Banca Popolare di Sondrio is an Italian cooperative bank founded in 1871, headquartered in Sondrio, Lombardy. It primarily serves the regions of northern Italy, offering a range of financial services including personal and business banking, loans, and investment products. The bank emphasizes local development and community support. As a cooperative institution, Banca Popolare di Sondrio operates on the principle of mutual assistance, allowing customers to become members and participate in decision-making. The bank is known for its commitment to sustainable finance and social responsibility, aiming to foster economic growth in the areas it serves.