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

Madoff feeder fund
Notable
Lowey Dannenberg served as lead counsel in litigation arising from Bernie Madoff’s Ponzi scheme. On March 15, 2013, the Honorable Colleen McMahon of the United States District Court for the Southern District of New York granted final approval of the $219.9 million settlement.

Xerox
Notable
Lowey Dannenberg served as class counsel, successfully challenging a multi-billion-dollar merger between Xerox Corp. and Affiliated Computer Systems (“ACS”), which overcompensated ACS’ former Chairman Darwin Deason at the expense of other shareholders.

Community Health Systems
Notable
Lowey served as lead counsel representing the New York City Pension Funds and the certified class of investors against one of the nation’s largest hospital systems, Community Health Systems (“CHS”).
News
Lowey Prevails as The Court Denies Amgen’s Motion to Dismiss
On September 30, 2025, the U.S. District Court for the Eastern District of Virginia largely denied Amgen’s motion to dismiss in CareFirst of Maryland Inc. et al. v. Amgen Inc. et al., No. 2:24-cv-00484 (E.D. Va.). In this case, Lowey Dannenberg represents CareFirst…
Blog
A U.S. Official Added a Journalist to a Secret Signal Chat. Here’s What It Teaches Us About Data Privacy.
A simple mistake gave a journalist front-row access to U.S. military secrets. But the real scandal? This kind of breach happens all the time—just not usually by our government. Earlier this week, The Atlantic reported a surprising breach of protocol: a top-level U.S. government official…





