Stavba byla ukončena někdy v letech 1734–1738, a vedlo ji postupně pět architektů: Antonio da Sangallo mladší, Michelangelo, Giacomo della Porta, Francesco Borromini – který navrhl hlavní oltář a je pohřben v hlavní lodi – a také Carlo…
The “Canti Fiorentini”, the Italian name for a series of narrow and historic Florentine streets, were layed out in Florence before 1300, and are a sort of ancestor of the present existing street system.
The palazzo (as Bargilli Sarchi) appears in the list drawn up in 1901 by the General Directorate of Antiquities and Fine Arts as a monumental building to be considered (national artistic heritage).