Ernst Julius Hahnel (sculptures over the main facade represent two flying horses, illustrating the Muse of Harmony and the Muse of Poetry, five bronze statues on pedestals inside the arched loggia arcade);

Josef Gasser (two fountains out of building, seven allegorical statues represent seven free ATS in stairway);

Eduard von Engerth;

Karl Radnitzky (Portrait Medaillons, Balcony),