Bob Cranmer was born in Pittsburgh, graduating from Brentwood High School in 1974 and Duquesne University in 1978. He then entered the US Army as a second lieutenant and served with the 101st Airborne Division and in Washington, DC. In 1986, Bob went to work for AT&T and returned to Pittsburgh. Entering politics, he was elected Allegheny County Commissioner in 1995, serving as chairman. He was instrumental in a major development plan for Pittsburgh involving the construction of two sports stadiums and a new convention center. Bob currently runs a firm providing government relations.