 He had a lot of success at Heavyweight, upsetting the undefeated China Smith and winning a rematch.On September 11, 2010 lost a twelve-round decision to Johnathon Banks, the bout was for Johnathon's NABF Heavyweight Championship.During his boxing career Montana has fought many famous fighters like Virgil Hill (twice), Uriah Grant (twice), David Tua, Dennis Bakhtov, Johnathon Banks, Torsten May, Tye Fields, Sinan Şamil Sam, Grigory Drozd, and James Toney.