Kellogg Hansen specializes in complex trial and appellate litigation. Our lawyers have extensive experience representing both plaintiffs and defendants in trials and appeals throughout the United States. We pride ourselves on the exceptional results we achieve for our clients.

Kellogg Hansen’s lawyers possess outstanding credentials. Nearly all of our partners and associates graduated from top-tier law schools and served as law clerks for federal judges; more than a dozen clerked for Justices of the United States Supreme Court. Many of our lawyers have held significant positions in the federal government. Our lawyers have successfully litigated dozens of trials and appeals for our clients.

Kellogg Hansen’s expertise includes complex commercial litigation, Supreme Court and appellate litigation, governmental investigations and white-collar criminal defense, intellectual property litigation, and telecommunications law.

Kellogg Hansen hires only the most talented and motivated lawyers to join us in our fast-paced and challenging practice. Our philosophy is to offer new associates significant responsibility from the outset of their careers.

Matthew M. Duffy

Partner

ph: 202.326.7922
fx: 202.326.7999

Matt Duffy is a litigation and telecommunications partner at the firm. He has significant experience representing plaintiffs and defendants in complex and high-stakes litigation before state and federal trial courts and federal agencies. His practice includes litigating a wide variety of contractual, securities, telecommunications, regulatory, and litigation matters. Matt has briefed and argued dispositive motions and represented clients in all stages of fact and expert discovery. He provides clients advice and counsel with contracts, transactions, and litigation strategies.

Prior to joining Kellogg Hansen in 2015, Mr. Duffy served as a law clerk to the Honorable Kim McLane Wardlaw on the United States Court of Appeals for the Ninth Circuit and the Honorable Charles R. Wilson on the United States Court of Appeals for the Eleventh Circuit. Mr. Duffy graduated from Notre Dame Law School, summa cum laude, where he was first in his class and Executive Editor of the Notre Dame Law Review.

Publications

Note, Chipping Away at the Illinois Brick Wall: Expanding Exceptions to the Indirect Purchaser Rule, 87 Notre Dame L. Rev. 1709 (2012)

Education

University of Notre Dame Law School, J.D., summa cum laude, 2013

Executive Editor, Notre Dame Law Review, Volume 88

Pace University, M.S., 2009

University of Notre Dame, B.A., summa cum laude, 2007

Clerkship

Law Clerk, Judge Kim M. Wardlaw, U.S. Court of Appeals, Ninth Circuit, 2014-2015

Law Clerk, Judge Charles R. Wilson, U.S. Court of Appeals, Eleventh Circuit, 2013-2014