Largest companies in Colombia

1. Ecopetrol: Ecopetrol, Colombia's largest oil company, produces a large portion of the country's oil and natural gas production. It is also among the largest oil companies in Latin America.

2. Grupo Éxito: Colombia's largest retail company, Grupo Éxito operates throughout the country with supermarkets, hypermarkets and other retail stores. It is also among the largest retail companies in Latin America.

3. Avianca Holdings: Avianca Holdings, the national airline of Colombia, is one of the largest airlines in Latin America. The company offers flights to more than 100 destinations in 26 countries around the world.

4. Bancolombia: Colombia's largest bank, Bancolombia is among the country's leading financial services providers. The company offers personal and corporate banking, insurance, investment advisory and other financial services.

5. Cementos Argos: Cementos Argos, Colombia's largest cement producer, is among the largest cement companies in Latin America. The company operates in the production and distribution of cement, concrete and aggregate.

6. Pacific Rubiales Energy: Colombia's largest private energy company, Pacific Rubiales Energy focuses on oil and natural gas production. The company is a major player in the energy sector in Latin America.

7. Grupo Bolívar: Colombia's largest financial holding company, Grupo Bolívar operates in banking, insurance, pension funds and other financial services. The company is one of Colombia's leading financial institutions.

8. Sura Asset Management: Sura Asset Management, a Colombia-based asset management company, is one of the largest asset management companies in Latin America. The company provides investment consultancy and asset management services to individual and corporate customers.

9. Grupo Aval: One of Colombia's largest financial holding companies, Grupo Aval operates in banking, insurance, pension funds and other financial services. The company is one of Colombia's leading financial institutions.

10. Nutresa: Nutresa, Colombia's largest food company, operates in the production and distribution of food and beverages. The company has important brands in the fields of chocolate, biscuits, coffee, ice cream and other food products.