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

UCSF Class Action
Data Breach and Privacy, Existing Cases
In Doe v. The Regents of the University of California, No. 3:23-cv-00598 (N.D. Cal.), Lowey Dannenberg represents a class of individuals who used the University of California San Francisco Medical Center (“UCSF”) website to book appointments, search for doctors, or took other action on UCSF’s website.
Google Assistant Privacy Litigation
Data Breach and Privacy, Data Privacy
Lowey serves as co-lead class counsel in this certified class action against Google, alleging that Google’s unlawfully and intentionally recorded Plaintiffs’ and Class Members’ confidential communications without their consent through its Google […]

Doe v. Google LLC, 5:23-CV-02431 (N.D. Cal.)
Data Privacy
Lowey serves as Co-Lead Class Counsel representing Plaintiffs and Class Members alleging that Google collected individuals’ health data through sophisticated tracking technology, including Google Analytics, incorporated on the websites of […]
News
Lowey Dannenberg and Co-Counsel File Class Action on Behalf of End-Payors for Immunosuppressive Drug Stelara (Ustekinumab)
On December 7, 2023, Lowey Dannenberg, P.C. and its co-counsel, representing named Plaintiff CareFirst BlueCross BlueShield,filed suit against Stelara manufacturer Johnson & Johnson (“J&J”) in the U.S. District Court for the Eastern District of Virginia. The…
Blog
What is a Securities Class Action?
A security class action is a lawsuit brought on behalf of a group of investors who have suffered a financial loss in a particular security, such as a stock, bond, or investment fund. Typically, the loss occurs because of fraudulent conduct or materially false statements made to investors in SEC…





