Nickolas J. Hagman

Mr. Hagman is licensed to practice law in both the State of Illinois and the State of Wisconsin where he represents clients in state and federal courts. Mr. Hagman represents plaintiffs and defendants in cases involving class action, general civil, commercial, consumer fraud, corporate, product liability, personal injury, and other complex litigation issues. Additionally, Mr. Hagman represents licensed professionals, including physicians, dentists, nurses, insurance producers, and real estate brokers, before state and federal agencies, including the Illinois Department of Financial and Professional Regulation and the Department of Insurance.

Mr. Hagman graduated magna cum laude from the University of Minnesota-Twin Cities with a bachelor’s degree in both Political Science and Spanish. He earned his law degree from Marquette University Law School in Milwaukee, Wisconsin. While in law school, he received academic awards and appeared on the Dean’s List multiple times. He participated in several moot court competitions and also served for two years as Associate Editor of the Marquette Law Review.

Prior to joining Zimmerman Law Offices, he served as a Judicial Law Clerk for several judges in the Milwaukee County Circuit Court in Wisconsin. He is a member of the Illinois, Wisconsin, Chicago, and Milwaukee Bar Associations.

Areas of Practice

Bar Admissions

  • Illinois
  • Wisconsin


  • Marquette University Law School, Milwaukee, Wisconsin
    • Juris Doctor – 2013
    • Honors:
      • Dean’s List
      • CALI Excellence for the Future Award in Appellate Writing and Advocacy
      • Jenkins Honors Moot Court Competition
      • Jessup International Moot Court Competition
    • Law Review: Marquette Law Review, Associate Editor, 2012 – 2013
  • University of Minnesota – Twin Cities, Minneapolis, Minnesota
    • Magna Cum Laude, Bachelor of Arts – 2008
    • Double Major: Political Science and Spanish Studies

Professional Associations and Memberships

  • Illinois State Bar Association, Member
  • Chicago Bar Association, Member
  • Wisconsin Bar Association, Member
  • Milwaukee Bar Association, Member
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