Mark F. Pomerantz is a Founding Principal of Free and Fair Litigation Group and member of its Board. Mark has a long history of service as a federal prosecutor, as well as in private practice at firms both large and small.

Most recently, he was sworn in as a Special Assistant District Attorney in February 2021 to help lead the investigation by Manhattan District Attorney Cyrus Vance into the personal and business finances of former President Donald J. Trump. In that role, he developed evidence that led D.A. Vance in December 2021 to authorize a grand jury presentation that could lead to state criminal charges. Mark resigned from his position, along with his colleague Carey Dunne, two months later when D.A. Vance’s successor reversed that decision.

Previously, Mark served as an Assistant United States Attorney in the Southern District of New York from 1978 to 1982, and from 1997 to 1999, including as Chief of Appeals and the head of the Criminal Division. He has extensive experience as a white-collar defense specialist in private practice, including most recently at Paul Weiss, which he joined as a Partner in 2000. He also served as Chair of the New York City Mayor’s Commission to Combat Police Corruption and was previously on the faculty of Columbia Law School. Mark is a graduate of Harvard College and the University of Michigan Law School, and he clerked for Judge Edward Weinfeld of the U.S. District Court for the Southern District of New York and Justice Potter Stewart of the U.S. Supreme Court.

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