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  1. Professionals

Katrina Eash

Partner

Dallas

+1 214-453-6477

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  • Overview
  • Experience
  • Credentials
  • Insights & News

Katrina is a trial lawyer who concentrates her practice in complex commercial, class action, and intellectual property litigation and also has experience in high-risk employment litigation. She has litigated in both federal and state court in Texas, California, New York, Florida, Delaware, Virginia, and numerous other jurisdictions.

Katrina litigates cases involving patent and trademark infringement allegations, partnership disputes, theft of intellectual property and trade secrets, breaches of contract and fiduciary duties, business torts, non-compete and non-solicitation agreements, unfair competition, corporate espionage, and whistleblowing. Additionally, she has extensive experience defending companies in class-action litigation and regularly handles class claims involving allegations of RICO and securities violations.

She has considerable experience defending and advising direct-selling and multi-level marketing organizations. She is often called in to advise such organizations on Federal Trade Commission and regulatory compliance issues and has successfully defended numerous direct-selling organizations in class actions and other litigation matters.

Katrina has handled all aspects of litigation in state and federal court and has a significant amount of trial experience exceeding most of her peers, having tried more than six cases as first chair or taking an otherwise stand-up role. She has experience in all phases of trial, including pre-trial proceedings, voir dire, opening statements, closing arguments, and direct and cross examination of witnesses.

Key Matters

  • Obtained dismissal of class claims for multi-level marketing organization in bet-the-company class action after successfully compelling arbitration and enforcement of class-action waiver.
  • Representing multiple multi-level marketing organizations in bet-the-company class action litigation involving pyramid scheme allegations under RICO and federal securities laws.
  • Advising numerous multi-level marketing organizations regarding amendments to their governing documents and contracts with independent contractors.
  • Represented Fortune 100 computer company against patent infringement claims and obtained dismissal of the claims following numerous dispositive and favorable Markman
  • Represented Fortune 100 computer company against patent infringement claims and after exposing legal flaws in the plaintiff’s case, obtained favorable settlement for my client.
  • Representing relators in qui tam action alleging violations of both federal and state false claims prevention acts related to a clinical laboratory testing conspiracy carried out by Laboratory Corporation of America Holdings.
  • Defended loyalty rewards corporation from a hostile takeover of its board of directors by obtaining an injunction preventing the expansion of the board of directors. Decision affirmed by the Texas Court of Appeals.
  • Represented large steel fabrication company in bet-the-company suit against competitor. Obtained early injunction against competitor restraining the competitor’s theft and unlawful use of trade secrets. After litigating for two years, obtained successful settlement for client on eve of trial.
  • Represented private equity fund in case alleging fraud and negligent misrepresentation when portfolio company defaulted on certain debts. Obtained dismissal of all claims against fund totaling more than US$7M. 
  • Representing a portfolio of oil and gas companies against wrongful termination and breach of contract allegations. 
  • Represented a group of vascular surgeons against wrongful termination claims, and obtained dismissal of numerous claims and defendants prior to trial and a take nothing judgment on all remaining claims following trial.

  • Chambers USA—Recognized as an “Up and Coming Practitioner” for General Commercial Litigation (2024–2025)
  • Lawdragon’s “500 X – The Next Generation”—Recognized for Complex Commercial Litigation (2024)
  • Benchmark Litigation US—Recognized on the “Under 40 Hot List” (2020–2023) and as a “Future Star” (2021–2025)
  • The Best Lawyers in America®—Recognized for Commercial Litigation (2024–2025)
  • The Best Lawyers: Ones to Watch®in America—Recognized for Commercial Litigation (2021–2023)
  • Dallas Business Journal—Named to the “Women in Business” list (2023)
  • Benchmark Litigation—“40 & Under” (2020–2023)
  • Texas Monthly Magazine—“Super Lawyers Rising Stars”  (2018–2019, 2021, and 2023)
  • Texas Monthly Magazine—“Up-and-Coming 50: Women Texas Rising Stars” (2023)
  • Texas Lawyers—“Texas Trailblazer” (2019)
  • Park Cities People—“20 Under 40,” (2019)
  • Texas Lawyers—Professional Excellence Honors “On the Rise” (2019)
  • SMU Deadman School of Law: Order of the Coif

Lifetime Fellow, Dallas Bar Association

Dallas Chair, Winston’s Women’s Leadership Initiative (2024)

Member, Board of Directors, Park Cities Republican Women, President of Programming (2024)

Co-Chair, Diversity Committee, Dallas Association of Young Lawyers (2016–2018)

Member, Judiciary Committee, Dallas Association of Young Lawyers (2015–2017)

Member, Business and Career Development Committee, Dallas Association of Young Lawyers (2015-2017)

 

Capabilities

Commercial Litigation & Disputes
Class Actions & Group Litigation
Intellectual Property
Government Program Fraud, False Claims Act & Qui Tam Litigation
Trade Secrets, Non Competes & Restrictive Covenants
Antitrust/Competition
Technology Antitrust
Trademark Litigation, Prosecution & Brand Protection
Financial Services
Media & Entertainment

