The mezzo-soprano Gerhild Romberger has always placed her artistic focus on concert singing, since ever praised for her special expressiveness and intimacy in this field. Her broad repertoire includes all the great alto and mezzo parts of oratorio and concert singing from the Baroque to the literature of the 20th century. Her work focuses on recitals, contemporary music and the works of Gustav Mahler. She holds a professorship for singing at the Hochschule für Musik in Detmold and has long been a sought-after teacher.

The 2022/23 season is also under the star of Gustav Mahler: Gerhild Romberger opens the season with the 2nd Symphony in Paris under Mikko Franck. Later she can be heard at the Berlin Konzerthaus with Ivan Fischer, with Los Angeles Philharmonic under Zubin Mehta (3rd Mahler), at the Dresden Philharmonic as well as in Madrid with the 2nd Mahler and finally at the Gewandhaus Orchestra under Andris Nelsons in the 8th Symphony. She also sings in Mendelssohn's Elijah in Madrid under the direction of David Afkham and with the Bavarian Radio Symphony Orchestra under Sir Simon Rattle the role of Erda in concert performances of Wagner's Siegfried in Munich, Hamburg and Luxembourg.

Important stations for Gerhild Romberger in recent years have been concerts with Manfred Honeck, who invited her to perform Mahler's symphonies, Beethoven's Missa solemnis or the Great Mass by Walter Braunfels, among others, as well as her work with the Berlin Philharmonic and Gustavo Dudamel, the Los Angeles Symphony Orchestra under Herbert Blomstedt and the Leipzig Gewandhaus Orchestra and Riccardo Chailly. She is a regular guest with the Vienna and Bamberg Symphony Orchestras, among others under Daniel Harding, at La Scala in Milan under Franz Welser-Möst and Riccardo Chailly, with the Vienna Philharmonic under Andris Nelsons and the Bavarian Radio Symphony Orchestra under Mariss Jansons and Bernard Haitink.

The contralto appears on numerous CD recordings, including Mahler's Symphony No. 3 with the Bavarian Radio Symphony Orchestra under Bernard Haitink, which won the 2018 BBC Music Magazine Award for "Recording of the year". Her first solo CD with songs by Gustav Mahler and Alfredo Perl at the piano was released by MDG in 2016.