LAWYER PROFILE
Mary B Kuusisto

Mary B Kuusisto

Global 2026

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Ranked in 1 practice area

About

Provided by Proskauer Rose LLP

Practice Areas

Mary B. Kuusisto is a partner in Proskauer's Private Funds Group, a member of the Tax Department, former co-head of the London office and a past member of the Firm's Executive Committee.

Mary has almost 30 years of experience in the private equity industry. She advises clients on structuring and operations of private investment funds globally, including secondary transactions, with particular experience in tax-related matters. She has represented numerous private investment funds in their formation and operational activities, including venture capital, buyout, distressed debt, mezzanine finance, natural resource, secondary, and funds of funds, as well as geographic and sector specific funds. Mary also advises investment fund managers and general partners with respect to their internal governance, compensation arrangements and economic structures.

Another significant aspect of Mary’s practice involves advising various types of institutional investors on their investments in global private investment funds. Among others, she has advised funds of funds, pension funds, endowments and foundations – both U.S. and non-U.S. – in connection with their alternative investment strategies.

Mary also has extensive experience advising both buyers and sellers of secondary fund interests in connection with tax matters.

Mary was registered as a certified public accountant in Massachusetts and, prior to becoming a lawyer, worked for several years as an auditor and tax accountant with Big 4 public accounting firms.

Chambers Review

Provided by Chambers

Chambers Global Guide

Tax: Investment Funds - UK

Band 1
Band 1

Individual Editorial

Mary Kuusisto provides extensive support to US funds on the tax aspects of fund formation. She also regularly works with those clients on structuring investments.

Strengths

Provided by Chambers

  • Mary is the best tax attorney in private equity. She is head and shoulders above the others in the industry.

    Tax: Investment FundsChambers Global Guide
  • Mary's service level and responsiveness are outstanding. She is consistently available, quick to react and proactive in her communication.

    Tax: Investment FundsChambers Global Guide

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France

Latin America - International Counsel

UK

USA

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