Nelson J. Xu


Nelson J. Xu, J.D., Ph.D.

1 - (671)477-9084 to 85
1 (671) 477-9087
238 Archbishop Flores St.
Suite 903, DNA Building
Hagatna, Guam 96910

Nelson Xu is a partner in the law firm of Baumann, Xu & Black LLC. He has worked in immigration law since in 2005 and is specialized in both business and family immigration practice. Mr. Xu represents a wide variety of clients including both individual clients and multinational companies. He practices in Guam and in the Commonwealth of the Northern Mariana Island (CNMI).

Mr. Xu has over 20 years of legal experience. He is admitted to the bars in Guam, the CNMI, and New York. Born in Shanghai, China, Mr. Xu is bilingual in English and Chinese languages. He is a member of the American Immigration Lawyers Association since 2005.

Mr. Xu is a frequent contributor to the Marianas Business Journal on immigration issues.

Bar Association Admissions and Professional Memberships

  • American Immigration Lawyers Association
  • Guam Bar Association
  • Northern Mariana Islands Bar Association
  • US District Court of Guam
  • US District Court for the Northern Mariana Islands
  • Supreme Court of Guam
  • Supreme Court of New York

Work Experience

  • 2010 – Present
    Baumann, Xu & Black, LLC (Hagatna, Guam)
  • 2005 – 2009
    LA Baumann & Associates (Hagatna, Guam)
    Associate Attorney
  • 2000 – 2004
    Mair, Mair, Spade & Thompson, Attorneys-at-Law (Hagatna, Guam)
    Associate Attorney


  • Hamline University School of Law, JD
  • University of Illinois at Urbana-Champaign (UIUC), Ph.D.
  • Pennsylvania State University, M.Ed.
  • Fudan University, Shanghai, China, B.A.