 He lives in Freeport, New York, on Long Island.In 2002, Pérez finished second in the Dominican Summer League with a 0.96 ERA.In , he was named Appalachian League Pitcher of the Year playing for the Single-A Burlington Indians and led the Appalachian League in wins (9-3) and ERA (1.70).In , his 12 wins tied for 3rd in Indians organization and he had a 2.62 ERA in 29 combined appearances (22 starts) for Kinston and Akron.