Mark N. 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 currently serves as Chairman of the Board of Direct General Corporation (non-standard auto insurer) and as Chairman of the Board of IPS Corporation (adhesive cements, structural adhesives and niche plumbing products).  He also serves as a Director of Ironshore Corporation (commercial property and casualty insurer).  Mr. Williamson is the former Chairman of the Board of Directors of Specialty Brands, Inc. (frozen food products), a former Director of Juno Lighting, Inc. (NASDAQ, recessed and track lighting fixtures), a former Director of Software Architects, Inc. (provider of IT services to Fortune 500 clients), and a former Director of Tarquin PLC (international marine insurance).

Mr. Williamson earned a B.A. from Oxford University and an M.B.A. from Harvard Business School, where he was a Baker Scholar, a Kennedy Memorial Scholar, and recipient of the Loeb Rhoades Fellow finance prize.