S&T Bancorp, Inc. operates as the bank holding company for S&T Bank that provides retail and commercial banking products and services to consumer, commercial, and small businesses in Pennsylvania and Ohio. It accepts time and demand deposits; originates commercial and consumer loans; and cash management, brokerage, and trust services, as well as act as guardian of employee benefits. The company also manages private investment accounts for individuals and institutions. In addition, it engages in non-banking activities; and acts as a reinsurer of credit life, accident, and health insurance policies. S&T Bancorp, Inc. was founded in 1902 and is headquartered in Indiana, Pennsylvania.