Katherine Quinn

Counsel

Overview

Katherine Quinn is a counsel in the firm’s Washington, D.C. office, where she is a member of the White Collar and Regulatory Enforcement Group. Her practice focuses on internal and government-facing investigations and white collar criminal defense matters.

Katherine assists a diverse range of clients—including publicly traded and privately held companies, academic institutions, municipalities, and individuals—in conducting sensitive internal investigations, submitting voluntary self-disclosures, and responding to subpoenas and Congressional inquiries. Katherine also has experience defending clients facing federal criminal prosecution and civil False Claims Act litigation.

Katherine maintains an active pro bono practice. Most recently, she presented oral argument before the Court of Appeals of Virginia and helped secure expungement for a UVA Innocence Project client who was wrongfully convicted of a 1997 armed robbery and incarcerated for nearly 20 years.

Prior to joining Crowell, Katherine served as a law clerk for the Honorable Reggie B. Walton of the U.S. District Court for the District of Columbia. She also previously worked as a law firm associate, focusing on commercial litigation and regulatory insurance matters.

Katherine received her J.D. from the University of Virginia School of Law, where she was an articles editor for the Virginia Law & Business Review and a member of the Criminal Defense Clinic. She also competed as a finalist in UVA’s 2019 Lile Moot Court Competition. During her undergraduate studies, Katherine was an NCAA Division I student-athlete and captain of the soccer team.

Career & Education

    • Department of Justice: U.S. Attorney’s Office, District of South Carolina
      Law Clerk, 2018
    • U.S. District Court for the District of Columbia
      Law Clerk, Honorable Reggie B. Walton, 2022–2024
    • Department of Justice: U.S. Attorney’s Office, District of South Carolina
      Law Clerk, 2018
    • U.S. District Court for the District of Columbia
      Law Clerk, Honorable Reggie B. Walton, 2022–2024
    • University of Virginia School of Law, J.D., 2020
    • Wofford College, B.A., summa cum laude, Phi Beta Kappa, 2016
    • University of Virginia School of Law, J.D., 2020
    • Wofford College, B.A., summa cum laude, Phi Beta Kappa, 2016
    • District of Columbia
    • South Carolina
    • U.S. District Court for the District of Columbia
    • District of Columbia
    • South Carolina
    • U.S. District Court for the District of Columbia
  • Professional Activities and Memberships

    • Women’s White Collar Defense Association, DC Chapter Rankings & Endorsements Committee Liaison

    Professional Activities and Memberships

    • Women’s White Collar Defense Association, DC Chapter Rankings & Endorsements Committee Liaison

Katherine's Insights

Client Alert | 4 min read | 05.18.26

(Not) All’s Weld That Ends Weld: Duty Evasion Scheme Ends in Historic $549.5M FCA Settlement

The Department of Justice (DOJ) and the cross-agency Trade Fraud Task Force have upped the ante by an order of magnitude in the government’s pursuit of customs fraud. On May 1, 2026—only a few months after setting its previous record-high customs-related False Claims Act (FCA) settlement of $54.4 million with Ceratizit USA, LLC—the DOJ shattered that record with a $549.5 million settlement with Perfectus Aluminum Inc., its subsidiary Perfectus Aluminum Acquisitions LLC, and a set of four affiliated warehousing companies. The Perfectus settlement resolves allegations that the defendants violated the FCA by evading antidumping and countervailing duties (AD/CVD). The settlement resolves three separate qui tam complaints filed by two individual relators and the Aluminum Extruders Council, an international industry association. Defendants were previously criminally convicted on charges related to the same scheme, and those convictions were affirmed by the Ninth Circuit in 2024....

Katherine's Insights

Client Alert | 4 min read | 05.18.26

(Not) All’s Weld That Ends Weld: Duty Evasion Scheme Ends in Historic $549.5M FCA Settlement

The Department of Justice (DOJ) and the cross-agency Trade Fraud Task Force have upped the ante by an order of magnitude in the government’s pursuit of customs fraud. On May 1, 2026—only a few months after setting its previous record-high customs-related False Claims Act (FCA) settlement of $54.4 million with Ceratizit USA, LLC—the DOJ shattered that record with a $549.5 million settlement with Perfectus Aluminum Inc., its subsidiary Perfectus Aluminum Acquisitions LLC, and a set of four affiliated warehousing companies. The Perfectus settlement resolves allegations that the defendants violated the FCA by evading antidumping and countervailing duties (AD/CVD). The settlement resolves three separate qui tam complaints filed by two individual relators and the Aluminum Extruders Council, an international industry association. Defendants were previously criminally convicted on charges related to the same scheme, and those convictions were affirmed by the Ninth Circuit in 2024....