FirsTech specializes in payment processing solutions. The company serves customers throughout the United States and processes more than 25 million items per year. It operates a sales and service operation in the St. Louis market. FirsTech is a subsidiary of Busey Bank, a bank that is operated by First Busey Corporation. Busey Bank offers a wide range of financial services to individuals and businesses in Illinois, Indiana and Florida. First Busey Corporation is a diversified financial holding company that provides banking, insurance, investment, trust, asset management, mortgage, consumer finance and other electronic financial services through banking centers, the Internet and other distribution channels. FirsTech is headquartered in Decatur, Ill.