Bradley Hamburger

Bradley J. Hamburger is a litigation partner in the Los Angeles office of Gibson, Dunn & Crutcher. His practice focuses on class actions and complex litigation in both trial courts and on appeal. He is a member of the firm’s Class Actions, Appellate and Constitutional Law, and Labor and Employment practice groups.

Mr. Hamburger has represented clients in class actions and appeals across many areas of law, including employment, insurance, antitrust, consumer fraud, products liability, legal malpractice, and administrative law. He has briefed dozens of appeals, including cases in the United States Supreme Court, the Ninth Circuit, and the California Supreme Court, and has argued before the Ninth Circuit and the California Court of Appeal.

Mr. Hamburger has significant expertise in seeking interlocutory appellate review of class certification orders under Federal Rule of Civil Procedure 23(f), obtaining enforcement of arbitration agreements, and defending clients against representative actions under California’s Labor Code Private Attorneys General Act. Mr. Hamburger also regularly represents technology companies, and he has substantial experience litigating the application of Section 230 of the Communications Decency Act.

In 2023, Mr. Hamburger was ranked in the California Appellate Litigation category of the Chambers USA guide. In 2022, Law360 recognized Mr. Hamburger as a Rising Star in the Class Action category; BTI Consulting Group included him on its Client Service All-Stars list; and the Los Angeles Business Journal named him to its “Thriving In Their 40’s: LA’s Leaders of Influence” list. The Daily Journal named Mr. Hamburger as one of the top 40 lawyers in California under 40 in 2021. Mr. Hamburger also was part of the team that obtained one of the Daily Journal’s Top Appellate Reversals of 2021, Magadia v. Wal-Mart Associates, Inc., 999 F.3d 668 (9th Cir. 2021).