| SWANNELL, Kerry ACTIVE | Secretary | 17 Mar 2022 | | | | St Johns College, Cambridge, CB2 1TP |
| EWBANK, Christopher Francis ACTIVE | Director | 27 May 2005 | | England | September 1961 | St Johns College, Cambridge, CB2 1TP, United Kingdom |
| WOOD, Suzanne Louise ACTIVE | Director | 21 Mar 2018 | | England | September 1980 | St Johns College, Cambridge, CB2 1TP |
| BOYD, Pippin Jeremy Roxburgh RESIGNED | Secretary | 27 Jun 2001 | 30 Sep 2011 | | | 8 Hinton Avenue, Cambridge, Cambridgeshire, CB1 7AS |
| GERRISH, Stuart RESIGNED | Secretary | 29 Mar 1996 | 30 Oct 1998 | | | 41 Salisbury Road, Blandford Forum, Dorset, DT11 7HW |
| MANDERS, Douglas Nigel RESIGNED | Nominee Secretary | 28 Jan 1991 | 14 Mar 1991 | | | 44 Beebee Road, Wednesbury, West Midlands, WS10 9RX |
| ROWLAND, Arthur Dawson, Wing Commander Raf Retd RESIGNED | Secretary | 30 Oct 1998 | 16 Feb 1999 | | | 20 Sheepfold, St Ives, Huntingdon, Cambridgeshire, PE17 4FY |
| STEPHENSON, Norman Keith RESIGNED | Secretary | 16 Feb 1999 | 27 Jun 2001 | | | 11 Parker Street, Cambridge, Cambridgeshire, CB1 1JL |
| CAPITAL VENTURES PLC RESIGNED | Secretary | 14 Mar 1991 | 29 Oct 1992 | | | Windsor House, Bayshill Road, Cheltenham, Gloucestershire, GL50 3AT |
| CAPITAL VENTURES PLC RESIGNED | Secretary | | 29 Mar 1996 | | | Rutherford House, Blackpole Road, Worcester, Worcestershire, WR3 8YA |
| M & R SECRETARIAL SERVICES LIMITED RESIGNED | Secretary | 25 Oct 2011 | 17 Mar 2022 | | | Botanic House, 100 Hills Road, Cambridge, England, CB2 1PH, England |
| MBC SECRETARIES LIMITED RESIGNED | Nominee Secretary | 15 Jan 1991 | 28 Jan 1991 | | | Classic House, 174-180 Old Street, London, EC1V 9BP |
| ALFORD, David Frederick Mcneill RESIGNED | Director | 04 May 1993 | 29 Mar 1996 | | August 1926 | The Coach House, Tredington, Shipston On Stour, Warwickshire, CV36 4NG |
| BRUCKLAND, Andrew John RESIGNED | Director | 14 Mar 1991 | 29 Mar 1996 | | March 1955 | 6 Kensington Avenue, Cheltenham, Gloucestershire, GL50 2NQ |
| CANN, Andrew John RESIGNED | Director | 14 Mar 1991 | 04 May 1993 | | March 1947 | Grange House, Somerford Keynes, Cirencester, Gloucestershire, GL7 6EW |
| DESMOND, Clare Shilean RESIGNED | Director | 30 Jul 1993 | 11 Mar 1994 | | May 1966 | 32 Chapman Way, Hatherley, Cheltenham, Gloucestershire, GL51 5NE |
| DYKE, John Michael RESIGNED | Director | 29 Nov 1998 | 18 May 1999 | | April 1929 | Stocks 6 Church Lane, Fulbourn, Cambridge, Cambridgeshire, CB1 5EP |
| EVANS, Steven RESIGNED | Director | 28 Jan 1991 | 14 Mar 1991 | | June 1962 | 46 Wentworth Park Avenue, Harborne, Birmingham, West Midlands, B17 9QU |
| HOOD, John Nicholas Cassels RESIGNED | Director | 18 May 1999 | 20 Nov 2006 | United Kingdom | February 1954 | Ivytodd Farm, Ashdon, Saffron Walden, Cambridgeshire, CB10 2NA |
| JOHNSON, Christopher Michael Paley, Dr RESIGNED | Director | 29 Nov 1998 | 22 May 2014 | England | January 1931 | St Johns College, Cambridge, CB2 1TP, United Kingdom |
| MANDERS, Douglas Nigel RESIGNED | Nominee Director | 28 Jan 1991 | 14 Mar 1991 | | April 1929 | 44 Beebee Road, Wednesbury, West Midlands, WS10 9RX |
| MCELROY, Vernon William RESIGNED | Director | 29 Nov 1998 | 20 Apr 2012 | United Kingdom | March 1934 | St Johns College, Cambridge, CB2 1TP, United Kingdom |
| REID, George Alan, Dr RESIGNED | Director | 29 Mar 1996 | 22 May 2014 | United Kingdom | December 1941 | St Johns College, Cambridge, CB2 1TP, United Kingdom |
| ROBINSON, Richard Henry RESIGNED | Director | 29 Mar 1996 | 09 Dec 1998 | | January 1933 | Elmore, Wimbridge Close New Wimpole, Royston, Hertfordshire |
| WELLS, Mark Nicholas RESIGNED | Director | 22 May 2014 | 29 Mar 2018 | United Kingdom | July 1962 | St Johns College, Cambridge, CB2 1TP |
| MBC NOMINEES LIMITED RESIGNED | Nominee Director | 15 Jan 1991 | 28 Jan 1991 | | | Classic House, 174-180 Old Street, London, EC1V 9BP |