, Charlotte Louise RESIGNED | Director | 12 Oct 2004 | 16 Feb 2007 | | March 1972 | Apt 6 231 Telegraph Road, Heswall, Wirral, Merseyside, CH60 7SF |
| PATEL, Atul RESIGNED | Director | 11 Dec 2017 | 05 Jun 2024 | England | April 1967 | Vistorm House, 3200 Daresbury Park, Warrington, Cheshire, WA4 4BU, United Kingdom |
| QUINN, Brian Stephen RESIGNED | Director | 01 Feb 1999 | 02 Oct 2006 | | August 1958 | 93, Alder Road, Liverpool, Merseyside, LI2 2BA |
| RICHTER, David Louis RESIGNED | Director | 01 Jan 2015 | 05 May 2017 | Usa | June 1966 | 3200, Vistorm House, 3200 Daresbury Park, Daresbury, Park Warrington, Cheshire, WA4 4BU, United Kingdom |
| RICHTER, David Louis RESIGNED | Director | 02 Oct 2006 | 16 Feb 2007 | | June 1966 | 3 Plymouth Court, Princeton Junction, Nj 08550, Usa |
| RICHTER, Irvin Elliot RESIGNED | Director | 26 Sep 2008 | 01 Jan 2015 | Usa | December 1944 | 17530, Foxborough Lane, Boca Raton, Florida, 33496, Usa |
| RICHTER, Irvin Elliot RESIGNED | Director | 02 Oct 2006 | 16 Feb 2007 | United States | December 1944 | 54 Fries Lane, Cherry Hill, New Jersey 08003, FOREIGN, Usa |
| SAMELIAN, Frederic Zareh RESIGNED | Director | 02 Oct 2006 | 16 Feb 2007 | Usa | April 1947 | 8700 Canyon View Drive, Las Vegas, Nevada 89117, Usa |
| SELLERS, Rodney Horrocks RESIGNED | Director | 09 Feb 1998 | 01 Apr 2003 | England | July 1946 | Stonecroft, 3 Lostock Junction Lane Lostock, Bolton, Lancashire, BL6 4JR |
| KNOWLES DIRECTOR INC RESIGNED | Director | 16 Feb 2007 | 29 Jul 2009 | | | Trust Company Complex, Ajeltake Road, Ajeltake Island, Majuro, Mh 96960, Marshall Islands |