1st Source Corporation is a bank holding company that, through its principal subsidiary, 1st Source Bank, delivers consumer and commercial banking services to individual and business customers through 60 banking locations in the Northern Indiana-Southwestern Michigan market area. The Company also competes for business by offering specialized financing services for used private and cargo aircraft, automobiles for leasing and rental agencies, medium- and heavy-duty trucks, construction and environmental equipment. 1st Source also has a number of non-banking subsidiaries engaged in activities closely related to the business of banking.