William Alexander

William Alexander

Of Counsel, Tax
William D. Alexander focuses on the tax aspects of corporate transactions, including U.S. and cross-border mergers and acquisitions, spin-offs, corporate restructurings and other business transactions.


Mr. Alexander formerly served as associate chief counsel (corporate) of the Internal Revenue Service’s Office of Chief Counsel. He had been with the Office of Chief Counsel since 1990, serving as associate chief counsel (corporate) since November 2001. In this role, he was the chief adviser to the IRS on interpretations of the corporate tax laws, such as provisions dealing with corporate mergers and acquisitions, spin-offs, corporate-shareholder relationships, the use of corporate losses and consolidated returns of corporate groups. Mr. Alexander played a major role in the government’s development of published and private guidance, and in developing and implementing the IRS’ enforcement positions in these areas.

Mr. Alexander is a frequent speaker on corporate tax issues at bar association programs and other tax conferences.



  • LL.M. (Taxation), New York University School of Law
  • J.D., Columbia Law School
  • B.A., Cornell University


  • New York
  • District of Columbia

William Alexander