| Trøndelag Teater | Trøndelag Teater | 1938 – 2024 | 4514 | 74 |
| Teater Ibsen | Teater Ibsen | 1992 – 2023 | 3332 | 17 |
| Teatret Vart | Teatret Vårt (Teatret Vart) | 1974 – 2019 | 552 | 8 |
| Toneelgroep Amsterdam | Toneelgroep Amsterdam | 1990 – 2021 | 108 | |
| Teater Grimsborken | Teater Grimsborken | 2005 – 2007 | 91 | |
| Teatrino Clandestino | Teatrino Clandestino | 1999 – 2002 | 75 | 5 |
| Théâtre de l'Oeuvre | Théâtre de l'Oeuvre | 1893 – 1923 | 61 | |
| Teater Fusentast | Teater Fusentast | 1992 – 2020 | 46 | 1 |
| Thiasos Kyveli Adrianou | Thiasos Kyveli Adrianou | 1907 – 1928 | 44 | |
| Teatro de la Danza de Madrid | Teatro de la Danza de Madrid | 2010 – 2011 | 40 | |
| Teatro Stabile dell'Umbria | Teatro Stabile dell'Umbria | 2019 – 2020 | 32 | |
| Tournée trupy Karola Adwentowicza | Tournée trupy Karola Adwentowicza | 1908 | 31 | |
| Théâtre Vidy-Lausanne | Théâtre Vidy-Lausanne | 1993 – 2014 | 31 | |
| Teatro Stabile del Friuli-Venezia Giulia | Teatro Stabile del Friuli-Venezia Giulia | 1968 – 2014 | 31 | |
| Théâtre de Caen | Théâtre de Caen | 1994 – 2014 | 29 | |
| Teater Mungo | Teater Mungo | 2002 | 28 | |
| Teater Garasi | Teater Garasi | 2019 | 27 | 9 |
| Thiasos Thomas Oikonomou | Thiasos Thomas Oikonomou | 1906 – 1924 | 26 | |
| Theater Biel Solothurn | Theater Biel Solothurn | 2003 – 2019 | 25 | |
| Thomas Cortes' Skuespillerselskab | Thomas Cortes' Skuespillerselskab | 1857 – 1878 | 25 | |
| Théâtre Nanterre-Amandiers | Théâtre Nanterre-Amandiers | 2013 – 2014 | 25 | |
| Theatre Office Natori, The | The Theatre Office Natori | 1999 – 2012 | 24 | |
| Tavistock Repertory Company | Tavistock Repertory Company | 1933 – 2004 | 23 | |
| Teatro Nacional D. Maria II | Teatro Nacional D. Maria II | 2007 – 2019 | 21 | 3 |
| Thalia Theater | Thalia Theater | 1975 – 2022 | 21 | |
| Théâtre National de Bretagne | Théâtre National de Bretagne | 1997 – 2011 | 19 | |
| Teatro Stabile di Napoli | Teatro Stabile di Napoli | 2012 – 2018 | 18 | 3 |
| Tara Arts UK | Tara Arts UK | 2006 | 18 | |
| Theater Oberhausen | Theater Oberhausen | 1999 – 2016 | 18 | |
| Tennent Productions Ltd. | Tennent Productions Ltd. | 1953 | 14 | |
| Teater Manu - norsk tegnspråkteater | Teater Manu - norsk tegnspråkteater | 2006 – 2024 | 12 | |
| Teatro Stabile di Genova | Teatro Stabile di Genova | 1960 – 2018 | 12 | |
| Theater Tour Angela Reyer GmbH | Theater Tour Angela Reyer GmbH | 2002 – 2004 | 12 | |
| Theater Malpertuis | Theater Malpertuis | 1994 | 12 | |
| Theatre Babel | Theatre Babel | 2004 – 2005 | 11 | |
| Theater der Modernen | Theater der Modernen | 1894 – 1895 | 11 | |
| Theaterverein (Freie Volksbühne) | Theaterverein Freie Volksbühne (Theaterverein (Freie Volksbühne)) | 1890 – 1905 | 11 | |
| Trupa Karola Adwentowicza | Trupa Karola Adwentowicza | 1908 | 10 | |
| Theatergruppe der Kantonsschule Hottingen | Theatergruppe der Kantonsschule Hottingen | 2006 | 10 | 5 |
| Theatergroep M/V | Theatergroep M/V | 2004 | 9 | |
| Théâtre Libre | Théâtre Libre | 1890 – 1894 | 9 | |
| Therese Elfforss' Sällskap | Therese Elfforss' Sällskap | 1876 – 1879 | 9 | |
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