Charles Timmerwilke

Practice Groups:


Product Liability


Medical Malpractice Defense

Legal Malpractice Defense

Design Professionals Litigation

Casualty/Tort Litigation

Office Locations:

Rockford, IL



Email Me


  • Juris Doctor (magna cum laude), Valparaiso University School of Law, 1991
  • Bachelor of Arts-History (summa cum laude), Carthage College, 1988 

Year Joined Firm



Heyl Royster


Charles Timmerwilke (Partner)

Chuck Timmerwilke concentrates his practice in a wide range of civil litigation, including product liability, professional liability, construction and transportation cases. He has tried numerous cases to verdict throughout Northern Illinois, and has extensive experience in both arbitrations and mediations. He is a certified arbitrator through the Winnebago County Circuit Court.

Prior to joining the firm in 2005, Chuck first worked as an associate for a large defense litigation firm following law school and then was a partner in his own firm in Rockford.

Chuck has lectured and made presentations at the Illinois State Bar Association, Winnebago County Bar Association, and to industry groups on defense strategies and litigation tactics. In addition, he has been a guest lecturer for the trial advocacy class at Northern Illinois University School of Law. Chuck is a past chair of the Trial Section for the Winnebago County Bar Association.

Public Speaking

“When Social Media Becomes Socially Awkward”
Heyl Royster's 31st Annual Claims Handling Seminar 2016

“Voir Dire”
Winnebago County Bar Association's Trial/Appellate Section's Seminar 2014

“You’ve Been Served: How to Help Your Organization Understand and Defend a Lawsuit”
St. Mary’s Occupational Health & Streator Chamber of Commerce 2013

“Ready v. United Goedecke: All or Nothing for the Last Man Standing”
Winnebago County Bar Association Trial Section Seminar (Rockford) 2011

“Closing Argument”
Winnebago County Bar Association Trial Section Seminar (Rockford) 2008

“The Death of Common Sense? Expert Testimony, the Admission of Photographs, and the Expansion of Voykin”
Northern Illinois Adjusters Association 2005

“Defending Damage Evidence In An Automobile Case: A Trial Perspective”
Illinois State Bar Association Law Ed Series (Chicago) 2003

“Amended Supreme Court Rule 213: What Does It Mean?”
Illinois State Bar Association Law Ed Series (Rockford) 2002

Professional Recognition

  • Martindale-Hubbell AV Preeminent
  • Selected as a Leading Lawyer in Construction Law; Personal Injury Defense Law: General; and Products Liability Defense Law. Only five percent of lawyers in the state are named as Leading Lawyers.

Professional Associations

  • Illinois Association of Defense Trial Counsel (IDC)
  • Illinois State Bar Association
  • ISBA Assembly
  • Winnebago County Bar Association (Past Chair Trial Section) 
  • Defense Research Institute 

Court Admissions

  • State Courts of Illinois
  • State Courts of Iowa
  • United States District Court, Northern and Central Districts of Illinois