Princeton National Bancorp, Inc. operates as a bank holding company. The company is headquartered in Princeton, Illinois and currently employs 260 full-time employees. As of December 31, 2011, Citizens Bank had 21 offices in 17 different communities in north central Illinois: Aurora, DePue, Genoa, Hampshire, Henry, Huntley, Millbrook, Minooka, Newark, Oglesby, Peru, Plainfield, Plano, Princeton, Sandwich, Somonauk and Spring Valley. Citizens Bank operates a full-service community commercial bank and trust business that offers a range of financial services to customers. Citizens Bank’s services consist primarily of commercial, real estate and agricultural lending, consumer deposit and financial services, and trust, brokerage, insurance, and farm management services.