Acting U.S. Attorney
Jonathan Lenzner is the Acting United States Attorney for the District of Maryland. As the chief federal law enforcement official in the District of Maryland, Lenzner oversees the investigation and litigation of all criminal and civil cases brought in the District on behalf of the United States. He supervises an office of nearly 100 Assistant U.S. Attorneys and approximately 75 support personnel, who handle a high volume of matters including domestic and international terrorism, narcotics trafficking, organized crime, gang violence, public corruption, cybercrime, financial and healthcare fraud, and civil rights violations.
Prior to assuming the position of Acting United States Attorney, Lenzner served as the First Assistant U.S. Attorney in Maryland for two and a half years. In that role, he oversaw the daily operations of the criminal, civil and administrative divisions of the Office and served as the chief deputy to the U.S. Attorney. He also helped create and implement new initiatives to ensure the Office was maximizing its resources and effectiveness, including the creation of an in-house unit of investigative analysts and a system of strategic planning.
Lenzner served as an assistant U.S. Attorney in the District of Maryland from 2010 to 2013, prosecuting public corruption, financial crimes, narcotics trafficking, sex and labor trafficking, and cases involving illegal firearms and violent gangs.
From 2004 to 2010, Lenzner served as an assistant District Attorney in the New York County District Attorney’s Office, where he served in the Trial Division, Sex Crimes Unit and the Major Economic Crimes Division.
In between his service with the U.S. Attorney’s Office, Lenzner served as the CEO of a global risk advisory, corporate investigations and crisis management firm based in Washington, D.C.
Lenzner is a member of the board of overseers of the Benjamin N. Cardozo School of Law, where he also teaches trial advocacy.
He graduated from Trinity College (B.A.) in 1996 and from the Benjamin N. Cardozo School of Law (J.D.) in 2004.