William Hartgering

William E. Hartgering

JAMS Mediator, Arbitrator and Referee/Special Master

Case Manager
Deborah Stewart
T: 312-655-9192
F: 312-655-0644
71 S. Wacker Drive, Suite 2400, Chicago, IL 60606

William E. Hartgering is available to conduct cases virtually. JAMS is equipped to provide virtual ADR services on a variety of online platforms, including Zoom, Microsoft Teams, WebEx, and more.


A full-time mediator and arbitrator since 1981, Mr. Hartgering established the Chicago JAMS/Endispute office in 1982. His experience includes the successful resolution of over a thousand matters arising in over 40 states and foreign countries, training in Hong Kong, Latvia, Lithuania, as well as appointments by and mediations with federal and state judges in 10 states. Prior to 1981 he practiced law, emphasizing commercial, real estate, employment, and insurance related litigation, representing both plaintiffs & defendants.

Mr. Hartgering has been appointed, with the agreement of all parties, as Special Master, Special Mediator, or Referee by 10 federal or state courts in Connecticut, New York, Florida, Illinois, Indiana, Michigan, Missouri, Virginia, and Wisconsin.

Special Master/Discovery Referee, Representative Matters

  • Apex Oil Asbestos Ship Worker Litigation, St. Louis, Missouri
    One of three mediators appointed by the Bankruptcy Court to serve as Special Mediators to resolve in excess of 200m asbestos ship worker claims. The claims were ultimately transferred to another federal court, with tens of thousands of other asbestos claims, for pretrial and settlement
  • In Re Total Containment Litigation, Kent County, Grand Rapids, Michigan
    Court appointment, 9 separate underground fuel tank sites, 22 counsel. Issues: design, installation, and performance of a fuel containment system
  • Kent County, Grand Rapids, Michigan (Hon. Dennis Kolenda, then Chief Judge)
    33 Parties, $42M of alleged damages, fees, costs, and expenses. Serious leakage problems, allegations of design malpractice, and coverage disputes involving international parties and the construction of a 33-story, mixed-use commercial/hotel/apartment/condominium building. Tasks involved initial process design, mediate allocation of damages involving 30 of the parties, and an allocation of fees, expenses, and all process costs.
  • P. Bergner (Carsons) Bankruptcy Litigation, Milwaukee, Wisconsin
    Bankruptcy Court approval as the “ADR” firm to implement mandatory mediation and voluntary arbitration process involving hundreds of personal, trade employment, tax preference and other claims. Hartgering was appointed by the court as the principal in charge of the project and was chosen as the mediator in a variety of cases.
Completed Virtual ADR training conducted by the JAMS Institute, the training arm of JAMS. 

  • Honors
    • Ranked among the Top 10 ADR Neutrals in Illinois, Leading Lawyers, 2014
    • Recommended “Leading Lawyer” Commercial ADR Law
  • Memberships & Professional Activites
    • Former Adjunct Faculty, Northwestern University
      • Kellogg School of Management
      • Pritzker School of Law
    • Trainer, 30 forums in 15 states, Hong Kong, Latvia, and Lithuania
    • Member, Regional Utility Mediation/Arbitration Outage Allocation Panels
    • Active Member, ABA Section of Dispute Resolution and SPIDR (now ACR), 1981-present
    • Member, Unitarian Church of Evanston
  • ADR Profile
  • J.D., Northwestern University (Law Review, First Place, Moot Court Competition; National Moot Court team), 1975
  • B.S., cum laude, Political Science, Claremont McKenna College, Claremont, CA, 1972
  • Born 1949, Two children, Extensive travel in Japan, Hong Kong, South Africa, Asian/European Russia, Eastern/Western Europe, Caribbean, Central America, and each of the 50 United States

Counsel Comments

    • "Bill is an extraordinarily quick study, who thoroughly prepares and thus is very credible in the discussion of strengths and weaknesses. He understands my business, the law and kept us focused on the practical issues driving our dispute.” 

      -from Feedback: Secrets of Successful (& Unsuccessful) Mediators 2007 Studies II and III




This page is for general information purposes.  JAMS makes no representations or warranties regarding its accuracy or completeness.  Interested persons should conduct their own research regarding information on this website before deciding to use JAMS, including investigation and research of JAMS neutrals. See More

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