Most projects designed by the architect Maruša Zorec are renovations or extensions of buildings and complexes belonging to the category of architectural heritage. Such projects are the renovations of the villa Ventrelli complex by Portorož, the chapel of the Franciscan church in Ljubljana, the library in the old town in Ravne at Koroške, as well as one of the latest projects of the architect, the open-air altar and the renovation of the square in front of the pilgrim church of St Vitus in Brezje.