John A. Sikora

John A. Sikora

von Briesen & Roper, S.C.

Recognized since 2003

Milwaukee, Wisconsin

Practice Areas

Corporate Law

Tax Law

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Lawyer of the Year Badge - 2013 - Tax Law
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John Sikora is a Shareholder representing clients in tax planning, tax controversies and the buying and selling of businesses and real estate with a particular focus on corporate, partnership and other business matters.

John is an adjunct professor of law at Marquette University Law School, where he has taught the tax practice and procedure and corporate income tax courses. John has also taught the taxation of partnerships and S corporations course to graduate accounting degree candidates at the University of Wisconsin-Milwaukee. In addition he has served as the instructor for numerous continuing education programs, including courses offered by the State Bar of Wisconsin and the Wisconsin Institute of Certified Public Accountants (WICPA).

John has served as the chair of the Taxation Section of the Milwaukee Bar Association, was the chair of the Board of Directors of the State Bar of Wisconsin Taxation Section, and the editor of the Wisconsin State Bar Tax News.

  • 411 East Wisconsin Avenue, Suite 1000
    Milwaukee, WI 53202-4427
  • University of Wisconsin–Madison, B.B.A.
  • University of Wisconsin–Madison, J.D., cum laude
Bar Admissions
  • Wisconsin, State Bar of Wisconsin
  • Milwaukee Bar Association - Member
  • State Bar of Wisconsin - Member
Court Admissions
  • U.S. Tax Court
  • U.S. Court of Federal Claims

von Briesen & Roper, S.C.
Headquarters: Milwaukee, Wisconsin

71 The Best Lawyers in America® awards

12 Best Lawyers: Ones to Watch® in America awards

Best Law Firms Badge Visit Website View Firm Profile

Lawyer of the Year Badge - 2013 - Tax Law
Named "Lawyer of the Year" by Best Lawyers® for:
  • Tax Law, Milwaukee (2013)
Recognized in The Best Lawyers in America® 2024 for work in:
  • Corporate Law
  • Tax Law
Special Focus:
  • Litigation
  • Wisconsin Super Lawyers® (2005-2013)
  • AV Preeminent® Peer Review Rated by Martindale-Hubbell®


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