Jeffrey Sonn, Esq. focuses his practice on complex securities litigation, including high-stakes class actions and investor recovery matters.
Over the course of his career, Mr. Sonn has litigated numerous cases to successful resolution, recovering many millions of dollars on behalf of defrauded investors. Notably, he secured a $50 million final judgment in Katz v. MRT Holdings, a rare merits-based outcome under the Private Securities Litigation Reform Act of 1995.
Mr. Sonn is frequently sought out as a media commentator on securities fraud and Ponzi scheme cases. He has appeared on CNBC, CBS Sunday Morning, BBC Radio, ABC, and MSNBC, offering insight on high-profile financial fraud matters.
He served as a contributing expert for CNBC’s coverage of the Bernard Madoff Ponzi scheme, including the programs On the Money and Scam of the Century: Bernie Madoff and the $50 Billion Heist, and has also been featured on CNBC’s American Greed.






