[2] Stegmayer was a member of the Wiener Sängerknaben in the Dominican Church, Vienna and attended the Akademische Gymnasium from 1783 to 1789, but following his inclination he joined the acting society of Johann Christian Kunz and in 1790 the troupe of Christof Ludwig Seipp in Bratislava, with whom he travelled the Austrian provinces.
In 1807, he got in contact with the Weimarer Hoftheater and Johann Wolfgang von Goethe and from 1816 until 1820, he was director of the Viennese court theatre music publishing house.
Stegmayer's most famous work is the Quodlibet[5] Rochus Pumpernickel (music by Ignaz Xaver von Seyfried, premiered in 1809 at the Theater an der Wien).
Stegmayer wrote and composed about a hundred comedies, posses, singspiele, operettas, two masses, some motets, secular and sacred music.
His librettos have been set to music by Conradin Kreutzer, Johann Georg Lickl, Ignaz von Seyfried, Franz Xaver Süßmayr and Gottlob Benedict Bierey.