More than 50 years of landmark results
Since 1967, Lowey Dannenberg has represented investors and major corporations in complex litigation, recovering billions of dollars on their behalf.Solutions for Complex Cases
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Recent Cases
New York Stock Exchange/Archipelago
Notable
The Firm acted as Co-Lead Counsel for a class of seatholders seeking to enjoin the merger between the New York Stock Exchange and Archipelago Holdings, Inc. Lowey’s representation achieved revised […]
WorldCom
Notable
Lowey Dannenberg’s innovative strategy and aggressive prosecution produced an extraordinary recovery for the New York City Pension Funds in the In re WorldCom, Inc. Securities Litigation, substantially superior to that […]
Philip Services
Notable
After seven years of hard-fought litigation in the District Court and the Second Circuit Court of Appeals, Lowey Dannenberg achieved a $79 million settlement on behalf of United States investors […]
News
Lowey Dannenberg appointed Co-Lead Counsel in Restaurant Depot Data Breach Case
On October 2, 2026, Lowey Dannenberg was appointed Co-Lead Counsel in Vallely v. Restaurant Depot, LLC, No. 26-CV-4880 (FB) (TAM) (E.D.N.Y.).Plaintiffs allege that Restaurant Depot failed to safeguard personal information during a cybersecurity incident, potentially...
Blog
Mass Arbitration: How a Legal Revolution Is Putting Power Back in Consumers’ Hands
By Anthony M. Christina and Patricia Zapata Latzer For decades, corporations have used a clever legal tool to insulate themselves from accountability: the mandatory arbitration clause. Buried in the fine print of nearly every consumer agreement, from credit card agreements to employment contracts,...





