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  1. Professionals

Patrick G. Simonaitis

Associate

Chicago

+1 312-558-8826

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  • Overview
  • Experience
  • Credentials
  • Insights & News

Patrick focuses his practice on complex commercial litigation and white collar, regulatory defense, and investigations. Patrick has represented clients in state and federal courts at the trial and appellate levels.

He has experience in complex commercial disputes, internal investigations involving parallel government criminal and civil investigations, securities litigation, and appeals in state and federal courts. Prior to rejoining Winston, Patrick clerked for the Honorable Thomas L. Kirsch II of the U.S. Court of Appeals for the Seventh Circuit. He also clerked for the Honorable Charles R. Norgle of the U.S. District Court for the Northern District of Illinois.

Patrick maintains an active pro bono practice and has represented federal- and state-level criminal defendants, often appearing in court for his clients. In law school as part of Northwestern’s Federal Appellate Clinic, Patrick briefed and argued a securities fraud case before the Seventh Circuit and assisted in preparing a petition for certiorari to the Supreme Court of the United States.

Recent Experience

Class Action Plaintiff Sent Packing After Winston Secures Enforcement of Binance’s Terms of Use
Secured Nearly US$105M Trial Victory Against Ford Motor Co.

Patrick was recognized in the 2025 edition of Best Lawyers: Ones to Watch® in America in the area of Product Liability Litigation - Defendants.

Capabilities

Litigation/Trials
Commercial Litigation & Disputes
Appellate & Critical Motions
Government Investigations, Enforcement & Compliance

Recent Experience

Class Action Plaintiff Sent Packing After Winston Secures Enforcement of Binance’s Terms of Use
Secured Nearly US$105M Trial Victory Against Ford Motor Co.

Credentials

Education

Patrick received his J.D., cum laude, from Northwestern Pritzker School of Law in 2017, where he was a member of Northwestern’s National Moot Court team and performed clinical work with the Federal Appellate Clinic at the Bluhm Legal Clinic, where he wrote appellate briefs and presented oral argument before the U.S. Court of Appeals for the Seventh Circuit. Patrick also served as a judicial extern to the Honorable Milton I. Shadur of the U.S. District Court for the Northern District of Illinois and served as a note and comment editor for the Northwestern Journal of Law and Social Policy. He received his B.A. in English, cum laude, from Marquette University in 2013. Prior to law school, Patrick served as an editor for Marquette’s student newspaper before working as a reporter at a daily, state-wide newspaper covering crime and courts in Wyoming.

    Admissions
    • Illinois
    Clerkships
    • USCA - Seventh Circuit for the Honorable Thomas L. Kirsch II
    • USDC - Northern District of IL for the Honorable Charles R. Norgle
    • USCA - Seventh Circuit for the Honorable Thomas L. Kirsch II
    • USDC - Northern District of IL for the Honorable Charles R. Norgle

    Related Insights & News

    Pro Bono In Action
    Winston Wins Settlement for Woman Forced to Vacate Her Home As a Result of a Discriminatory “Crime-Free” Housing Ordinance

    January 21, 2025

    Recognitions

    Winston Attorneys Recognized in Best Lawyers: Ones to Watch® in America 2025

    August 15, 2024

    In the Media
    Winston & Strawn Files Lawsuit Against Northwestern on Behalf of Pat Fitzgerald

    October 10, 2023

    Press Release
    Winston & Strawn Files Lawsuit on Behalf of Former Northwestern University Football Coach Pat Fitzgerald Against Northwestern and University President Michael Schill

    October 5, 2023

    Client Success
    Winston Secures Tremendous Victory in Jury Trial of High-Stakes Contract and Trade Secrets Dispute

    October 28, 2022

    Recognitions
    Winston Team Led by Dan Webb and Matthew Carter Featured in Litigator of the Week Column

    October 28, 2022

    View All Insights & News

    Capabilities

    Litigation/Trials
    Commercial Litigation & Disputes
    Appellate & Critical Motions
    Government Investigations, Enforcement & Compliance
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