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Karly Valenzuela is an associate in McKool Smith Hennigan’s Los Angeles office. She represents clients in complex commercial, white collar, and intellectual property matters. Recent engagements have taken her to France, Honduras, Israel, Luxembourg, Romania, and Switzerland.  

Karly’s experience encompasses both plaintiffs and defendants, and she has experience working both with and opposed to government agencies. She has trial experience, including cross examining adverse witnesses and preparing witnesses and cases for trial. She has also successfully written pleadings and motions and briefed issues at all stages of litigation, including discovery, pre-trial, appeals, and ITC briefing, and she has taken and defended depositions.

Prior to joining the firm, Karly drafted successful motions for summary judgment for intricate patent cases as well as memoranda regarding execution of judgment and enforcement issues, advisory opinions on issues of law or equity, and Walker-process claims. Karly has additional trial experience from working at a criminal defense firm, where she assisted the chief counsel with all aspects of a capital case. Additionally she has experience in government work due to her time as a legal intern in the Chief Counsel’s Office at ATF.

As a law student, Karly was a member of the Columbia Journal of Transnational Law and was a moot court student editor. She was actively involved in the Environmental Law Clinic, where she wrote and filed motions and briefs related to the Clean Water Act.

Before attending law school, Karly was a forensic auxiliary officer at The Pennsylvania State University Police Department, where she documented evidence and assisted with crime scene investigations at campus locations.

She is fluent in Spanish and proficient in French.


Representative Matters

  • ITC. Represents Rovi at the International Trade Commission in patent infringement actions.
  • DFS Monitorship. Appointed monitor of an international financial institution as a result of an enforcement action by the New York State Department of Financial Services. Part of the team conducting a historical review of the institution’s conduct in various different countries.
  • False Claims Act. Representation of relators bringing suits on behalf of the United States and several states.
  • Art-Related Matters. Representation of overseas clients in civil and criminal art-related matters, including allegations of fraud as well as discovery under 28 U.S.C. § 1782 for use in international proceedings.
  • Patent Infringement. Represented companies in patent infringement actions involving IT management solutions, Digital Rights Management technology, and wireless telecommunications.


J.D., Columbia Law School, 2014

  • Harlan Fiske Stone Scholar

B.S., Forensic Biology and Crime, Law, & Justice, The Pennsylvania State University, 2011

Court Admissions

  • State of New York
  • State of California
  • The U.S. District Court for the Southern District of New York
  • The U.S. District Court for the Eastern District of Texas
  • The U.S. District Court for the Central District of California
  • The U.S. Court of Appeals for the Ninth Circuit
  • The Federal Circuit
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