O'Hare served in the United States Army and was discharged in 1921.
Following this he was a booking manager for the Chicago-based group Friar's Society Orchestra, who would later be known as the New Orleans Rhythm Kings.
[1] O'Hare had bought the rights to the name Wolverines from Dick Voynow, who was a member of The Wolverines, and O'Hare performed under this name for several years, playing as a territory band in the mid-Atlantic and Ohio.
His sidemen in the 1920s included Muggsy Spanier, Floyd O'Brien, and Jim Lanigan.
In the early 1940s he left music to work in manufacturing.