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William H. Weigel
Senior Counsel

Mr. Weigel is senior counsel in Davis Polk’s Tax Department, advising clients on a range of tax matters with an emphasis on private funds that invest in merchant banking, infrastructure, real estate and venture capital transactions. His private fund work includes creating tax efficient structures for complex funds and for participation by individual professionals, as well as for domestic and international M&A transactions of private funds. He also advises on unrelated business taxable income (“UBTI”) for pensions and other tax-exempt entities and on U.S. tax considerations for foreign private and governmental investors.

In addition, Mr. Weigel works on partnership tax transactions, real estate transactions (including public and private REITs), foreign investments, regulated investment companies and other retail investment vehicles and public security offerings.

Work Highlights

Mr. Weigel has served as the principal tax adviser in structuring major merchant banking, real estate and other investment funds for:

  • Morgan Stanley
  • Credit Suisse
  • Greenhill
  • Stockbridge Real Estate
  • Tailwind

Of Note

  • Founding Member, Private Investment Funds Tax Forum
  • Member, Tax Forum
  • Adjunct Professor, New York University School of Law

Mr. Weigel has published articles on a variety of topics in federal income taxation. He has also served as a panelist in various seminars sponsored by New York University, the Practising Law Institute and other organizations.

Professional History

  • Senior Counsel, 2010-present
  • Partner, 1984-2010
  • Associate, 1974-1983


  • 450 Lexington Avenue
    New York, NY
    P: +1 212 450 4628
    F: +1 212 701 5628

Bar Admissions

  • State of New York
  • U.S. Court of Appeals, Second Circuit
  • U.S. District Court, E.D. New York
  • U.S. District Court, S.D. New York
  • U.S. Court of Federal Claims
  • U.S. Tax Court


  • A.B., Princeton University, 1971
    • cum laude
  • J.D., Harvard Law School, 1974
  • LL.M., New York University School of Law, 1979