Jim Brennan is an associate in the Litigation Practice Group, where he represents clients in complex commercial litigation matters in state and federal courts, including antitrust, trade secret, contract and product liability matters. Jim is CIPP/US-certified, and advises clients on data breach, data privacy and cybersecurity disputes involving a variety of federal and state privacy and security laws.

Jim has experience in various stages of litigation, including drafting complaints and counterclaims, managing e-discovery, propounding and responding to written discovery, resolving discovery disputes, interviewing and preparing witnesses for depositions, conducting legal research, and drafting dispositive motions.

As part of his cybersecurity and data privacy practice, Jim represents and advises clients on matters related to the Electronic Communications Privacy Act (ECPA) and analogous state wiretap statutes, the Health Insurance Portability and Accountability Act (HIPAA), the Video Privacy Protection Act (VPPA) and the Illinois Biometric Privacy Act (BIPA), among other laws.

Prior to joining the firm, Jim served as a law clerk for Chief Judge D. Brooks Smith of the US Courts of Appeals for the Third Circuit. Before that, he practiced at an international law firm in New York, specializing in complex commercial litigation. While in law school, Jim served as an executive editor of New York University Law Review.

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  • New York University School of Law, J.D., cum laude, 2019
  • The Ohio State University, B.S., summa cum laude, 2015


  • Ohio, 2022
  • New York, 2020


  • U.S. Ct. of App., Third Circuit
  • U.S. Ct. of App., Sixth Circuit
  • U.S. Dist. Ct., N. Dist. of Ohio
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Speaking Engagements

  • Keynote speaker, “Cyber Security & Legal Technology: Is This the Winning Formula?” Global Legal ConfEx, November 17, 2022.
  • Co-author, “United States of America (USA) – New York and Washington D.C.,” Delos Guide to Arbitration Places, July 2020.
  • Author, “Incident to Service: The Feres Doctrine and the Uniform Code of Military Justice,” The Air Force Law Review, 2020.

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