Ken Brennan
Partner & Attorney
- 29 yrs experience
- Chicago, IL

- Illinois
- Missouri
- J.D., with high honors
- University of Iowa College of Law1996
- Undergraduate
- University of Missouri-St. Louis1995
- 01Illinois Super Lawyers (2012, 2015-2021)
- 02J.D. with high honors, University of Iowa
- 03B.A. with high honors, University of Missouri-St. Louis
- American Association for Justice
- American Bar Association
- Federal Bar Association — Southern District of Illinois Chapter
- Bar Association of Metropolitan St. Louis
- The Injury Board
- Personal Jurisdiction — Madison County Bar Association CLE presentation (2018)
Background
Ken Brennan is a Partner at TorHoerman Law, an accomplished trial lawyer with more than 25 years of experience litigating in state and federal courts throughout the United States. He focuses his practice on class actions and mass torts, personal injury, employment litigation, and insurance coverage on behalf of plaintiffs. After graduating with high honors from the University of Iowa College of Law, Ken began his career at a defense firm in St. Louis, where he represented individual consumers, small businesses, multinational corporations, and franchisors and franchisees before transitioning to mass tort plaintiff work. He has handled lead-counsel roles in radiation exposure and infant formula litigation and obtained appellate victories on failure-to-warn and personal jurisdiction issues.
Notable cases
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Rinder v. Merck Sharp & Dohme Corp. — Illinois appellate decision on failure-to-warn standards
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Minor M.M. ex rel. Meyers v. GlaxoSmithKline LLC — Illinois personal jurisdiction case
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Lead counsel in radiation exposure and infant formula litigation
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