Photo of John H. (Jack) Chassaing

John H. (Jack) Chassaing



  • Missouri
  • Illinois


J.D., Southern Illinois University School of Law, 2015

B.S., Business Administration, University of Missouri, 2012


Jack Chassaing is experienced in a variety of corporate litigation matters, including toxic tort, asbestos and insurance-related disputes. He handles all phases of litigation, including preparation for jury trials, helping to develop fact-specific defense strategies for each case. He has managed hundreds of matters for toxic tort and general litigation clients and has conducted and defended depositions, negotiated in mediations, and drafted responsive pleadings and dispositive motions in asbestos-related litigation.

During law school, Jack interned for the U.S. Attorney’s Office in Cape Girardeau, Missouri; the St. Louis County Prosecuting Attorney’s Office; and the Union County State’s Attorney’s Office in Jonesboro, Illinois.

Honors & Awards

Honors & Awards

  • Southern Illinois University School of Law Pro Bono Award
  • The Best Lawyers in America, "Ones to Watch," 2021-2023
  • Illinois Super Lawyers, Rising Star, 2022-2023

News & Insights


Articles & Books

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