He was born in Stockerau, Lower Austria, son of Jacobus Althaler, a master mason.
After Liebich's death in 1816 he was adviser to his widow Johanna, an actress, and they managed the theatre until 1821, when Franz Ignaz von Holbein took over.
[1][2][4] In 1842 he built a new theatre in Rosengasse in Prague, with the intention of giving more productions in Czech.
A production of Der Zauberschleier, by Franz Xaver Told, was successful, but the enterprise eventually failed, and he sold the building in 1846.
[1][2] Stöger and Johanna's daughter Auguste (died 1868) was an opera singer, appearing in Hanover, Munich, Vienna and Darmstadt.