Bancolombia S.A. (also known as Grupo Bancolombia; formerly: Banco de Colombia) is a full-service financial institution that provides financial products and services in Colombia, Panama, El Salvador, Puerto Rico, the Cayman Islands, Peru and Guatemala.

Together with its subsidiaries, the Bank provides a range products and services, including savings and investment products, financing, mortgage banking, factoring, financial and operating leases, treasury, comprehensive cash management, foreign currency, insurance, brokerage services, investment banking, asset management and trust services.

As of December 31, 2023, the Bank's consolidated branch network consisted of 938 offices.

[2] In 1929 the bank began trading on the Bolsa de Bogotá.

In 1995 the bank became the first Colombian company to trade on the New York Stock Exchange.