Moira Penza is an American attorney best known for serving as the lead prosecutor in the high-profile case against NXIVM founder Keith Raniere, where she secured his conviction on charges including racketeering, sex trafficking, and forced labor conspiracy. A former Assistant U.S. Attorney in the Eastern District of New York, Penza gained national attention for her work dismantling the criminal enterprise behind the self-help organization turned cult. She began her legal career at a prominent law firm and clerked for a U.S. District Court judge. After leaving the Department of Justice, she joined a private law firm and continues to work on complex litigation and investigations.