Kathleen M. Konopka

Kathleen M. Konopka is an Of Counsel attorney in Lieff Cabraser’s New York office who works on Antitrust, Commercial Litigation, and Intellectual Property matters. She has a wealth of experience in the litigation of healthcare and fraud cases.

Prior to joining Lieff Cabraser, Kathleen worked in the New York State Attorney General’s office, where she served as Senior Enforcement Counsel of the Social Justice Division, supervising six bureaus of the NY AG’s office, leading the investigation and litigation of complex civil matters as well as providing advice and mentorship to other attorneys.

Konopka came to the New York AG’s office after serving six years as a Senior Litigator in the Antitrust Division of the Department of Justice in D.C., where she specialized in the investigation and litigation of complex cartel, fraud, and merger matters. At the DOJ, she regularly led large teams of attorneys, economists, and support professionals, providing briefings to division leadership, including the Assistant U.S. Attorney General, and negotiating settlements, consent decrees, and plea agreements on behalf of the United States.

A 1997 graduate of the Northeastern University School of Law, Konopka has served as lead prosecutor in over 40 antitrust and consumer fraud trials, more than 100 grand jury investigations, and more than 20 appellate matters.