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
Lowey Dannenberg Appointed Co-Lead Counsel in USAA Data Breach Case
On November 17, 2021, Judge Vincent L. Briccetti appointed Lowey Dannenberg, P.C. as one of three Co-Lead Interim Class Counsel representing a proposed class of consumer plaintiffs in In re USAA Data Security Litigation, No. 21-cv-05813 (S.D.N.Y.). The case alleges…
Blog
National Whistleblower Appreciation Day
Living in the United States, we have the luxury of enjoying various national holidays like Labor Day, Memorial Day and Presidents Day. However, many Americans are unaware that there is a National Whistleblower Appreciation Day. On July 30, 2021, the United States celebrated the 243rd anniversary…