Key Matters

  • Obtained dismissal of class claims for multi-level marketing organization in bet-the-company class action after successfully compelling arbitration and enforcement of class-action waiver.
  • Representing multiple multi-level marketing organizations in bet-the-company class action litigation involving pyramid scheme allegations under RICO and federal securities laws.
  • Advising numerous multi-level marketing organizations regarding amendments to their governing documents and contracts with independent contractors.
  • Represented Fortune 100 computer company against patent infringement claims and obtained dismissal of the claims following numerous dispositive and favorable Markman
  • Represented Fortune 100 computer company against patent infringement claims and after exposing legal flaws in the plaintiff’s case, obtained favorable settlement for my client.
  • Representing relators in qui tam action alleging violations of both federal and state false claims prevention acts related to a clinical laboratory testing conspiracy carried out by Laboratory Corporation of America Holdings.
  • Defended loyalty rewards corporation from a hostile takeover of its board of directors by obtaining an injunction preventing the expansion of the board of directors. Decision affirmed by the Texas Court of Appeals.
  • Represented large steel fabrication company in bet-the-company suit against competitor. Obtained early injunction against competitor restraining the competitor’s theft and unlawful use of trade secrets. After litigating for two years, obtained successful settlement for client on eve of trial.
  • Represented private equity fund in case alleging fraud and negligent misrepresentation when portfolio company defaulted on certain debts. Obtained dismissal of all claims against fund totaling more than US$7M. 
  • Representing a portfolio of oil and gas companies against wrongful termination and breach of contract allegations. 
  • Represented a group of vascular surgeons against wrongful termination claims, and obtained dismissal of numerous claims and defendants prior to trial and a take nothing judgment on all remaining claims following trial.

Credentials

Education

Katrina began her legal career as a law clerk for the Honorable Charles Everingham IV of the U.S. District Court for the Eastern District of Texas, where she gained substantial experience in federal trial practice and, in particular, patent litigation. After Judge Everingham’s retirement, Katrina remained a law clerk in the Eastern District of Texas for several months and worked with multiple other district judges in the district. Katrina received her J.D., magna cum laude, from Southern Methodist University Dedman School of Law in 2010 where she was a member of the Order of the Coif and the editor of Annual Survey of Texas Law. She received her B.A., summa cum laude, in broadcast journalism and Spanish from the University of North Texas in 2006.

    Admissions
    • Texas
    Clerkships
    • USDC - Eastern District of TX for the Honorable Chad Everingham

    Related Insights & News

    Speaking Engagements
    • "Legal and Regulatory Updates," DSA Legal & Regulatory Seminar, Co-speaker, Sept. 2023
    Publications

    Katrina is a regular contributor to Winston & Strawn’s Direct Sellers Update: Regulation, Law & Policy blog. 

    • “The Texas Supreme Court Resolves Decades of Uncertainty Surrounding the Recovery of Insurance Policy Benefits for Statutory Violations,” The DICTA, May 2017
    • “Preemption – The Preemptive Scope of the Airline Deregulation Act as Amended by the Whistleblower Protection Program,” 74 J. AIR L. & COM. 113, 2009
    Recognitions

    Winston & Strawn Recognized in Chambers USA 2025

    June 5, 2025

    Sponsorship
    Winston & Strawn Sponsors 2024 Eastern District of Texas Bench Bar Conference

    October 23, 2024

    Recognitions

    Winston & Strawn Recognized in 2025 Benchmark Litigation

    October 3, 2024

    Blog
    Update: FTC’s Noncompete Rule Set Aside

    August 22, 2024

    Recognitions

    Winston Attorneys Recognized in The Best Lawyers in America® 2025

    August 15, 2024

    Recognitions
    Winston Attorneys Featured on 2024 Lawdragon 500 X – The Next Generation List

    June 28, 2024

    Recognitions
    Winston & Strawn Recognized in Chambers USA 2024

    June 6, 2024

    Blog
    Navigating the FTC’s Final Rule Banning Non-Competes: Why Direct Sellers Shouldn’t Panic

    May 21, 2024

    Blog

    Neora Part II: Lessons About Deceptive Claims

    November 2, 2023

    Sponsorship
    Winston & Strawn Sponsors 2023 Eastern District of Texas Bench Bar Conference

    October 25, 2023

    Recognitions

    Winston & Strawn Recognized in 2024 Benchmark Litigation

    October 6, 2023

    Blog
    Neora Part I: The Decision and Its Implications

    October 5, 2023

    View All Insights & News

    Capabilities

    Commercial Litigation & Disputes
    Class Actions & Group Litigation
    Intellectual Property
    Government Program Fraud, False Claims Act & Qui Tam Litigation
    Trade Secrets, Non Competes & Restrictive Covenants
    Antitrust/Competition
    Technology Antitrust
    Trademark Litigation, Prosecution & Brand Protection
    Financial Services
    Media & Entertainment
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