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Boston, Massachusetts

Service Experience
  • Tax
  • International Tax

Mary Xu 




Executive summary

Mary Xu is a managing director in Grant Thornton’s international Tax Services practice. Mary advises a wide variety of public and privately held companies on their cross-border restructuring as well as international tax compliance projects. 

Mary has more than 18 years of experiences dealing with international tax issues at both public accounting firms and in-house tax departments. Understanding client’s risks and challenges, Mary works closely with clients through their international tax attributes optimization experience.


Prior to joining Grant Thornton, Mary spent over 10 years at a Big Four accounting firm servicing clients over their international tax matters. In addition, Mary also worked at several multibillion companies as the international tax person overseeing both the US international and worldwide tax functions.



Professional qualifications and memberships

  • Certified Public Accountant – Massachusetts
  • Member of the American Institute of Certified Public Accountants
  • IRS Enrolled Agent



  • Master of Taxation, Northeastern University
  • Master of Accountancy, Bowling Green State University

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