Financial Institutions, Inc. provides banking and financial services to individuals, municipalities,and businesses in New York. The company operates a network of 48 banking offices in Allegany, Cattaraugus, Cayuga, Chautauqua, Chemung, Erie, Genesee, Livingston, Monroe, Ontario, Orleans, Seneca, Schuyler, Steuben, Wayne, Wyoming, and Yates counties.