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
Professional Recommendations
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 merger terms, providing the seatholders with more than $250 million in additional consideration.

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 of any other WorldCom investor in either class or opt-out litigation.

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 of Philip Services Corp., a bankrupt Canadian resource recovery company.
News
Law 360 Names Flo Health Trial Team as Legal Lions of the Week
Following a successful win against Meta in Frasco v. Flo Health, Lowey attorneys Christian Levis, Amanda Fiorilla, Alexis Castillo, and Rachel Kesten were named Legal Lions of the Week by Law360 on August 8, 2025. We congratulate Lowey’s team of “Legal Lions” and all…
Blog
A Company’s Representations Relating to its Cybersecurity Can be the Basis of a Section 10(b) Fraud Action
SolarWinds is a major software company that sells high-end software to governmental and private entities and provides system management tools for network and infrastructure monitoring to hundreds of thousands of organizations around the world. In December 2020, SolarWinds and its customers had…





