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 | 3 min read | 03.12.26

DOJ Releases First-Ever Department-Wide Corporate Enforcement and Voluntary Self-Disclosure Policy

On March 10, 2026, the Department of Justice released the first-ever Department-wide Corporate Enforcement and Voluntary Self-Disclosure Policy (the “Department-wide CEP” or “Policy”), which applies to all non-antitrust corporate criminal cases across the Department. The new policy has been anticipated since December 2025, when Deputy Attorney General Todd Blanche announced the Department’s plans to release a new, single corporate enforcement policy for all criminal matters. According to the Department, the new policy is designed to “help ensure consistency across the Department” and “transparently describe the Department’s policies and decisionmaking.”...

Katherine's Insights

Client Alert | 3 min read | 03.12.26

DOJ Releases First-Ever Department-Wide Corporate Enforcement and Voluntary Self-Disclosure Policy

On March 10, 2026, the Department of Justice released the first-ever Department-wide Corporate Enforcement and Voluntary Self-Disclosure Policy (the “Department-wide CEP” or “Policy”), which applies to all non-antitrust corporate criminal cases across the Department. The new policy has been anticipated since December 2025, when Deputy Attorney General Todd Blanche announced the Department’s plans to release a new, single corporate enforcement policy for all criminal matters. According to the Department, the new policy is designed to “help ensure consistency across the Department” and “transparently describe the Department’s policies and decisionmaking.”...