 Chicago City Golden Glove Champion
1993 Chicago City Golden Glove 201 lb.+ Super Heavyweight Champion
1993 National Golden Gloves Heavyweight Champion
1995 Chicago City Golden Glove 201 lb.+ Super Heavyweight Champion

Known as "Fast Fres" and "The Big O", Oquendo won his first 22 professional bouts, including impressive victories over Duncan Dokiwari, Bert Cooper, Clifford Etienne, David Izon, and Obed Sullivan.In 2002, while at his peak, Oquendo took on David Tua.Oquendo controlled the fight until the 9th round when Tua caught him with a series of heavy blows causing the fight to be stopped.