[1] Lorenzi's earliest known work was a statue of youth for the tomb of Pope Paul V, completed jointly with Vincenzo de' Rossi in 1558–1559.
According to Raffaello Borghini, another early was a set of statues representing the four seasons, done for the French residence of the Guadagni family [it].
Around 1568, he carved a statue of Painting and Michelangelo's bust for the artist's tomb in Santa Croce.
He made temporary works for the wedding festivities of Grand Duke Francesco I de' Medici and Joanna of Austria (1565) and Grand Duke Ferdinando I de' Medici and Christina of Lorraine (1589).
In late 1583 or early 1584, he relocated to Pisa to take over Stoldo's workshop that was working on the Piazza dei Miracoli.