Founded | Employees | Headquarters Location | |
|---|---|---|---|
| - | 10000+ | London, GB | |
| 1583 | 5000-10000 | Edinburgh, GB | |
| 2010 | 500-1000 | London, GB | |
| 2011 | 1000-5000 | London, GB | |
| 2020 | 1000-5000 | London, GB | |
| 1990 | 500-1000 | London, GB | |
| 2013 | 100 - 250 | Oxford, GB | |
| 1937 | 100 - 250 | High Wycombe, GB | |
| 2001 | 100 - 250 | Rotherham, GB | |
| 2011 | 500-1000 | Dundee, GB | |
| 1874 | 500-1000 | Cambridge, GB | |
| 2010 | 500-1000 | London, GB | |
| 2015 | 200-500 | London, GB | |
| 2014 | 200-500 | Hinxton, GB | |
| 1965 | 100-200 | Cambridge, GB | |
| 1998 | 100-200 | Willington, GB | |
| 2004 | 100-200 | London, GB | |
| 2012 | 100-200 | London, GB | |
| 2004 | 100-200 | London , GB | |
| 2015 | 100-200 | London, GB | |
| 1999 | 100-200 | Macclesfield, GB | |
| 1993 | 1 - 25 | London, GB | |
| 1991 | 200-500 | London, GB | |
| 2010 | 100-200 | Cockermouth, GB | |
| - | 100-200 | London, GB | |
| 1902 | 100-200 | London, GB | |
| 1989 | 100-200 | Wokingham, GB | |
| 2002 | 100-200 | London, GB | |
| 2020 | 100-200 | London, GB | |
| - | 100-200 | KNUTSFORD, GB | |
| 2019 | 100-200 | Southampton, GB | |
| - | 10-50 | GB | |
| 2015 | 100-200 | Cambridge, GB | |
| 1990 | 10-50 | Ealing, London, GB | |
| 2018 | 10-50 | London, GB | |
| - | 10-50 | GB | |
| 2015 | 10-50 | London, GB | |
| 2005 | 10-50 | London, GB | |
| - | 10-50 | PRESTON, GB | |
| - | 10-50 | London, GB | |
| 2016 | 10-50 | London, GB | |
| - | 10-50 | Victoria, GB | |
| 2020 | 10-50 | London, GB | |
| 2021 | 10-50 | London, GB | |
| - | 10-50 | London, GB | |
| - | 10-50 | New York , US | |
| 2016 | 1-10 | RCT, GB | |
| - | 1-10 | London, GB | |
| 2015 | 1-10 | London, GB | |
| 1994 | 25 - 100 | London, GB | |
| - | - | GB | |
| 2014 | 1-10 | Scotland, United Kingdom, GB | |
| 1826 | 10K - 50K | London, GB | |
| 1209 | 10000+ | Cambridge, GB | |
| 1948 | 1.0K - 5.0K | Nottingham, GB | |
| 2006 | 10000+ | GB | |
| 2011 | 100-200 | Worldwide, GB | |
| 2010 | 25 - 100 | London, GB | |
| 2006 | 200-500 | Milton Keynes, GB | |
| 1907 | 5000-10000 | London, GB | |
| 1967 | 1.0K - 5.0K | Dundee, GB | |
| 1933 | 25 - 100 | Wokingham, GB | |
| - | 1000-5000 | Swindon, GB | |
| 1962 | 200-500 | Cambridge, GB | |
| 1910 | 25 - 100 | Norwich, GB | |
| 1957 | 200-500 | Oxford, GB | |
| 1913 | 1000-5000 | Swindon, GB | |
| 1909 | 100-200 | Watford, GB | |
| 1996 | 100-200 | London, GB | |
| 1829 | 1.0K - 5.0K | London, GB | |
| 1759 | 100 - 250 | Richmond, GB | |
| 1968 | 500 - 1.0K | Cambridge, GB | |
| 2007 | 500 - 1.0K | Fareham, GB | |
| - | 1000-5000 | Warrington, GB | |
| 1985 | 200-500 | London, GB | |
| 1843 | 250 - 500 | Harpenden, GB | |
| - | 100-200 | London, GB | |
| 2001 | 10-50 | London, GB | |
| 2023 | 1-10 | Chandigarh , IN | |
| - | 10-50 | London, GB | |
| 1965 | 1000-5000 | Swindon, GB | |
| - | 1000-5000 | Swindon, GB | |
| 2005 | 25 - 100 | Manchester, GB | |
| 1965 | 1-10 | Brighton, GB | |
| 2002 | 25 - 100 | Didcot, GB | |
| 1982 | 1000-5000 | Slough, GB | |
| 2005 | 100-200 | London, GB | |
| 1965 | 100-200 | Swindon, GB | |
| 2016 | 10-50 | Лондон, GB | |
| 2014 | 10-50 | London, GB | |
| 2016 | 10-50 | London, GB | |
| - | 500-1000 | D-75223 Niefern Öschelbronn, DE | |
| 1987 | 100-200 | London, GB | |
| 1995 | 10-50 | Lincolnshire, GB | |
| 2008 | 100-200 | Oxford, GB | |
| 1994 | 1.0K - 5.0K | Hitchin, GB | |
| 1900 | 100 - 250 | Teddington, GB | |
| 1966 | 100-200 | Brighton, GB | |
| 2018 | 100-200 | London, GB |