Matthew Eisenstein is a partner in Arnold & Porter LLP's Litigation group. His practice focuses on complex commercial disputes, most notably involving consumer and pharmaceutical products and financial services companies. He has litigated and arbitrated a broad range of matters, including unfair and deceptive trade practices, product liability, antitrust, professional malpractice, administrative procedure act, and breach of contract matters. Mr. Eisenstein routinely advises clients on litigation risk management issues. He also represents companies in government investigations.
Prior to joining Arnold & Porter, Mr. Eisenstein clerked for the Hon. Edmund V. Ludwig in the Eastern District of Pennsylvania. While in law school, Mr. Eisenstein served as an editor of the University of Pennsylvania Law Review.
Litigation Representative Matters
In the past several years, Mr. Eisenstein has:
- Defended a global payments technology company in several class actions involving antitrust claims.
- Represented a product manufacturer in several class actions involving deceptive and unfair trade practices, misrepresentation, and breach of contract claims.
- Represented several pharmaceutical manufacturers in products liability litigation.
- Represented an investment advisory firm in state court and arbitration matters involving fraud, breach of contract and securities claims.
- Represented a historic preservation organization at the trial and appellate levels with respect to its conservation easement program.
- Defended several consumer product manufacturers in civil penalty investigations by the Consumer Product Safety Commission.
- Advised several product manufacturers in implementing nationwide strategies regarding state statutes and regulations.
- Handled a range of pro bono matters, including representing victims of domestic violence in several appellate matters and defending individuals in criminal proceedings.