| COSEC 2000 LIMITED ACTIVE | Secretary | 05 May 1999 | | | | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| MUGASHU, Gardner ACTIVE | Director | 18 Jan 2024 | | United Kingdom | October 1973 | Briarcliff House, Kingsmead, Farnborough, Hampshire, GU14 7TE |
| VICKERS, Alexander Michael ACTIVE | Director | 22 Aug 2022 | | United Kingdom | January 1983 | Briarcliff House, Kingsmead, Farnborough, Hampshire, GU14 7TE |
| JENNINGS, John Edgar RESIGNED | Secretary | 01 Jul 1997 | 05 May 1999 | | | Mead House 7 Meadway, Gidea Park, Romford, Essex, RM2 5NU |
| JENNINGS, John Edgar RESIGNED | Secretary | 16 Nov 1995 | 20 May 1997 | | | Mead House 7 Meadway, Gidea Park, Romford, Essex, RM2 5NU |
| PIGRAM, Ivor RESIGNED | Secretary | 20 May 1997 | 30 Jun 1997 | | | 93 Kingsfield Road, Oxhey, Watford, Hertfordshire, WD19 4TP |
| AMY, Ronald John RESIGNED | Director | 23 Jul 1997 | 31 Dec 2007 | United Kingdom | June 1950 | 8 Devonshire Square, London, EC2M 4PL |
| ASHER, Christopher Lee RESIGNED | Director | 17 Aug 2018 | 21 Sep 2018 | United Kingdom | June 1980 | Briarcliff House, Kingsmead, Farnborough, Hampshire, GU14 7TE |
| BATTLE, David Charles RESIGNED | Director | 01 Jul 2015 | 31 Dec 2023 | England | September 1960 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| BINNS, Andrew Michael RESIGNED | Director | 06 Jan 2005 | 06 Mar 2006 | | May 1961 | 8 Devonshire Square, London, EC2M 4PL |
| BRADLEY, Paul Gerard RESIGNED | Director | 20 May 1997 | 31 Mar 2011 | | October 1954 | 8 Devonshire Square, London, EC2M 4PL |
| BYRNE, Stephen Denis RESIGNED | Director | 24 Jan 2017 | 01 Apr 2018 | United Kingdom | April 1979 | Briarcliff House, Kingsmead, Farnborough, Hampshire, GU14 7TE |
| CLARE, Michael Kenneth RESIGNED | Director | 14 May 2012 | 24 Apr 2013 | United Kingdom | September 1965 | 8, Devonshire Square, London, EC2M 4PL, United Kingdom |
| CONNELL, Alistair James RESIGNED | Director | 07 Dec 2012 | 02 Jul 2015 | England | January 1967 | 8, Devonshire Square, London, EC2M 4PL, England |
| CONNELL, Alistar James RESIGNED | Director | 05 Jul 2010 | 29 Sep 2011 | United Kingdom | January 1967 | 8, Devonshire Square, London, EC2M 4PL, England |
| COX, Andrew Darrell RESIGNED | Director | 19 Jan 2011 | 24 Apr 2013 | United Kingdom | March 1965 | 8, Devonshire Square, London, EC2M 4PL, United Kingdom |
| CROWDY, Duncan Brian James RESIGNED | Director | 11 Apr 2011 | 24 Apr 2013 | Uk | June 1970 | 8, Devonshire Square, London, EC2M 4PL, United Kingdom |
| DEVINE, John Hunter RESIGNED | Director | 20 May 1997 | 30 Sep 1998 | | December 1935 | Stonehaven Petworth Road, Wormley, Godalming, Surrey, GU8 5TR |
| DYSON, Maurice RESIGNED | Director | 01 Oct 1998 | 31 Jan 2004 | Isle Of Man | June 1951 | Fildraw, Phildraw Road, Ballasalla, Isle Of Man, IM9 3EH |
| GOULD, Michael RESIGNED | Director | 01 Jun 2005 | 31 Dec 2005 | | October 1958 | 8 Devonshire Square, London, EC2M 4PL |
| HERBERT, James Neville RESIGNED | Director | 07 Dec 2012 | 09 Jun 2016 | United Kingdom | June 1965 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |
| KATSAOUNI-DODD, Pelagia RESIGNED | Director | 04 Dec 2018 | 30 Aug 2022 | United Kingdom | February 1979 | Briarcliff House, Kingsmead, Farnborough, Hampshire, GU14 7TE |
| MIDDLETON, Robert Campbell RESIGNED | Director | 31 Jan 2004 | 23 Sep 2010 | | November 1962 | 8 Devonshire Square, London, EC2M 4PL |
| PAGE, Julie Anne RESIGNED | Director | 28 Nov 2017 | 30 Mar 2021 | England | February 1967 | The Aon Centre, 122 Leadenhall Street, London, EC3V 4AN, England |
| ROBERTS, Julian Victor Frow RESIGNED | Director | 16 Nov 1995 | 22 May 1997 | | June 1957 | 27 Fairway, Merrow, Guildford, Surrey, GU1 2XJ |
| ROWLANDS, Oliver Michael RESIGNED | Director | 01 Jan 2008 | 03 Dec 2010 | United Kingdom | February 1964 | 8 Devonshire Square, London, EC2M 4PL |
| TUNNICLIFFE, Andrew David RESIGNED | Director | 03 Jun 2016 | 01 Apr 2017 | England | November 1962 | Briarcliff House, Kingsmead, Farnborough, Hampshire, GU14 7TE |
| WILLIAMS, Christine Marie RESIGNED | Director | 07 Dec 2012 | 26 Jan 2017 | United Kingdom | September 1974 | The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN, United Kingdom |