James “Jamie” Athanasoulas 

Partner

Jamie joined Union Capital in 2025.

Prior Experience:

James most recently worked as a Managing Director at HarbourVest Partners in Boston. Before joining HarbourVest, he spent several years as a Managing Director at Bain Capital Credit and a Manager at Bain & Company.

Education:

MBA, The Tuck School of Business at Dartmouth
BBA, Georgetown University


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