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 across many substantive areas of law, including employment, consumer fraud, products liability, and antitrust. He has special expertise in seeking interlocutory appellate review of class certification orders under Federal Rule of Civil Procedure 23(f), and has successfully obtained review of significant class certification rulings for multiple clients. He also has substantial experience defending clients against representative actions under California’s Labor Code Private Attorneys General Act.
Mr. Hamburger has also represented clients in a wide range of appellate matters in both state and federal courts around the country, including appeals involving employment law, complex commercial disputes, products liability, legal malpractice and professional liability, arbitration, punitive damages, and patent law. He has briefed over two dozen appeals, and has argued before both the Ninth Circuit and the California Court of Appeal.
Mr. Hamburger was a key member of both the trial and appeal teams in Chevron’s successful RICO action against a U.S. lawyer who fraudulently procured a multi-billion-dollar judgment against Chevron from an Ecuadorian court.
After a seven-week bench trial in the Southern District of New York, the trial judge issued a 485-page decision in Chevron’s favor, the Second Circuit affirmed in full, and the Supreme Court denied certiorari. See Chevron Corp. v. Donziger, 974 F. Supp. 2d 362 (S.D.N.Y. 2014), aff’d, 833 F.3d 74 (2d Cir. 2016), cert. denied, 137 S. Ct. 2268 (2017).
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