He was the 1986 NHK Trophy champion, 1985 Danubius Thermal Trophy champion, 1987 Grand Prix International de Paris silver medalist, and 1988 Skate Canada International bronze medalist.
[2] D'Agostino was born to a German mother and Italian father.
[3] He was raised in Chicago and began learning to skate under Candy Brown.
[4] Later in his career, he was coached by Carlo Fassi and Christa Fassi with support from Christy Krall, Janet Champion, and Phillip Mills at the Broadmoor Skating Club.
[4] He also spent twenty weeks a year on cruise ships installing casts, directing, and choreographing for Willy Bietak Production's ice shows.