Zachary Elsea

Mr. Elsea represents clients in high-stakes business litigation and white collar investigations, often involving cutting-edge technological issues and novel legal questions. He has represented Fortune 500 companies, public officials, and individuals in a variety of industries, including financial services, telecommunications, entertainment, real estate, and aerospace.

Representative clients include: T-Mobile USA, Pizza Hut International, media magnate Sumner Redstone, businessman, philanthropist and politician Richard Riordan, and a large New York financial services company.

Whether it be sophisticated financial instruments or nationwide data analysis platforms, Mr. Elsea has significant experience in learning and understanding the complexities of his clients' products and business needs. Other matters have involved briefing novel legal issues, such as whether a particular type of transaction can qualify as a fraudulent transfer, or whether certain California statutes regarding stolen goods include intellectual property and trade secrets.

Mr. Elsea has argued motions and appeals in state and federal courts and has litigated in a wide range of public and private venues. He also maintains an active pro bono practice, and was awarded the Pro Bono of the Year Award by Public Counsel's Appellate Law Program for his successful appeal and oral argument in a housing discrimination case.

Prior to joining Hueston Hennigan, Mr. Elsea was an associate at Irell & Manella LLP. He also served as a judicial clerk to the Honorable Milan D. Smith, Jr., of the United States Court of Appeals for the Ninth Circuit. Before law school, Mr. Elsea was a business management consultant in Washington, D.C.

Outside of the law firm, Mr. Elsea serves on the Board of the Barristers Section of the Los Angeles County Bar Association and is involved in the Harvard Law School Alumni Association of Los Angeles.


  • Represented a large public data and technology company in an eight-day arbitration regarding misappropriation of confidential information.
  • Represented former equity holders and former management of Lake at Las Vegas resort in defense of claims for alleged fraudulent transfer and fraudulent conveyance.
  • Represented a pharmaceutical company's board member in an SEC investigation.
  • Conducted an internal investigation for a large New York financial services firm.
  • Representing T-Mobile USA in a series of patent infringement lawsuits in the Eastern District of Texas.
  • Represented a technology company in a patent infringement action regarding user interfaces, resulting in a favorable jury verdict.
  • Represented a technology company in a complex multi-district patent litigation involving dozens of telecommunications patents.