Nola Heller, a unit chief at the U.S. attorney’s office for the Southern District of New York, is leaving in June to become a white-collar crime and government investigations partner at Cahill Gordon & Reindel.

Heller, who has served in the Southern District office for 11 years, has been chief of the violent and organized crime unit since August 2015. Before that, she was chief of the general crimes unit. Heller, 38, has prosecuted or supervised more than 2,000 cases involving racketeering, securities fraud, money laundering, bank and wire fraud, tax fraud and cybercrime, the firm said in announcing her hire.