| Mubi | 2007 | — | 3 |
| National Film and Television School | 1971 | — | 3 |
| Portobello Pictures | — | — | 3 |
| Royal Air Force Film Production Unit | 1941 | March 1947 | 3 |
| Sigma III Films | — | — | 3 |
| Thames Television | 1993 | February 10, 2003 | 3 |
| 27 Ten Productions | 2010 | — | 2 |
| AbbottVision | 2008 | — | 2 |
| Alcove Entertainment | 2005 | — | 2 |
| Allied Stars Ltd | — | — | 2 |
| Apple Corps | 1967 | — | 2 |
| Arts Council of Great Britain | 1940 | — | 2 |
| Associated Talking Pictures | — | — | 2 |
| Athenaeum Productions | 2017 | — | 2 |
| Aura Films | — | — | 2 |
| BBC Scotland | 1992 | — | 2 |
| BBC Television | 1927 | — | 2 |
| BBC Worldwide | 1979 | April 2018 | 2 |
| Boom Cymru TV | 1994 | — | 2 |
| Caravan Film | — | — | 2 |
| Catford Studios | — | — | 2 |
| Clerkenwell Films | — | — | 2 |
| Dan Films | 1994 | — | 2 |
| Dragon Pictures | — | — | 2 |
| Enigma Productions | — | — | 2 |
| Free Range Films | — | — | 2 |
| GreenWorldTV | — | — | 2 |
| HAL Films | October 1997 | 2012 | 2 |
| ITN | 1955 | — | 2 |
| ITV Central | 1982 | — | 2 |
| More4 | 2005 | — | 2 |
| MPL Communications | 1970 | — | 2 |
| Origin Pictures | 2008 | — | 2 |
| People Versus TV CIC | — | — | 2 |
| Pioneer Productions | 1988 | — | 2 |
| Qwerty Films | — | — | 2 |
| Raw TV | 2001 | — | 2 |
| Red Production Company | 1998 | — | 2 |
| Royal Opera House | 1732 | — | 2 |
| Sarah Radclyffe Productions | 1993 | — | 2 |
| Scared Goose Entertainment | 2012 | — | 2 |
| Shoebox Films | — | — | 2 |
| Sky Group | November 2, 1990 | — | 2 |
| Thorn EMI Plc | December 31, 1980 | August 19, 1996 | 2 |
| 3 Mills Studios | — | — | 1 |
| 3DD Productions | — | — | 1 |
| After the Wedding | — | — | 1 |
| Aim Rain Limited | May 21, 1993 | — | 1 |
| AMOS Pictures | — | — | 1 |
| Antelope | — | — | 1 |
| AP Films | 1957 | 1966 | 1 |
| Applecross peninsula | — | — | 1 |
| Archer Street | — | — | 1 |
| Arts Council of Wales | 1946 | — | 1 |
| Associated-Rediffusion | September 22, 1955 | — | 1 |
| Basement Films | 2022 | — | 1 |
| BBC Earth | 2015 | — | 1 |
| BBC Four | 2002 | — | 1 |
| BBC Radio Bristol | 1970 | — | 1 |
| BBC Studios | April 2016 | — | 1 |
| BBC Two | April 20, 1964 | — | 1 |
| Belarus Free Theatre | March 30, 2005 | — | 1 |
| Bend It Films | — | — | 1 |
| Blast! Films | — | — | 1 |
| Borough Film | — | — | 1 |
| Bracan | — | — | 1 |
| Bridie Films | — | — | 1 |
| Brilliant Films | September 14, 2005 | — | 1 |
| British Satellite Broadcasting | 1986 | 1990 | 1 |
| Bwrdd Ffilmiau Cymraeg | — | — | 1 |
| Cannon Films Ltd | 2014 | — | 1 |
| Celtic Films | — | — | 1 |
| Channel Four Television Corporation | 1982 | — | 1 |
| Charles Urban Trading Company | 1903 | — | 1 |
| Children's Film Foundation | 1951 | — | 1 |
| Children's Film Unit | 1981 | 2011 | 1 |
| Clockwork Pictures | — | — | 1 |
| Company of Wolves | — | — | 1 |
| Counihan-Villiers Films | — | — | 1 |
| Cowboy Films | — | — | 1 |
| Creative England | 2011 | — | 1 |
| Cricklewood Studios | — | — | 1 |
| Darlow Smithson Productions | — | — | 1 |
| De Ventós Films | — | — | 1 |
| DNEG Animation | — | — | 1 |
| Done and Dusted | 1998 | — | 1 |
| Fiction Records | 1978 | — | 1 |
| Film London | — | — | 1 |
| Filmco International Productions | — | — | 1 |
| Fragile Films | 1996 | — | 1 |
| Freeway Films | — | — | 1 |
| Fryfilm | — | — | 1 |
| Future Films | — | — | 1 |
| Garagesale Productions | — | — | 1 |
| General Film Distributors | — | — | 1 |
| GFM Animation | December 22, 2016 | — | 1 |
| Greenpoint Films | — | — | 1 |
| Guerilla Films | 1995 | — | 1 |
| Guild Home Video | 1979 | 1998 | 1 |
| Halas and Batchelor | 1940 | 1986 | 1 |