Founded | Employees | Headquarters Location | |
|---|---|---|---|
| 1798 | 1000-5000 | Milton, GB | |
| - | 1000-5000 | London, GB | |
| 1845 | 1.0K - 5.0K | Norwich, GB | |
| 1534 | 1000-5000 | Cambridge, GB | |
| 1974 | 100 - 250 | London, GB | |
| 1974 | 500-1000 | London, GB | |
| 1986 | 500-1000 | London, GB | |
| 1976 | 250 - 500 | London, GB | |
| 1947 | 25 - 100 | London, GB | |
| 1967 | 200-500 | Leeds, GB | |
| 1998 | 100 - 250 | London, GB | |
| 1837 | 200-500 | London, GB | |
| - | 200-500 | LONDON, GB | |
| 2006 | 25 - 100 | Canary Wharf, GB | |
| 1996 | 100-200 | Oswestry, GB | |
| 1991 | 100-200 | London, GB | |
| 2003 | 25 - 100 | London, GB | |
| 2009 | 100-200 | Dubai, AE | |
| 1949 | 100-200 | London, GB | |
| 1967 | 25 - 100 | London, GB | |
| 2011 | 100-200 | London, GB | |
| 2003 | 100-200 | Macclesfield, GB | |
| 1949 | 100-200 | Edinburgh, GB | |
| 1990 | 25 - 100 | London, GB | |
| - | 100-200 | Cheltenham, GB | |
| 2007 | 100-200 | London, GB | |
| 2020 | 100-200 | London, GB | |
| - | 10-50 | GB | |
| 2018 | 10-50 | London, GB | |
| 1990 | 25 - 100 | London, GB | |
| 2005 | 10-50 | Edinburgh, GB | |
| 1997 | 10-50 | London, GB | |
| 2012 | 10-50 | London, GB | |
| 2000 | 25 - 100 | London, GB | |
| 2012 | 10-50 | London,, GB | |
| 1887 | 25 - 100 | London, GB | |
| 1993 | 10-50 | London, GB | |
| 2011 | 10-50 | Cambridge, GB | |
| 2003 | 10-50 | London, GB | |
| 2000 | 25 - 100 | Sutton, GB | |
| 2014 | 10-50 | Shoreditch, GB | |
| 1949 | 10-50 | London, GB | |
| - | 10-50 | London, GB | |
| 2000 | 10-50 | London - New York - Leeds. , GB | |
| 2022 | 10-50 | Glasgow, GB | |
| - | 1-10 | GB | |
| 2010 | 1 - 25 | London, GB | |
| 2009 | 1-10 | London, GB | |
| 2003 | 1-10 | London, GB | |
| - | 1-10 | London, GB | |
| 2018 | 1-10 | London, GB | |
| 2005 | 1-10 | Eastleigh, GB | |
| 2020 | 1-10 | Wiltshire, GB | |
| 2000 | - | N/A, GB | |
| 2020 | - | London, GB | |
| - | - | GB | |
| 1821 | 1.0K - 5.0K | London, GB | |
| 2017 | - | London, GB | |
| 1478 | 5000-10000 | Oxford, GB | |
| 1988 | 1 - 25 | london, GB | |
| 2014 | 10-50 | London, GB | |
| 1840 | 5000-10000 | Basingstoke, GB | |
| - | 500-1000 | London, GB | |
| 1985 | 100 - 250 | London, GB | |
| 2000 | 1-10 | London, GB | |
| 2013 | 10-50 | London, GB | |
| 2012 | 10-50 | London, GB | |
| - | 200-500 | Bristol, GB | |
| - | 10-50 | London, GB | |
| 2009 | 250 - 500 | London, GB | |
| 1991 | 100 - 250 | London, GB | |
| - | 500-1000 | London, GB | |
| - | 1-10 | London, GB | |
| 2008 | 25 - 100 | London, GB | |
| 2007 | 25 - 100 | London, GB | |
| 2004 | 10-50 | London, GB | |
| 1957 | 10-50 | London, GB | |
| 1817 | 200-500 | Edinburgh, GB | |
| 2000 | 25 - 100 | Basingstoke, GB | |
| 1988 | 250 - 500 | Newbury, GB | |
| 2014 | 10-50 | London, GB | |
| - | 100-200 | London, GB | |
| 1985 | 25 - 100 | London, GB | |
| 1880 | 10-50 | London, GB | |
| 2009 | 25 - 100 | London, GB | |
| 2021 | 1-10 | London, GB | |
| - | 10-50 | London, GB | |
| - | 200-500 | London, GB | |
| 1883 | 25 - 100 | London, GB | |
| 2006 | 100-200 | Ashford, GB | |
| 1994 | 25 - 100 | London, GB | |
| 1985 | 1.0K - 5.0K | Hertford, GB | |
| 1828 | 100-200 | London, GB | |
| - | - | GB | |
| 2014 | 10-50 | London, GB | |
| 2008 | 100-200 | London, GB | |
| 1993 | 100-200 | GB | |
| 1987 | 100-200 | London, GB | |
| 1862 | 1.0K - 5.0K | Crawley, GB |