Citi, short for Citigroup Inc., is a global financial services company headquartered in New York City. It provides a wide range of financial products and services, including banking, investment, and wealth management. Citi operates in over 100 countries, serving millions of customers, from individuals to large corporations. Founded in 1812, Citi has grown to become one of the largest banks in the world. It is known for its extensive network of branches and ATMs, as well as its digital banking services. Citi is also involved in various community initiatives and sustainability efforts to support economic growth and development.