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Lisa  Mantella, Esq.


Lisa A. Mantella is Counsel in Leech Tishman’s Litigation, White Collar Criminal Defense & Government Investigations, and Internal Investigations practice groups. Lisa is based in Leech Tishman’s Pittsburgh office where she focuses her practice on government enforcement, internal investigations, criminal defense and corporate compliance.

Lisa’s practice includes the representation of individuals and organizations in law enforcement and regulatory investigations and criminal defense matters. She also offers counsel on the implementation of ethics and compliance programs, and has experience conducing internal investigations. Lisa has extensive trial experience, having tried dozens of jury trials and numerous bench trials.

Before joining Leech Tishman, Lisa served as an assistant district attorney in Allegheny County for over 10 years. During that time, she prosecuted white collar criminal cases involving theft, fraud, corruption, bribery, money laundering, obstruction of justice, embezzlement, and ethics act violations. Lisa was designated as a Special Assistant U.S. Attorney following the federal adoption of an investigation with which she was involved. She worked with detectives in providing legal counsel during complex criminal investigations, including cases involving elected and public officials and high profile matters. She served as a legal advisor to the Allegheny County Investigating Grand Jury in multiple investigations involving individuals and organizations including a hospital and public schools. She was also designated by the District Attorney to handle wiretap matters and assisted law enforcement in obtaining evidence through the use of consensual and nonconsensual wiretaps.


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