• Georgetown University Law Center (J.D., 2017) Order of the Coif
  • Biola University (B.A., 2014, Political Science) summa cum laude
  • Hon. Jay S. Bybee, U.S. Court of Appeals for the Ninth Circuit
  • California

Justin Greer is a litigator whose practice focuses on high-stakes business disputes and complex commercial litigation. Mr. Greer manages all stages of litigation, from pretrial through appeal, for a wide variety of clients.

Before joining Hueston Hennigan, Mr. Greer was an associate at Irell & Manella LLP, where he represented individuals and companies in complex commercial, intellectual property, and appellate litigation matters.

During law school, Mr. Greer served as a student attorney in Georgetown’s Appellate Litigation Clinic, where he drafted merits briefing and presented oral argument before the United States Court of Appeals for the Eleventh Circuit, ultimately obtaining a favorable outcome for his client. He was also the executive projects editor of the Georgetown Law Journal’s Annual Review of Criminal Procedure, and he received CALI awards in Criminal Justice and Evidence.


Represent Peloton Interactive, Inc. in a patent infringement and false advertising matter against NordicTrack maker, Icon Health & Fitness Inc.

Represent Peloton Interactive, Inc. in a patent and trademark infringement matter against competitor Echelon Fitness.

Represent a major laboratory in a HHS-OIG investigation of billing and compensation practices related to the Anti-Kickback Statute and the False Claims Act.

Represented a leading American media and entertainment company in a matter involving copyright ownership of remastered sound recordings.

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Defended a global footwear retailer against allegations that its product designs infringed several competitors’ trademarks and design patents.

Represented former board members and CEO of an investment holding company in a matter involving breach-of-fiduciary-duty claims.

Represented a pro bono client in a breach-of-contract matter in California state court. After completion of summary-judgment briefing, negotiated and obtained a favorable settlement for the client.