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Michael G. Thonis

Founder and Senior Advisor

Prior to co-founding Charlesbank in 1998, Mike was a managing director at Harvard Private Capital Group, the firm’s predecessor. He joined there in 1991, having begun his tenure at Harvard Management Company in 1979 as director of research and portfolio manager.

Mike is the Vice Chair of the Board of Trustees of Syracuse University and also serves on the boards of Boston Museum of Science and New England Conservatory. He and his wife live in Wellesley, MA, and have three sons. Mike has a range of outdoor interests, including earth sciences and mountaineering.


Syracuse University – BS in geology, summa cum laude
Massachusetts Institute of Technology – MS in geology
Harvard University – MBA