Commonwealth's Attorney Mary Pettitt has served in the Commonwealth's
Attorney's Office since 2005. Mary is a native Virginian who graduated
with a business administration degree from the College of William and Mary and from the T.C. Williams School of Law at the University of
Richmond. Prior to working for Montgomery County, she served as a
prosecutor in Roanoke County and Gloucester County.
The Commonwealth's Attorney serves as the Chief Law Enforcement Officer for the County, and prosecutes all felonies and certain misdemeanors and traffic offenses, and advises citizens, law enforcement agencies, and magistrates regarding interpretation of criminal law. The office also consists of assistant commonwealth’s attorneys and support staff