As the central Slovene music theatre company, the Slovene National Theatre Opera and Ballet Ljubljana stages an annual season of opera, ballet and concerts, plus some additional programmes featuring various classical and contemporary music theatre works.

The Slovenian National Theatre Drama Ljubljana (shortens to SNT Drama Ljubljana in English) is one of the nine professional repertoire theatres in Slovenia and at the same time the oldest of the three theatres founded by the Government of the Republic of Slovenia.

Launched in 2007, Sigledal.org - Slovene theatre portal is a project of Novi ZATO. Institute which provides free-of-charge and daily updated information on contemporary Slovene theatre and access to the digitalised artefacts of Slovene theatre heritage, in collaboration with the Slovenian Theatre Institute.

Established in 2001 by Colombian theatre practitioner Gabriel E.

Ptuj City Theatre was reestablished in 1995 on the initiative of Samo Strelec and Theatre Zato.

The Prešeren Theatre Kranj was established as a professional theatre in 1950.

Papelito Puppet Theatre established in 2005 is the vehicle for the work of Brane Solce who had been engaged since 1982 in the Papilu Theatre Group.

Established in Kranj in 2001, Nebo Puppet Theatre (in English: "sky") adopts an interdisciplinary approach to making puppet theatre by establishing connections between classical puppetry techniques and other media – film, photography, comic strips, etc.

The Slovenian Theatre Institute (SLOGI) was founded in 2014 as the successor to the National Theatre Museum of Slovenia.

The Slovenian Theatre Institute Library collects, arranges, and preserves material relating to the history of Slovene theatre and dramatic arts.

Launched in 2002 by the Improvisation Society of Slovenia, the Naked Stage International Improvisational Theatre Festival presents a selection of representative performances of the impro theatres round the world.

Miss Bazilika Narrative Theatre was established in 2005 by artist Katja Povše, a.k.a.