Monsees & Mayer PC

4 Best Lawyers awards

Monsees & Mayer PC logo

Awarded Practice Areas

Personal Injury Litigation - Plaintiffs Product Liability Litigation - Plaintiffs

Biography

David M. Mayer is the managing shareholder of Monsees & Mayer, P.C., based in Kansas City, Missouri. His practice focuses on Personal Injury Litigation – Plaintiffs and Product Liability Litigation – Plaintiffs, representing individuals harmed by negligence and unsafe conditions. David regularly advocates for victims of sexual abuse, motor vehicle accidents, and premises liability incidents. As a Kansas City native, he is committed to helping clients, particularly children and elderly individuals, pursue accountability for injuries caused by the negligence of others.

David has handled a wide range of complex personal injury and product liability matters, including cases involving dangerous premises, defective products, and serious vehicle collisions. His case results include a $5 million jury verdict arising from a swimming pool negligence incident, a $24 million jury verdict in a sexual abuse case, and multiple confidential settlements in sexual abuse litigation. Through this work, David has helped clients seek financial recovery for medical expenses, lost income, and the long-term impact of serious injuries.

Within the legal community, David has received peer-based recognition and professional distinctions. He holds an AV Preeminent rating from Martindale-Hubbell for legal ability and ethical standards. He is a member of the Million Dollar Advocates Forum and has been included in The National Trial Lawyers: 100. He has also been recognized by the American Institute of Personal Injury Attorneys for client satisfaction. In recognition of his service and contributions, David received the Pat Kelly Service Award from the University of Missouri–Kansas City Law Foundation & Law Alumni Association.

David earned his undergraduate degrees in Political Science and Economics from Boston College before obtaining his Juris Doctor from the University of Missouri–Kansas City School of Law. While in law school, he was named a Victor Wilson Scholar and received the American Jurisprudence Award. He is licensed to practice law in Missouri and Kansas and is admitted to the U.S. District Courts for both states as well as the U.S. Court of Appeals for the Tenth Circuit.

In addition to his litigation practice, David is actively involved in community service throughout Missouri and Kansas. He volunteers with legal aid organizations and serves on nonprofit boards, reflecting a long-standing commitment to public service and access to justice.

Monsees & Mayer PC

4 Best Lawyers awards

Monsees & Mayer PC logo

Overview

  • University of Missouri - Kansas City School of Law, J.D., graduated 1992
  • Boston College, B.S., graduated 1989

  • Kansas, Kansas Bar Association, 1993
  • Missouri, The Missouri Bar, 1992

  • Missouri Association of Trial Attorneys - Member
  • National Crime Victim Bar Association - Member
  • American Bar Association - Member
  • National Association of Distinguished Attorneys - Member
  • American Institute of Plaintiff Attorneys - Member
  • American Society of Legal Advocates - Member
  • Best Attorneys of America - Charter Member
  • Kansas City Metropolitan Bar Association - Member

  • U.S. Court of Appeals 8th Circuit
  • U.S. Court of Appeals 10th Circuit
  • U.S. District Court District of Kansas
  • U.S. District Court Western District of Missouri
  • Kansas, Kansas Bar Association, 1993
  • Missouri, The Missouri Bar, 1992
  • Missouri Association of Trial Attorneys - Member
  • National Crime Victim Bar Association - Member
  • American Bar Association - Member
  • National Association of Distinguished Attorneys - Member
  • American Institute of Plaintiff Attorneys - Member
  • American Society of Legal Advocates - Member
  • Best Attorneys of America - Charter Member
  • Kansas City Metropolitan Bar Association - Member
  • University of Missouri - Kansas City School of Law, J.D., graduated 1992
  • Boston College, B.S., graduated 1989
  • U.S. Court of Appeals 8th Circuit
  • U.S. Court of Appeals 10th Circuit
  • U.S. District Court District of Kansas
  • U.S. District Court Western District of Missouri

Client Testimonials

Awards & Focus

Recognized in The Best Lawyers in America® 2026 for work in:
  • Personal Injury Litigation - Plaintiffs
  • Product Liability Litigation - Plaintiffs
Special Focus:
  • Sexual Abuse

Additional Information

  • Areas of Practice
  • Sexual Abuse
  • Automobile Accidents
  • Bad Faith Insurance Claims
  • Construction / Industrial Injuries
  • Trucking Accidents
  • Child Safety
  • Swimming Pool Injuries
    • Honors & Awards

    • Top 100 Trial Lawyers, awarded by the National Trial Lawyers and American Society of Legal Advocates
    • Top 10 Lawyers in Missouri for Client Satisfaction - American Institute of Personal Injury Attorneys
    • Best Lawyers in America
    • American Jurisprudence Award, 1990
    • Victor Wilson Scholar, 1991-1993
    • Life Member of Who's Who, 2000
    • AV rated - Martindale Hubbell
    • Million Dollar Advocates Forum
    • Super Lawyer MO/KS – TOP 50
    • Premier 100 Criminal and Civil Lawyer in Missouri - American Academy of Trial Attorneys
    • Corporate LiveWire Global Awards Winner 2016
    • Nations Top 1% - National Association of Distinguished Counsel
    • Pat Kelly Service Award - UMKC School of Law

    • Verdicts/Settlements
    • Church liability for child sexual abuse $6,000,000 Settlement
    • School liability for student sexual abuse $5,000,000 Verdict
    • Housing/Apartment liability for sexual abuse - $8,000,000 Settlement
    • Wrongful Death Bus Accident - $21,000,000 Settlement
    • Hotel Swimming Pool Negligence, $5,300,000 Verdict
    • Lifeguard Negligence, Confidential Settlement
    • Hotel Swimming Pool Negligence, Confidential Settlement
    • Truck Accident, $1,000,000 Settlement
    • Shooting at Night Club, $3,500,000 Verdict
    • Shooting at Night Club, Confidential Settlement
    • Shooting at Night Club, $2,735,000 Verdict
    • Automobile Accident, $1,000,000 Verdict
    • Automobile Death, $2,750,000 Settlement
    • Nursing Home Negligence, $3,350,000 Verdict
    • Nursing Home Abuse, Confidential Settlement
    • Child Sexual Assault, Confidential Settlement

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