John Kemppainen has more than 30 years of courtroom experience defending clients in Missouri and Illinois. He is AV-rated by Martindale-Hubbell, recognized as a Missouri Super Lawyer, and has been named one of the Top Lawyers in Missouri by the St. Louis Post Dispatch. His practice includes personal injury, products liability, wrongful death, class actions, and toxic torts, with clients ranging from insurers and corporations to municipalities and individuals. He also serves as National Coordinating Counsel in ongoing national litigation.
John Kemppainen
Recognized in Best Lawyers since 2026 Awarded Practice Areas
Litigation - Insurance Personal Injury Litigation - Defendants
Awarded Practice Areas
Litigation - Insurance Personal Injury Litigation - Defendants
Biography
Locations
Languages
- Spanish
Education
- Saint Louis University, J.D.
- Tulane University, B.A.
Bar Admissions
Court Admissions
- U.S. District Court for the Eastern District of Missouri
- U.S. District Court for the Western District of Missouri
- U.S. District Court for the Southern District of Illinois
- U.S. District Court for the Central District of Illinois
- U.S. District Court for the Eastern District of Michigan
- U.S. District Court for the District of Kansas
- U.S. Court of Appeals for the Eighth Circuit
Affiliations
- American Bar Association (ABA) - Member
- Missouri Organization of Defense Lawyers (MODL) - Member
- National Retail & Restaurant Defense Association (NRRDA) - President
- Council of Litigation Management (CLM) - Member
- Hispanic National Bar Association (HNBA) - Member
- Hispanic Bar Association of St. Louis - Member
- The Lawyers Association of St. Louis - Member
- Sports & Entertainment Risk Management Alliance (SERMA) - Member
Client Testimonials
Awards & Focus
Recognized in The Best Lawyers in America® 2026 for work in:
- Litigation - Insurance
- Personal Injury Litigation - Defendants
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