Leslie B. Posnock


Leslie B. Posnock, Esq.


Martin B. Carroll


  • University of Pennsylvania, BA History, Cum Laude graduate (1981)
  • American University, Juris Doctor (1984)
  • Recipient of Dean’s Award for Professional Responsibility as Outstanding Student in the Criminal Trial Clinical Program
  • National Moot Court Finalist.


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State New Jersey
State of Pennsylvania
State of California
U.S. District Court, District of New Jersey
U.S. District Court, Eastern District of Pennsylvania
U.S. District Court, Northern District of California
U.S. Court of Appeals, Third Circuit

LESLIE B. POSNOCK is a partner in the law firm of Schwartz & Posnock. Ms. Posnock, an attorney since 1984, is licensed in the State and Federal Courts of New Jersey, Pennsylvania, and California. Ms. Posnock is a former public defender in Philadelphia and New Jersey and has extensive trial experience. Ms. Posnock has represented individuals in hundreds of cases, involving charges of murder, drugs, sexual assault, mail fraud, wire fraud, theft, forgery, kidnapping, robbery, assault, burglary, Juvenile Court matters, Municipal Court cases (including traffic ticket defense), and driving under the influence trials. She has successfully litigated numerous appeals and petitions for post-conviction relief. She has also represented witnesses before Federal and State Grand Juries, and has obtained expungements for her clients. 

Ms. Posnock was trial and appellate counsel in State of New Jersey v. Alex Grant, an important case in which her client’s indictment for murder was dismissed by the New Jersey Appellate Division. This case has been cited in numerous law review articles, subsequent legal cases, and the New Jersey Court Rules with respect to the right to the presentation of fair and unbiased grand jury testimony. 

Ms. Posnock was also trial and appellate counsel in State of New Jersey v. Shannon Whooley, the first New Jersey Appellate Division decision to address consolidation of Municipal Court cases  occurring in separate jurisdictions for the purpose of obtaining a diversion program. Ms. Posnock’s successful representation of her client in this matter has been cited in numerous legal cases.  

Ms. Posnock has lectured on criminal law topics to the Bar Association of San Francisco Young Lawyers Division, and has written articles on criminal law topics, including “A Model Code of Conduct,” Business Crimes Bulletin, Compliance and Litigation, Vol. 1, No. 3, April 1994. While a student at the University of Pennsylvania, Ms. Posnock worked for the Hon. A. Leon Higginbotham, Judge of the United States Court of Appeals for the Third Circuit.