| Bøes Film og Teater | Bøes Film og Teater | 2004 – 2011 | 192 | 3 |
| Birmingham Repertory Theatre Company | Birmingham Repertory Theatre Company | 1915 – 2013 | 54 | 3 |
| Bird Theatre Company | Bird Theatre Company | 2006 – 2008 | 8 | 2 |
| Black Box Teater | Black Box Teater | 2009 – 2010 | 2 | 1 |
| BBC | BBC | 1928 – 1954 | 30 | 1 |
| Banyan Theater Company | Banyan Theater Company | 2003 – 2010 | 3 | |
| Bühnen der Stadt Essen | Bühnen der Stadt Essen | 1924 – 1937 | 9 | |
| Beijing Dance Drama and Opera Company | Beijing Dance Drama and Opera Company | 2004 | 1 | |
| Belyj Teatr | Belyj Teatr | 2003 – 2006 | 2 | |
| Békés Megyei Jókai Színház | Békés Megyei Jókai Színház | 1999 | 3 | |
| Barne- og Ungdomsteatret | Barne- og Ungdomsteatret | 1991 | 1 | |
| Bungei Kyokai (The Literary Society) | Bungei Kyokai (The Literary Society) | 1911 – 1912 | 7 | |
| Blue Bridge’ | Blue Bridge’ | 2022 | 1 | |
| Bright China Drama Society | Bright China Drama Society | 1935 | 1 | |
| Blanche Bates and Company | Blanche Bates and Company | 1901 | 1 | |
| Basler Komödie | Komödie Basel (Basler Komödie) | 1962 – 1964 | 8 | |
| Baccan | Baccan | 2022 | 1 | |
| Beijing National Theatre | Beijing National Theatre | 2006 | 1 | |
| Burnside Players | Burnside Players | 2009 | 1 | |
| Bayerische Staatstheater | Bayerische Staatstheater | 1928 | 2 | |
| Badische Landesbuhne, Die | Die Badische Landesbuhne | 2006 | 18 | |
| Barentsfestivalen | Barentsfestivalen | 2011 | 1 | |
| Burgtheater | Burgtheater | 1884 – 2019 | 9 | |
| Belvoir Street Theatre Company | Belvoir Street Theatre Company | 1989 – 2018 | 13 | |
| Berliner Dramatische Gesellschaft | Berliner Dramatische Gesellschaft | 1887 | 1 | |
| Betty Hennings Turne | Betty Hennings Tourneen (Betty Hennings Turne) | 1901 | 13 | |
| BUL - Spellaget | BUL - Spellaget | 2009 | 2 | |
| Bayerisches Staatsschauspiel | Bayerisches Staatsschauspiel | 1936 – 2010 | 18 | |
| Beechwood Players, The | The Beechwood Players | 1926 | 1 | |
| BBC TWO | BBC TWO | 1982 | 3 | |
| Beijing International Drama Festival | Beijing International Drama Festival | 2004 | 1 | |
| Bated Breath Theatre Company | Bated Breath Theatre Company | 2008 | 1 | |
| Binghamton University Department of Theatre | Binghamton University Department of Theatre | 2004 | 1 | |
| Berliner Volksbühnen-Ensemble | Berliner Volksbühnen-Ensemble | 1895 | 3 | |
| Baktruppen | Baktruppen | 1988 – 1999 | 40 | |
| Bloomington Area Arts Council, The | The Bloomington Area Arts Council | 2002 | 1 | |
| Buffton Universtiy | Buffton Universtiy | | 1 | |
| Burning Coal Theatre Company | Burning Coal Theatre Company | 2001 | 1 | |
| Banco do Brasil | Banco do Brasil | 2002 | 1 | |
| Boston Bijou Theatre Company | Boston Bijou Theatre Company | 1907 | 1 | |
| Baylor Little Theater | Baylor Little Theater | 1928 | 2 | |
| Black Swamp Players | Black Swamp Players | 2023 | 1 | |
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