Founded | Employees | Headquarters Location | |
|---|---|---|---|
| 1986 | 1.0K - 5.0K | Birmingham, GB | |
| - | 5000-10000 | London, GB | |
| - | 25 - 100 | Sunderland, GB | |
| 1993 | 1.0K - 5.0K | Stevenage, GB | |
| 1982 | 1.0K - 5.0K | Inchinnan, Renfrewshire, GB | |
| 1890 | 1000-5000 | Basingstoke, GB | |
| 1991 | 500 - 1.0K | Winsford, GB | |
| 1993 | 1000-5000 | Newcastle-under-Lyme, GB | |
| 2014 | 1.0K - 5.0K | Cambridge, GB | |
| 1972 | 500-1000 | Leicester, GB | |
| 2021 | 500-1000 | London, GB | |
| - | 500-1000 | Cirencester, GB | |
| 2009 | 500-1000 | Caerphilly, GB | |
| 1988 | 500-1000 | London, GB | |
| 1886 | 200-500 | Leicester, GB | |
| 1990 | 200-500 | Penarth, GB | |
| 1982 | 200-500 | Droitwich Spa, GB | |
| 1997 | 200-500 | Keele, GB | |
| 2003 | 25 - 100 | Chepstow, GB | |
| 2000 | 100 - 250 | Watford, GB | |
| - | 200-500 | GB | |
| 1992 | 100-200 | Chichester, GB | |
| 2010 | 100-200 | Lisburn, GB | |
| 1985 | 100-200 | Swansea, GB | |
| 1959 | 100-200 | Levington, Ipswich, GB | |
| 2006 | 250 - 500 | Oxford, GB | |
| - | 100-200 | Oxford, GB | |
| 1990 | 25 - 100 | Whitland, GB | |
| - | 100-200 | Little Chesterford, GB | |
| 2006 | 25 - 100 | Garforth, GB | |
| 1975 | 100 - 250 | Eastleigh, GB | |
| 1935 | 100-200 | Birmingham, GB | |
| 1993 | 100 - 250 | Snailwell, GB | |
| 2005 | 100-200 | Bristol, Great Britain, GB | |
| 2005 | 10-50 | Ballymena, GB | |
| 2014 | 10-50 | Cambridge, GB | |
| 1988 | 10-50 | London, GB | |
| 2015 | 10-50 | Chertsey, GB | |
| 2011 | 10-50 | Manchester, GB | |
| 1998 | 10-50 | London, GB | |
| 2022 | 10-50 | Leeds, GB | |
| 2021 | 10-50 | Bristol, GB | |
| 2017 | 1-10 | GB | |
| 1856 | 10K - 50K | Watford, GB | |
| 1907 | 10000+ | Winnersh, GB | |
| 1977 | 250 - 500 | Boldon, GB | |
| - | 1000-5000 | London, GB | |
| 2001 | 250 - 500 | London, GB | |
| 1992 | 100 - 250 | Dunfermline, GB | |
| 1948 | 1.0K - 5.0K | London, GB | |
| 1839 | 100 - 250 | Worksop, GB | |
| 2001 | 100-200 | GB | |
| 1921 | 200-500 | Leeds, GB | |
| 2000 | 1 - 25 | Harrogate, GB | |
| 1952 | 500 - 1.0K | Woodstock, GB | |
| 2001 | 5000-10000 | Cobham, GB | |
| 1971 | 100-200 | Hinckley, GB | |
| 1956 | 100-200 | Croydon, GB | |
| - | 200-500 | Bristol, GB | |
| - | 250 - 500 | gb | |
| 2001 | 10-50 | Maldon, GB | |
| - | 500-1000 | London, gb | |
| 2007 | 100-200 | Bedford, GB | |
| 2007 | 1 - 25 | Stirling, GB | |
| 2000 | 1 - 25 | Godalming, GB | |
| - | 500-1000 | London, GB | |
| 2010 | 100-200 | Leatherhead, GB | |
| 2013 | 100 - 250 | Oxford, GB | |
| 2016 | 10-50 | London, GB | |
| 2008 | 25 - 100 | Warwick, GB | |
| 2010 | 25 - 100 | Oxford, GB | |
| 2003 | 100-200 | Horsham, GB | |
| 1954 | 100 - 250 | Caerphilly , GB | |
| 1970 | 25 - 100 | GB | |
| 1986 | 100-200 | Bicester, GB | |
| - | 1000-5000 | London, GB | |
| 2007 | 25 - 100 | Cambridge, GB | |
| 2006 | 10-50 | Maidstone, GB | |
| 2004 | 200-500 | Hemel Hempstead, GB | |
| - | 1000-5000 | Cardiff, GB | |
| 1990 | 100-200 | Bristol, GB | |
| 1977 | 100-200 | Ashford, GB | |
| - | 100-200 | Dundee, gb | |
| 2016 | 1 - 25 | Oxford, GB | |
| 2002 | 10-50 | London, GB | |
| 1964 | 100 - 250 | Washington, GB | |
| 2014 | 1 - 25 | London, GB | |
| 1910 | 250 - 500 | Worthing, GB | |
| 1995 | 10-50 | Knowsley, GB | |
| 1964 | 250 - 500 | Worcester, GB | |
| 1986 | 500 - 1.0K | Leeds, GB | |
| 2001 | 1 - 25 | Thornton-Cleveleys, GB | |
| - | 10-50 | GB | |
| 2015 | 1 - 25 | Boston, US | |
| - | 10-50 | Byfleet, GB | |
| 1943 | 500 - 1.0K | Abingdon, GB | |
| 1966 | 250 - 500 | Tredegar, GB | |
| - | 1 - 25 | Abingdon, gb | |
| 1987 | 100 - 250 | Ely, GB |