William C. Benjamin

Retired Partner

William C. Benjamin was a partner in the firm's Corporate and Transactional Department, and the Tax and Fund Formation Practice Groups. He was also co-chair of the firm's International Transactions Group. He joined the firm in 1982 and retired in 2012.

Mr. Benjamin has more than 30 years of experience advising clients on the legal and tax aspects of international business transactions. He has represented US companies in connection with their activities outside the United States, and foreign businesses and individuals with respect to their activities in the United States. He provided tax advice with respect to cross-border transactions of all kinds. He also assisted businesses and individuals with tax compliance matters and tax controversies. Mr. Benjamin drew on an extensive network of contacts throughout the world.

Professional Activities

Mr. Benjamin was a member of the New England Regional Council of the International Fiscal Association. He was also a member of the Editorial Advisory Board of Practical U.S./International Tax Strategies, and a member of the International Bar Association, the American Bar Association and the Massachusetts Bar Association. Mr. Benjamin is a former co-chair of the International Tax Committee of the Boston Bar Association.


Honors & Awards

  • Recognized as a Massachusetts leader in the area of tax law in Chambers USA: America's Leading Lawyers for Business, 2005-2012 editions
  • Named the 2013 Boston "International Trade and Finance Law Lawyer of the Year" by The Best Lawyers in America
  • Selected by peers for inclusion in The Best Lawyers in America, in the area of international trade and finance law (2006, 2008, 2009, 2010, 2012, 2013) and tax law (2008, 2009, 2010, 2011, 2012, 2013) 

Insights & News


  • Education

    • JD, Harvard Law School, 1973

      cum laude
    • Graduate Institute of International Studies, Geneva, 1970

      Fulbright Scholar
    • BA, Princeton University, 1969

      summa cum laude Phi Beta Kappa
  • Admissions

    • Massachusetts

    • New York

    • United States Tax Court

  • Languages

    • French



Unless you are an existing client, before communicating with WilmerHale by e-mail (or otherwise), please read the Disclaimer referenced by this link.(The Disclaimer is also accessible from the opening of this website). As noted therein, until you have received from us a written statement that we represent you in a particular manner (an "engagement letter") you should not send to us any confidential information about any such matter. After we have undertaken representation of you concerning a matter, you will be our client, and we may thereafter exchange confidential information freely.

Thank you for your interest in WilmerHale.