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. Lisa has experience conducting internal investigations on behalf of a public corporation, private business, government entities and nonprofit organizations. She also offers counsel on the implementation of ethics and compliance programs and is well-versed in representing clients under investigation by state and federal law enforcement and regulatory agencies. Lisa has 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 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. Lisa 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 using consensual and nonconsensual wiretaps.