He worked circa 1600 with Prospero Orsi and Francesco Nappi under the guidance of Cristoforo Roncalli in the decoration of the Palazzo Mattei, Rome.
Greppi painted the fresco of Joseph's brothers in Egypt.
Greppi also worked with Giovanni Battista Ricci in the decoration of the Castellani chapel in San Francesco a Ripa, Rome.
He also worked in painting the vault of the Albertoni Chapel in the same church.
This article about an Italian painter born in the 16th century is a stub.