Founded | Employees | Headquarters Location | |
|---|---|---|---|
| 2012 | 25 - 100 | London, GB | |
| - | 10000+ | London, GB | |
| 1922 | 10000+ | London, GB | |
| 1995 | 1000-5000 | London, GB | |
| 1982 | 500 - 1.0K | London, GB | |
| 1910 | 1.0K - 5.0K | Twickenham, GB | |
| 2012 | 1000-5000 | London, GB | |
| - | 500-1000 | London, GB | |
| 1939 | 200-500 | London, GB | |
| 1997 | 250 - 500 | London, GB | |
| 1995 | 200-500 | London, GB | |
| - | 200-500 | London, GB | |
| 1994 | 200-500 | London, GB | |
| 1989 | 200-500 | London, GB | |
| 1999 | 100-200 | London, GB | |
| 1995 | 25 - 100 | London, GB | |
| 1947 | 1 - 25 | London, GB | |
| 2003 | 100-200 | GB | |
| 1999 | 25 - 100 | London, GB | |
| 2003 | 100-200 | GB | |
| 2007 | 100-200 | London, GB | |
| 2007 | 100-200 | London, GB | |
| 1986 | 25 - 100 | Marlow, GB | |
| 1992 | 100-200 | London, GB | |
| 2019 | 100-200 | London, GB | |
| - | 100-200 | London, GB | |
| 2012 | 200-500 | egypt, EG | |
| 2000 | 10-50 | London, GB | |
| 2010 | 10-50 | London, GB | |
| - | 25 - 100 | Manchester, GB | |
| 2011 | 25 - 100 | London, GB | |
| 2018 | 10-50 | London, GB | |
| - | 10-50 | GB | |
| 2005 | 10-50 | London, GB | |
| 2002 | 10-50 | ON, GB | |
| 2002 | 1-10 | UK, GB | |
| 2003 | 1-10 | LONDON, GB | |
| - | 100 - 250 | Leighton Buzzard, GB | |
| 2021 | 10-50 | London, GB | |
| 1989 | 10000+ | Middlesex, GB | |
| 2004 | 1 - 25 | Hatfield, GB | |
| 2014 | 25 - 100 | Banbury, GB | |
| 2007 | 1.0K - 5.0K | London, GB | |
| 1993 | 200-500 | London, GB | |
| 1996 | 1000-5000 | London, GB | |
| 2009 | 500-1000 | Newbury, GB | |
| 1997 | 100-200 | London, GB | |
| 1989 | 1000-5000 | London, GB | |
| - | 200-500 | Newbury, GB | |
| 2010 | 25 - 100 | London, GB | |
| 1985 | 25 - 100 | Spalding, GB | |
| 2014 | 25 - 100 | Manchester, GB | |
| 2007 | 100-200 | London, GB | |
| - | 1000-5000 | Kirkcaldy, GB | |
| 1957 | 500-1000 | Glasgow, GB | |
| 1993 | 100-200 | GB | |
| 05/2006 | 25 - 100 | London, GB | |
| 1999 | 100-200 | London, GB | |
| 2005 | 1.0K - 5.0K | London, GB | |
| 2004 | 10-50 | Bristol, GB | |
| 1967 | 1 - 25 | GB | |
| 1988 | 100 - 250 | London, GB | |
| 1997 | 200-500 | London, GB | |
| 2018 | 1-10 | Bristol, GB | |
| 1971 | 100-200 | Mount Olive, US | |
| - | 10-50 | London, GB | |
| 1991 | 100-200 | Crawley, GB | |
| - | 200-500 | London, GB | |
| - | 500-1000 | St James' Market, GB | |
| 2007 | 10-50 | London, GB | |
| 2004 | 10-50 | Milton Keynes, GB | |
| 2000 | 500-1000 | Peterborough, GB | |
| 2006 | 25 - 100 | Normandy, GB | |
| 2006 | 25 - 100 | London, GB | |
| - | 1000-5000 | London, GB | |
| 2016 | 100-200 | London, GB | |
| 2000 | 100-200 | Epsom, GB | |
| 2020 | 1-10 | Bristol, GB | |
| 1989 | 1 - 25 | Llanelli, GB | |
| - | 10-50 | London, GB | |
| 2004 | 1 - 25 | London, GB | |
| 2007 | 100-200 | Holborn, GB | |
| 1994 | 25 - 100 | London, GB | |
| 2004 | 100-200 | London, GB | |
| 1995 | 25 - 100 | Glasgow, GB | |
| - | 10-50 | Guildford, GB | |
| 2009 | 100-200 | Northwich, GB | |
| 1968 | 100-200 | London, GB | |
| 1979 | 25 - 100 | GB | |
| 2007 | 100-200 | London, GB | |
| 2012 | 10-50 | London, GB | |
| 1996 | 100 - 250 | London, GB | |
| 1983 | 25 - 100 | London, GB | |
| 2012 | 100-200 | London, GB | |
| 2000 | 25 - 100 | London, GB | |
| 1996 | 25 - 100 | London, GB | |
| 2014 | 10-50 | London, GB | |
| 1996 | 25 - 100 | Brentwood, GB | |
| - | 100-200 | London, GB |