Atty. Gregory Stamatopoulos

Atty. Gregory Stamatopoulos

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.

Detroit Detroit 16 yrs experience 16 year
Call (313) 800-0534 Book Appointment

Profile Summary

About Gregory Stamatopoulos at a glance

Gregory Stamatopoulos is an Associate Attorney based in Detroit, Michigan, practicing at Weitz & Luxenberg, P.C.. They have 16+ years of legal experience, licensed to practice since 2010. Their practice focuses on consumer and environmental. Admitted to practice in Michigan New York U.S. District Court, Eastern District of Michigan (2010). Educated at Wayne State University Law School (J.D., 2010) and Michigan State University (B.A., 2006). Serands clients in Detroit, MI and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • 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

Practice Areas Explained

Gregory Stamatopoulos's Areas of Practice

Each practice area below reflects the types of cases Gregory Stamatopoulos handles, with a brief overview of what that area of law covers.

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Gregory Stamatopoulos is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in Michigan →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Gregory Stamatopoulos is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Michigan →

Jurisdictional Context

Why local counsel matters in Michigan

Practicing law in Michigan. Legal matters in Michigan are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Detroit are typically filed in the local municipal court or the appropriate Michigan state district court, depending on subject matter and amount in controversy. An attorney licensed in Michigan brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Michigan courts without local counsel or pro hac vice admission.

Looking for additional Michigan attorneys? Browse all attorneys in Detroit or all attorneys in Michigan.

Frequently Asked

Common questions about Gregory Stamatopoulos

Where is Gregory Stamatopoulos's law office located?
Gregory Stamatopoulos's law practice is located in Detroit, Michigan. The firm is Weitz & Luxenberg, P.C.. You can contact the office directly through this profile page.
What practice areas does Gregory Stamatopoulos handle?
Gregory Stamatopoulos focuses on consumer, environmental. Each practice area listed reflects experience handling cases of that type in Michigan.
How long has Gregory Stamatopoulos practiced law?
Gregory Stamatopoulos has 16+ years of legal experience and has been licensed since 2010.
Where did Gregory Stamatopoulos go to law school?
Gregory Stamatopoulos earned their education at (J.D., 2010); (B.A., 2006).
How can I contact Gregory Stamatopoulos for a consultation?
You can contact Gregory Stamatopoulos directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D.
Wayne State University Law School
- 2010
B.A.
Michigan State University
- 2006

Bar Admissions

Michigan New York U.S. District Court, Eastern District of Michigan
Admitted: 2010

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