Arnold & Porter is distinguished by its proficiency across commercial, regulatory, antitrust, product liability, and mass tort disputes. The team is co-led by Kenneth Chernof in Washington DC, whose practice is oriented towards data breach, privacy, and cybersecurity litigation; and James Herschlein in New York, who excels in contractual, product liability, and intellectual property disputes. In DC, key departmental figures include Matt Eisenstein and Robert Katerberg, both experienced in complex commercial and antitrust disputes, and Ben Mizer, who brings considerable depth in constitutional, consumer protection and environmental matters. In New York, Jeffrey Fuisz advises on commercial and life sciences disputes, as well as litigation related to restructuring. From Chicago, John Hagan is recognized for his work in insurance and maritime litigation, while Texas-based Tom Kruse guides clients through commercial and IP disputes, including international arbitrations.
Legal 500 Editorial commentary
Accolades
Client satisfaction: Lawyer & team quality
Client satisfaction: Billing & efficiency
Client satisfaction: Sector knowledge
Client satisfaction: NPS ®
Key clients
- BP plc
- UK P&I Club
- Vail Health
- Smartsheet
- Anthropic PBC
- Nucor Corp.
- Visa
- Dollar Tree
- Epoch Everlasting Play
- Nike
- AstraZeneca
- Altria Group and affiliates including Philip Morris USA
Work highlights
Obtaining a rare dismissal of a nationwide data breach class action MDL against Samsung Electronics America in the District of New Jersey, where plaintiffs asserted class-wide and statutory claims in a 97-count consolidated complaint.
Defeated nationwide product liability litigation involving alleged toxic-fume exposure in aircraft cabins and high-profile crisis and mass-disaster matters in for Airbus.
Defending Visa in multiple high-profile antitrust and consumer protection class actions and multidistrict litigations challenging interchange fees, network rules, and ATM access fee policies under the Sherman Act and various state consumer protection statutes.
Practice head
Kenneth Chernof; James Herschlein
Other key lawyers
Matt Eisenstein; Robert Katerberg; Ben Mizer; Jeffrey Fuisz; John Hagan; Tom Kruse