Wells Fargo is a multinational financial services company headquartered in San Francisco, California, and is among the largest banks in the United States by assets. Founded in 1852, it provides a wide range of services including retail and commercial banking, investment management, mortgages, and consumer finance. The bank operates thousands of branches and ATMs across the country and serves millions of customers globally. It is a component of the S&P 500 and plays a significant role in the U.S. financial system.