Ursula Leuenberger was born in Berne, Switzerland, in 1972. She trained as a ladies‘ and theatrical seamstress. From 1997 to 2000 she was costume assistant at the Basle Theatre. Since then, she has been a freelance costume designer, working, for example, for the Basle Theatre, Zurich Theatre, Hanover Theatre, at the Deutsches Theater Berlin and at the junges theater basel, where she has also designed sets for various productions. She collaborates regularly with Sebastian Nübling and Rafael Sanchez.