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 Defeats Yodlee’s Motion to Dismiss in FinTech Data Privacy Case
On February 15, 2021, Magistrate Judge Sallie Kim of the U.S. District Court for the Northern District of California granted-in-part and denied-in-part Defendants Yodlee, Inc.’s and Envestnet Inc.’s motions to dismiss under Federal Rule of Civil Procedure 12(b)(6) and…
Blog
Diversity, Discrimination, and Derivative Suits
Shareholder derivative suits are brought by an investor on behalf of the corporation itself. In a derivative case, the plaintiff alleges that the actions of the defendants, typically the company’s officers and directors, have harmed the company and reduced the price of shares. Traditionally, such…





