She was married to the famous British dancer and acrobat Michael Stuart in his third marriage, with whom she had several children.
She held her performances in the city hall, hosted charity concerts to the benefit of the poor, and composed songs in the Danish language.
When he died in June 1771, she was left with several small children to support and was reportedly in a grim financial situation, selling beer and different types of goods and clothing, as well as giving lessons in dance and continuing with her stage performances.
Reportedly, the two demonstrated different kinds of positions and balancing, offering equilibrist feats: while Nürenbach twisted his body into different shapes and forms, Stuart balanced a peacock feather both horizontally and vertically, lost it, caught it again, and then played an minuet, probably on a lute.
While the theater's activity is mostly unknown, Stuart was likely the actress acting with Nürenbach in the play Jomfru Pecunia by M. Nissen.