In 1996 Deputy Chief Holly Lamb graduated from the Allegheny County Police Academy and began her career with the University of Pittsburgh Police Department. Holly worked as a patrol officer and a member of the bicycle patrol unit before being promoted to Sergeant in 2000. She then served as Detective Sergeant in the investigations unit. In 2008 Holly accepted a promotion to Lieutenant and was subsequently elevated to Administrative Lieutenant. In January of 2014, Deputy Chief Lamb was promoted to her current rank.
Deputy Chief Lamb graduated with a Bachelor of Arts degree in Criminal Justice from Ohio Dominican University and was also a member of the women's basketball team.