Courtney Klaus represents businesses and organizations in commercial litigation matters and disputes. She works with Polsinelli attorneys to develop outcome-driven litigation strategies that are aligned with each client’s business goals.

Courtney’s practice also focuses on helping clients navigate the ever-changing legal landscape of cybersecurity and regulations involving the protection of personal data. Clients rely on Courtney to manage risk and deliver tailored litigation solutions so clients can focus on achieving their business and personal objectives.

Courtney provides guidance and advocacy in all phases of a dispute, from pre-litigation negotiations through trial. She is committed to understanding clients’ litigation goals and business objectives in order to provide the best representation for each unique matter.

Education

  • Notre Dame Law School (J.D., magna cum laude, 2023)
    • Managing Symposium Editor for the Notre Dame Law Review
    • President of Moot Court Board
    • Weigand Scholar
  • Newman University (B.A., summa cum laude, 2020)
    • Communication, History, Journalism

Bar Admission

  • Missouri, 2023

Court Admissions

  • U.S. District Court, Eastern District of Missouri, 2024
  • State of Missouri, 2023
  • U.S. District Court, Western District of Missouri, 2023
  • U.S. District Court, District of Kansas

Professional Affiliations

  • The Missouri Bar

Recognition

  • Named one of Best Lawyers: Ones to Watch® in America in Commercial Litigation, 2026
  • Patricia O’Hara Scholarship and Leadership Award
  • A. Harold Weber Moot Court Award
  • Faculty Excellence Award: Civil Rights; The Freedom of Speech
  • Best Oralist, Notre Dame 1L Moot Court Tournament