The theatre also presents plays and musicals in addition to operas and operettas.

For baroque-opera productions, La Cetra, the baroque orchestra of the Schola Cantorum Basiliensis, is engaged.

The first theatre was designed by Swiss architect Melchior Berri.

In 1873, work on a new theatre began which was designed by Johann Jakob Stehlin Jr..

Kristiina Poska was the most recent General Music Director (GMD; Generalmusikdirektorin) of the company, the first female conductor to hold the post, appointed in October 2018 and effective with the 2019–2020 season.