Samantha Stein

Samantha Stein

  • Partner
  • San Francisco
she / her / hers



Samantha is a Partner in Hausfeld’s San Francisco office, specializing in complex litigation, class actions, and antitrust enforcement. She primarily represents small businesses and consumers in several major class actions. As a result of this work, SuperLawyers has ranked her a “Rising Star” in Antitrust Law every year between 2018-2021.

In her practice, Samantha has dealt with issues ranging from complex econometric modeling and expert work to managing relationships with leniency applicants under the Antitrust Criminal Penalty Enhancement and Reform Act to managing reviews of millions of documents produced in discovery. Samantha has argued in Federal Court, briefed numerous motions, and led discovery in multiple complex cases. Samantha has other important experience in complex litigation as well, including working as part of a trial team that brought multi-state consumer protection claims before a jury in federal court, as well as having worked on briefing and appellate arguments before the Ninth Circuit Court of Appeals.

Prior to representing clients at Hausfeld, Samantha worked in the federal court, completing a two-year judicial clerkship in the United States District Court for the Northern District of California with the Honorable Magistrate Judge Maria-Elena James. Samantha was also a judicial extern in Northern District Court with both Magistrate Judges Donna Ryu and Maria-Elena James. During this time in the Northern District of California, Samantha gained exposure and experience in a wide variety of civil and criminal cases and a diversity of legal and case management issues.

In addition to her case work, Samantha is a member of the firm’s Diversity, Equity, and Inclusion Committee and actively promotes social justice initiatives within the firm. Samantha also supports and promotes Hausfeld’s climate justice work wherever possible.


Samantha’s current clients include both large and small businesses as well as consumers.