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    William Callahan

    Partner

    TZP Group
    New York City, New York, United States
    16 investments

    William Callahan is a Partner at TZP Group based in New York City, New York, United States. William Callahan has backed 16 companies, including Ernst & Young, Christy Sports and FreshAddress. Investment focus areas include Health Care, Email and Accounting.

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    Portfolio Companies (18)

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