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Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.
About Gregory Stamatopoulos
Gregory Stamatopoulos is a partner at Weitz & Luxenberg with broad experience representing plaintiffs in complex class-action and False Claims Act (qui tam) litigation. Before joining the firm in 2017, he practiced at the New York law firm Milberg LLP, where he developed pre-trial, trial, appellate, and e-discovery skills. He has litigated cases in state and federal courts across industries including health care, pharmaceuticals, and defense, and has represented defrauded investors and consumers. Stamatopoulos holds a J.D. from Wayne State University Law School (2010) and a B.A. from Michigan State University (2006). He is admitted in Michigan and New York, and before the U.S. District Court for the Eastern District of Michigan.
Proven verdicts and settlements at Weitz & Luxenberg
These results are credited to Weitz & Luxenberg. A result appears under an attorney's own name only when a published source names them as counsel on the case.
As co-lead counsel in the federal Roundup multidistrict litigation and the first firm to sue Monsanto in 2015, Weitz and Luxenberg helped negotiate a $10.9 billion settlement resolving approximately 125,000 non-Hodgkin lymphoma claims against Bayer-owned Monsanto.
Ellen Relkin served as court-appointed co-lead plaintiffs counsel in the DePuy ASR hip implant MDL, helping negotiate a $2.5 billion settlement for roughly 8,000 patients who required revision surgery after the metal-on-metal device failed.
A New York County jury awarded $117 million to William Durbec and his wife Victoria in May 2025, the largest single-plaintiff asbestos verdict in New York State history, after Durbec developed pleural mesothelioma from asbestos-containing fireproofing he breathed during years of sheet metal work at the original World Trade Center.
A NYCAL jury awarded Romeo Maffei $38 million after finding boiler manufacturer Burnham LLC 85% liable for his asbestos-caused lung cancer, despite his 40-year smoking history.
Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.
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Proven verdicts and settlements from other New York firms
Prior results do not guarantee a similar outcome. Each case is unique and depends on its own facts.