| COSEC 2000 LIMITED ACTIVE | Secretary | 31 Mar 2009 | | | | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| MUGASHU, Gardner ACTIVE | Director | 03 Jun 2020 | | United Kingdom | October 1973 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN |
| SERGEANT, Erica Margaret ACTIVE | Director | 24 Jan 2019 | | United Kingdom | January 1979 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| BURTON, Timothy James RESIGNED | Secretary | 28 Jan 1999 | 24 Jan 2002 | | | 6 Avenue South, Surbiton, Surrey, KT5 8PJ |
| STIFF, Graeme Robert George RESIGNED | Secretary | 24 Jan 2002 | 31 Mar 2009 | | | Parkdene, 37 Park Avenue, Farnborough Park, Orpington, Kent, BR6 8LH |
| STIFF, Graeme Robert George RESIGNED | Secretary | | 28 Jan 1999 | | | Parkdene, 37 Park Avenue, Farnborough Park, Orpington, Kent, BR6 8LH |
| ASHER, Christopher RESIGNED | Director | 08 Nov 2016 | 21 Sep 2018 | United States | June 1980 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| CAMERON, Robert Ward RESIGNED | Director | 27 Nov 1995 | 31 Jul 1998 | | July 1948 | Little Hafton, Pine Road Hook Heath, Woking, Surrey, GU22 0DX |
| CARLESS, Raymond John RESIGNED | Director | 10 Nov 1997 | 01 Oct 2000 | | August 1954 | 12 Edgecliffe Esplanade, Seaforth New South Wales 2092, Australia |
| CHILTON, Grahame David RESIGNED | Director | | 26 Nov 2013 | United Kingdom | January 1959 | 8, Devonshire Square, London, EC2M 4PL, United Kingdom |
| CLAYDEN, Paul Francis RESIGNED | Director | 01 Mar 2010 | 21 Sep 2012 | United Kingdom | March 1969 | 8, Devonshire Square, London, EC2M 4PL |
| COLDMAN, David John RESIGNED | Director | | 30 Jun 2009 | United Kingdom | June 1947 | Polebrook, Hever, Edenbridge, Kent, TN8 7NJ |
| CRUTTWELL, Edward Robert Charles RESIGNED | Director | 19 Dec 2008 | 01 Jun 2010 | | January 1954 | 8, Devonshire Square, London, EC2M 4PL |
| ECKERT, Neil David RESIGNED | Director | | 14 Jan 2000 | England | May 1962 | Chalvington House, Chalvington, Hailsham, East Sussex, BN27 3TQ |
| FISHER, Yvonne Jane RESIGNED | Director | 01 Jun 2010 | 09 Aug 2011 | England | June 1969 | 8, Devonshire Square, London, EC2M 4PL, England |
| FOX, Rodman Reeder RESIGNED | Director | 01 Apr 2000 | 31 Jan 2006 | | September 1963 | 304 Wahackme Road, New Canaan, Ct 06840, Usa |
| GALE, Stephen Dudley RESIGNED | Director | 01 Jun 2010 | 30 Apr 2014 | United Kingdom | September 1975 | 8, Devonshire Square, London, EC2M 4PL |
| HANSON, Philip Leighton RESIGNED | Director | 18 Mar 2014 | 15 Apr 2016 | England | January 1977 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| HARDING, Matthew Charles RESIGNED | Director | | 22 Oct 1996 | | December 1953 | Witton House, Underhill Lane, Ditchling, West Sussex, BN6 8XE |
| HARRIS, Keith Reginald RESIGNED | Director | 01 Nov 1999 | 15 Oct 2004 | | April 1953 | 14 Eaton Row, London, SW1W 0GA |
| HEAP, Michael Conrad RESIGNED | Director | 19 Dec 2008 | 19 Mar 2010 | | June 1969 | 8, Devonshire Square, London, EC2M 4PL |
| HOGWOOD, Paul Arthur RESIGNED | Director | 09 Aug 2011 | 28 Jun 2019 | United Kingdom | July 1949 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| KATSAOUNI-DODD, Pelagia RESIGNED | Director | 18 Mar 2014 | 30 Aug 2022 | United Kingdom | February 1979 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| LOSSE, Dieter Ronald RESIGNED | Director | 10 Nov 1997 | 31 Mar 2000 | England | June 1937 | The Hermitage, Hermitage Lane, Windsor, Berkshire, SL4 4AZ |
| MACKAY MACDONALD, Andrew Terence RESIGNED | Director | 01 Mar 2001 | 05 Aug 2005 | United Kingdom | July 1960 | Weald Lodge, Toot Hill Road, Greensted, Ongar, Essex, CM5 9LJ |
| MAUDE, Francis Anthony Aylmer, The Right Hon. RESIGNED | Director | 01 Nov 1999 | 15 Oct 2004 | England | July 1953 | Platts Green House Worthing Road, Horsham, West Sussex, RH13 8NS |
| MCGRANE, Joseph RESIGNED | Director | 27 May 1994 | 25 Jan 2002 | United Kingdom | June 1954 | White Lodge, Erskine Road, Gullane, East Lothian, EH31 2DQ |
| PEPPIATT, Hugh Stephen Kenneth RESIGNED | Director | 10 Nov 1997 | 31 Dec 1999 | | August 1930 | 32 Alfreton Close, London, SW19 5NS |
| REES, Michael John, Estate Of RESIGNED | Director | | 31 Dec 1999 | United Kingdom | September 1944 | Sherington Manor, Selmeston, Polegate, BN26 6UB |
| SPILLER, David Hutchinson RESIGNED | Director | 10 Nov 1997 | 31 Jul 2005 | United Kingdom | April 1956 | Greenflags, Stoneswood Road Limpsfield Common, Oxted, Surrey, RH8 0QY |
| WHITER, John Lindsay Pearce RESIGNED | Director | 01 Feb 1994 | 31 Mar 2009 | United Kingdom | May 1950 | Meades, Lake Street, Mark Cross, East Sussex, TN6 3NT |
| WILLIAMS, Christine Marie RESIGNED | Director | 17 Dec 2012 | 08 Nov 2016 | United Kingdom | September 1974 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |