Profile photo of Hon. Diane J. Larsen (Ret.)

Hon. Diane J. Larsen (Ret.)

Arbitrator Mediator Special Master
Chicago, IL, United States

About

Before entering private practice, this neutral served for twenty years as a judge on the Cook County Circuit Court, including twelve years in the Chancery Division and eight years in the Law Division. Her judicial tenure involved presiding over thousands of cases ranging from class actions and commercial disputes to complex torts and civil rights matters. Prior to her time on the bench, she spent fifteen years with the City of Chicago Law Department, where she headed the Appeals Division and litigated numerous high-profile cases in state and federal courts.

Practice Areas

Business & Commercial Civil Litigation Employment & Labor Government & Administrative Insurance Personal Injury & Torts Real Estate & Property

Professional Experience

Neutral
JAMS (Present)
Judge
Chancery Division
Circuit Court of Cook County
Judge
2006–2018
Law Division
Circuit Court of Cook County
1998–2006
Chief Assistant Corporation Counsel
Appeals Division
City of Chicago Law Department
Assistant Corporation Counsel
City of Chicago Law Department

Publications Leadership

  • Frequent lecturer on chancery practice and civil procedure for the Illinois Institute for Continuing Legal Education
  • Instructor for the Illinois Supreme Court’s judicial education programs
  • Author of various articles regarding appellate practice and municipal law
  • Served as a mentor for new judges through the Illinois Supreme Court Mentoring Program

Positioning Takeaways

A seasoned former jurist with deep expertise in Illinois chancery and law division matters, particularly suited for high-stakes commercial, employment, and government-related disputes.

License & Certifications

  • Illinois State Bar Admission
  • United States District Court
  • Northern District of Illinois
  • United States Court of Appeals
  • Seventh Circuit
  • Supreme Court of the United States

Education

J.D.
DePaul University College of Law
1983
B.A.
DePaul University
1980

Distinction

Held a long-standing leadership role in the Chancery Division of the nation's largest unified court system, handling matters of equitable relief and complex statutory interpretation.

Reputation

Recognized by legal professionals for her thorough preparation, even-tempered judicial demeanor, and ability to navigate highly sensitive public sector and commercial conflicts.