Old Second Bancorp
Old Second Bancorp (OSBC) is a financial holding company headquartered in Aurora, Illinois, primarily engaged in providing a wide range of banking and financial services through its wholly-owned subsidiary, Old Second National Bank. The company operates within the banking sector, offering services such as commercial and retail banking, mortgage lending, and wealth management. OSBC focuses on serving individuals, small businesses, and commercial clients in the Northern Illinois region, emphasizing personalized service and community engagement.