Gregory Stamatopoulos

Associate Attorney

  • Focus: Environmental Pollution, Consumer Protection
  • Phone: 313-800-4170
  • Fax: 646-293-7992
  • Detroit Office
    Fisher Building
    3011 West Grand Blvd., 24th Floor
    Detroit, MI 48202

Gregory Stamatopoulos has broad experience representing plaintiffs in complex class action and False Claims Act “qui tam” litigation. Prior to joining Weitz & Luxenberg in 2017, he was an attorney at the New York law firm of Milberg LLP, where he gained invaluable pre-trial, trial, appellate, and e-discovery experience. Over the course of his career, he has litigated cases in both state and federal courts, and has represented plaintiffs in a number of industries including health care, pharmaceutical, and defense. Mr. Stamatopoulos has also represented defrauded investors and consumers.

Among other high profile cases, he has worked on In re Oppenheimer Rochester Funds Group Securities Litigation (D. Colo.), In re Cathode Ray Tube (CRT) Antitrust Litigation (N.D. Cali.), and several class actions stemming from the man-made disaster known as the Flint Water Crisis.

Mr. Stamatopoulos graduated from Michigan State University with a B.A., with honors, in 2006.  In 2010, he earned his J.D. degree from Wayne State University School of Law.

An attorney since 2010, Mr. Stamatopoulos is admitted to practice in the state courts of Michigan and New York. During law school, he served as chairperson of The Free Legal Aid Clinic in Detroit, managing a facility that specializes in providing pro bono family and elder law services to city residents. As an undergraduate from Michigan State University, Mr. Stamatopoulos double-majored in international relations and Russian. 

Mr. Stamatopoulos is a member of the Antitrust, Franchising, and Trade Regulation Section of the State Bar of Michigan.

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