Joe Heinmiller

Managing Principal

Joined Graham:


Professional Bio:

Joe, along with the other Managing Principals, shares responsibility for all major aspects of Graham Partners’ investment process, including investment sourcing, structuring, and exiting, as well as working closely with portfolio companies to build lasting value. He also serves on the Buyout Investment Committee and the Growth Investment and Gating Committees.

Joe has primary oversight responsibility for Velosity. He also has joint coverage responsibility for the medical devices and life sciences subsector. Prior to joining Graham Partners, Joe worked for Banc of America Securities in its Healthcare Investment Banking Group.

Past and Present Board Directorships:
Rhythmlink, Velosity, Medbio, Mercer, BrightPet, Desser, HemaSource, Universal Pure, Infiltrator


Joe earned his B.S. in Accountancy from Villanova University, summa cum laude. Joe graduated at the top of the business school class at Villanova and was his high school’s valedictorian.


Originally from Minnesota, Joe spends time with his wife and six kids when not working. Having been a collegiate football player at Villanova, Joe enjoys watching, coaching, and participating in all types of sports. He attempts not to get too excited at his children’s athletic activities.