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

Roche v. Aetna, Inc.
Healthcare, Notable
Lowey Dannenberg is defending Aetna in a class action related to state anti-subrogation laws. Minerley v. Aetna Inc., et al., 13-cv-1337 (D.N.J.). Lowey Dannenberg has defended and won dismissal of several similar class action lawsuits against health insurance clients: Wurtz v. Rawlings Co., LLC, 2016 WL 7174674 (E.D.N.Y. Nov. 17, 2016); Meek-Horton v. Trover, et al., 910 F.Supp. 2d 690 (S.D.N.Y. 2013); Potts v. Rawlings Co. LLC, 897 F.Supp. 2d 185 (S.D.N.Y. 2012).

Federated Investment Management Company, et al., v. Republic of Argentina
Antitrust
Lowey obtained emergency injunctive relief on behalf of Federated Investors, one of the largest investment firms in the country with over $363 billion in assets under management, preventing the Government of Argentina from canceling outstanding bonds with a face value of more than $500 million, which had been erroneously tendered by those bondholders. Federated Investment Management Company, et al., v. Republic of Argentina, et al., 10 Civ. 4324 (S.D.N.Y. 2010) (Griesa, J.).

Juniper Networks
Notable
Lowey Dannenberg served as lead counsel, representing the New York City Pension Funds and related class members, alleging that Juniper Networks, Inc. fraudulently concealed the backdating of millions of stock options, resulting in a $900 million financial restatement.
News
Consumer Alert: Lowey Dannenberg, P.C., Investigates Claims Against Toyota Motor Corporation
NEW YORK, Jan. 3, 2023 – Lowey Dannenberg P.C. is investigating consumer claims for potential violation of consumer protection statutes by Toyota Motor Corporation (“Toyota” or the “Company”). If you purchased a vehicle from Lexus (Toyota’s subsidiary) or Toyota, the…
Blog
What is Meta Pixel and What Does it Know About Me?
The Meta Pixel is a piece of software that Meta Platforms, Inc. (“Meta”), the parent company of Facebook, uses to monitor and monetize individuals’ activities on the Internet. The Pixel, which Meta has used and refined since 2013, is a snippet of code embedded on a third-party website that tracks…





