Mark Williamson

Managing Partner at Calera Capital

Mark Williamson is a Managing Partner of Calera Capital and a member of the General Partner. Prior to joining Calera Capital in 1996, Mr. Williamson was Managing Director at the Harvard Private Capital Group, Inc., where he was a member of a small team responsible for managing a $1.6 billion private equity portfolio. Mr. Williamson was responsible for a number of significant investments across a range of industries. Previously, he was an Associate at ESL Partners, Inc., a private investment partnership pursuing value-oriented investments in private and public equity and debt securities. He began his career at Goldman Sachs International Corporation and McKinsey & Company, Inc. Mr. Williamson earned a B.A. from Oxford University and an M.B.A. from Harvard Business School, where he was a Baker Scholar. Mark grew up in England, came to the U.S. for business school and never left. He enjoys various sports and non-profit activities. Mark and his wife have three children and live in Weston, MA.


  • Managing Partner

    Current role

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