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Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.
About Katie St. John
Katie St. John joined Simon Law in April 2025, bringing experience from both the plaintiff and defense sides of litigation. She clerked at Simon Law while attending Saint Louis University School of Law, where she developed a focus on medical malpractice and personal injury. She later built her skills as a defense attorney, gaining insight into how best to serve plaintiff clients. In her final year before joining the firm, she secured a $1.1 million settlement in a workplace discrimination case, a $1.1 million verdict in a suicide wrongful death case, and a $60 million necrotizing enterocolitis verdict in Illinois.
The wrongful death verdict was the first medical malpractice plaintiff's verdict in Madison County in 14 years. Her practice at Simon Law focuses on defective products, medical malpractice, and personal injury. She holds a J.D. from Saint Louis University School of Law (with a concentration in International and Comparative Law) and a B.A. in History with honors from Eastern Illinois University (magna cum laude). She is a National Trial Lawyers Top 40 Under 40 honoree and is admitted in Missouri and Illinois and multiple federal courts.
Proven verdicts and settlements at The Simon Law Firm
These results are credited to The Simon Law Firm. A result appears under an attorney's own name only when a published source names them as counsel on the case.
A St. Louis County jury returned a $745 million verdict against nitrous oxide distributor United Brands and local head shop Coughing Cardinal after finding the companies conspired to sell Whip-It! canisters as an inhalant to a driver who passed out behind the wheel and fatally struck 25-year-old Marissa Politte outside her workplace.
A Champaign County jury returned a $535 million verdict, the largest known single-plaintiff verdict in Illinois history, against a psychiatric facility that failed to prevent the rape of a 13-year-old female patient by another adolescent resident.
A St. Louis jury awarded $462 million against trailer maker Wabash National after its defective rear-impact guard failed and allowed a car to slide beneath a trailer on I-55, killing Taron Tailor, 30, and Nicholas Perkins, 23, in 2019.
A four-day trial ended with a $109.2 million verdict against LaFarge North America after Simon Law proved the supplier knowingly sold Gleeson Asphalt base rock that did not meet the grade it was labeled and paid for.
A St. Louis jury awarded $105 million to tire technician Randy Dorman after a Bridgestone/Firestone RH5 multi-piece truck wheel explosively separated during inflation, fracturing his face, both arms, and wrist, while internal company documents showed Firestone engineers had tracked nearly 100 similar incidents for decades.
Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.
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Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.