Lauren Norris Donahue


70 West Madison Street, Suite 3300
Chicago, IL 60602-4207

United States of America

Lauren Norris Donahue is a partner in the firm’s antitrust, competition & trade regulation practice group. She focuses on complex civil litigation, government enforcement, and white collar criminal defense, particularly in the areas of antitrust, cartel and trade regulation. She has successfully represented both U.S. and international companies and executive officers in federal and state court cases and class actions, grand jury investigations and criminal prosecutions involving antitrust claims, merger violations, securities fraud, FDA violations, health care fraud, and consumer fraud.

She also has significant experience in conducting internal investigations for major domestic and international corporations. In this role, she has participated in the preparation of investigation reports, interviewed senior executives and witnesses, and managed complex international e-discovery review and production.

Ms. Donahue also advises corporations and non-profit organizations on antitrust compliance programs and best practices. She has been involved in every aspect of this process: from drafting, to implementing, to auditing, to defending compliance programs before the Department of Justice.

In addition, Ms. Donahue counsels clients on antitrust, competition and trade regulation matters, particularly in the area of health care. She has helped guide the firm’s health care clients through antitrust matters, including joint ventures and clinical integration.

Ms. Donahue’s commitment extends to providing pro bono legal services. She has successfully represented several individuals seeking asylum in the United States and she regularly volunteers at Chicago Volunteer Legal Services.

In 2018, Ms. Donahue was recognized as a leading antitrust practitioner in Illinois by Chambers USA. For the past four years, Ms. Donahue was selected by her peers for inclusion as a “Rising Star” in Illinois for Antitrust Litigation, in addition to being selected as an Emerging Lawyer in the areas of Antitrust Law and Criminal Defense Law: White Collar by the Leading Lawyers publication.

In 2016, the K&L Gates Chicago antitrust and competition group was recognized as the “Cartel & Trade Regulation Law Firm of the Year in Illinois” by the international review and assessment programs of both Corporate INTL Magazine and Global Law Experts.

Click here to download Ms. Donahue's Japanese language bio.


  • B.A., University of Illinois (2004)
    (cum laude)
  • J.D., Loyola University Chicago School of Law (2007)
    (cum laude; Loyola University Chicago Law Journal)


Bar of Illinois
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