2006: In his sophmore season, O'Sullivan continued to serve the Saints as a back-up outside linebacker. The Clinton, NY native also earned Liberty League All-Academic Team honors for his efforts in the classroom.

2005: O'Sullivan was a back-up at outside linebacker in his rookie season.

O'Sullivan is undecided on a major.

At Clinton High

O'Sullivan competed in football, basketball, and track & field. A captain in all three sports, he earned all-league honors in football. He was also named the team MVP in track & field and finished sixth in the state championships in the pentathlon.