PNC Financial Services (PNC -1.11%) has completed its CEO succession. Effective today, William Demchak is the company's chief executive. He replaces James Rohr, who will stay on with the company in the newly created position of executive chairman.

Demchak has been with the banking group since 2002, when he joined PNC as CFO. He was named head of corporate and institutional banking in 2005 and then promoted to senior vice president in 2009 and head of all PNC businesses the following year. He became president last year and this past February joined the board of directors.

Before his time at PNC, Demchak was head of structured finance and credit portfolio at JPMorgan Chase. At present, he also serves as a director of BlackRock.