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Jason Leventhal, Jr.
Brett Klein

JASON LEVENTHAL
Founding Partner


As a founding partner of Leventhal & Klein, Mr. Leventhal devotes his practice to the prosecution of civil rights cases brought by victims of police misconduct.  Mr. Leventhal also oversees the firm’s criminal defense and personal injury practices. 

Mr. Leventhal began his legal career as Assistant District Attorney with the Richmond County District Attorney’s Office, where he honed his trial skills by prosecuting a wide array of criminal matters.  Mr. Leventhal continued his career as a trial attorney for a multi-national insurance company.

Whether practicing in the State or Federal courts of New York and New Jersey, Mr. Leventhal is a trusted advisor and works hard to get the most favorable results for his clients.

ADMISSIONS

• U.S. District Court for the Southern and Eastern Districts of New York
• U.S. District Court for the District of New Jersey
• The Courts of the States of New York and New Jersey

EDUCATION

• Fordham Law School, J.D.
• Binghamton University, B.A.


BRETT H. KLEIN
Founding Partner


Since co-founding Leventhal & Klein in 2004, Mr. Klein has represented countless victims of government abuse and corruption, including victims of prison rape, excessive force and unlawful strip searches.
Mr. Klein is a member of the Eastern District of New York's Committee on Civil Litigation. He is also a member of the Federal Bar Council, the National Police Accountability Project, and the New York City Police Roundtable. 

Mr. Klein was one of the first attorneys in New York City Corporation Counsel’s Special Federal Litigation Division. This unit was formed to defend the growing number of police brutality and prisoners’ rights cases that were brought against the City under the Giuliani administration. It was here that Mr. Klein was promoted to the position of Senior Counsel, responsible for trying some of the most important, controversial and complex civil rights cases on the City's docket.

ADMISSIONS

• Second Circuit Court of Appeals
• U.S. District Court for the Southern, Northern and Eastern Districts of New York
• U.S. District Court for the District of New Jersey
• The Courts of the States of New York and New Jersey

EDUCATION

• Brooklyn Law School, J.D.
• Binghamton University, B.A.







With law offices in Brooklyn, New York and Staten Island, New York, Leventhal & Klein serves the entire New York City area, including Manhattan, Brooklyn, Queens, Staten Island and the Bronx, as well as Nassau County, Suffolk County, Long Island, Westchester County, Rockland County, Mount Vernon, White Plains and all of New Jersey, including the areas of Essex County, Hudson County, Newark and Jersey City.




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