HeplerBroom Attorney John Hanson


John C. Hanson focuses his practice on the defense of litigation involving personal injury, products liability, insurance law, commercial and residential property taxation, governmental matters, and election law.

Prior to joining HeplerBroom, Mr. Hanson served as a Madison County Assistant State’s Attorney, with experience in both civil and criminal matters. During his tenure, he brought a number of criminal prosecution jury trials to verdict. He also provided in-house counsel to the County on matters of governmental law, employment, and litigation.

In addition to his State’s Attorney experience, he handled the defense of commercial and toxic tort litigation as an associate in a large St. Louis metro-area firm.


  • Southern Illinois University School of Law, J.D., 2016
  • Eastern Illinois University, M.A. in Political Science, 2012
  • Southern Illinois University Edwardsville, B.S. in Political Science, 2010


  • Hiram H. Lesar academic scholarship recipient
  • Research Assistant to Professor George Mocsary

Admissions & Affiliations

  • Illinois
  • U.S. District Court for the Southern District of Illinois
  • U.S. District Court for the Eastern District of Missouri

Professional Associations

  • Alton-Wood River (IL) Bar Association
    • President (2022-2023)
    • Vice-President (2020-2022)
    • Secretary (2019-2020)
  • Clinton County (IL) Bar Association
  • Illinois Association of Defense Trial Counsel

    •  Insurance Law Committee

    • Supreme Court Watch columnist, IDC Quarterly (2022-present)

  • Madison County (IL) Bar Association
    • President (2023-2024)
    • 1st Vice President (2022-2023)
    • 2nd Vice President (2021-2022)
    • Treasurer (2020-2021)
    • Recording Secretary (2019-2020)

Other Professional/Civic Involvement

  • Edwardsville Township Republican Central Committee Chairman (2023-present)
  • Madison County Precinct Committeeman (2008-present)
  • The Federalist Society
  • Southern Illinois University Edwardsville, Adjunct Lecturer in Political Science (2012-2013)



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