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

Shelled Eggs
Antitrust, Commodities
On June 8, Lowey Dannenberg Chairman Vincent Briganti was appointed as Co-Lead Counsel for the Direct Purchaser Plaintiffs in In Re: Shell Eggs Antitrust Litigation, No. 3:26-md-03175-JDP (W.D. Wisc.) Plaintiffs […]

Amitza
Healthcare
Lowey Dannenberg, on behalf of named plaintiff Premera Blue Cross, is leading a class on behalf of Third-Party Payers of Amitiza (Lubiprostone) against Takeda Pharmaceutical Company Ltd. and related entities. […]

Amgen
Health Care, Healthcare
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. […]
News
Three Lowey Dannenberg Attorneys Named as 2025 Pennsylvania Super Lawyers and Rising Stars
Lowey Dannenberg, P.C. is pleased to announce that three of its attorneys were selected for inclusion in the 2025 Super Lawyers and Rising Stars lists for Pennsylvania. The Super Lawyers list recognizes no more than 5 percent of attorneys in each state. The Rising...
Blog
FTC and State Attorneys General Sue Syngenta and Corteva for Agreements with Distributors That Allegedly Cost Farmers Millions in Overcharges
On September 29, 2022, the Federal Trade Commission (“FTC”) and several state attorneys general filed a complaint (“FTC Complaint”) against Syngenta and Corteva alleging anticompetitive conduct with respect to certain active ingredients used in crop protection products, also known as pesticides....





