Bartolomeo_Ammanati Bartolomeo Ammanati (June 18, 1511 - April 13, 1592) was a Florentine architect and sculptor, born at Settignano, near Florence. He studied under Baccio Bandinelli and Jacopo Sansovino (assisting on the Library of St. Mark's, the Biblioteca Marciana, Venice) and closely imitated the style of Michelangelo.