About Suffolk County District Attorney's Office
The Suffolk County District Attorney's Office is a county government office on Long Island, New York that handles criminal prosecution. Ray Tierney was elected Suffolk County's District Attorney on November 2, 2021, and assumed office on January 1, 2022. The office's stated mission is to prosecute crimes and support victims while working with local, state, and federal law enforcement agencies. Its work covers offenses against state and local criminal law committed within the county, from investigation through prosecution.
About over 500 employees, including Assistant District Attorneys and investigators, carry out these duties. Public-facing services include victim support, records access under New York's Freedom of Information Law, and a discovery portal that supplies defense attorneys with material in active criminal cases. Requests for review of a criminal conviction that occurred in Suffolk County can also be submitted. The office's main address is the William J. Lindsay County Complex in Hauppauge, and it has five locations, with Riverhead among those listed.
| Type | Government office |
|---|---|
| New York offices | Hauppauge, Riverhead |
| Phone | (631) 852-3185 |
| Website | suffolkcountyda.org |
| Registered NY attorneys | 179 |
Organization profile based on its official website and public sources (reviewed October 29, 2026). Attorney list from the New York State Unified Court System registration data. Not affiliated with Suffolk County District Attorney's Office.
Registered attorneys
Robert Petrone Suspended Vershenia Ballance Suspended Marc Tohme Suspended Joseph Mccarthy Currently registered Karla Lato Currently registered Kerriann Kelly Currently registered Joseph Carroll Currently registered Patrick O'Connell Currently registered Keri Herzog Currently registered Richard Northrup Currently registeredRegistration status can change at any time. Confirm any attorney's current status through the official New York Attorney Search.