1489: works on the choir screen for Saint Peter's Church in Leuven; 1490-1493: works on the Saint George Altarpiece commissioned by the Crossbowmen's Guild for the Chapel of Our Lady Outside the Walls; 1491: makes a Saint John the Evangelist in stone and repairs (or remakes) a Saint John the Baptist for the tabernacle of Saint James's Church; 1503: mentioned in a document in connection with a house belonging to the Borman family in Leuven; 1510: the enrolment of Jan Borman and other craftsmen in Leuven's mason's guild causes a quarrel (Debaene 2019, p. 48-49)