Limato died Saturday of lung disease at his Beverly Hills home, according to Sarah Ceglarski of the William Morris Endeavor Entertainment agency.
Most of Limato's 44-year career was spent at William Morris and International Creative Management. His client roster boasted of A-listers that included Kevin Costner, Billy Crystal, Mel Gibson and Sharon Stone.
He is survived by his 99-year-old mother, Angelina; a brother, Paul; and a sister, Angela.
AP contributed to this report.