Ecopetrol ADR Representing 20

Ecopetrol S.A. is an oil company. The Company operates in Colombia, Peru, Brazil and the United States Gulf Coast. The Company's segments include Exploration and Production, Transportation and Logistics, and Refining, Petrochemicals and Biofuels. The Company's Exploration and Production segment includes exploration, development and production activities in Colombia and abroad. The Company's Transportation and Logistics segment includes the transportation of crude oil, motor fuels, fuel oil and other refined products, including diesel and biofuels. The Company's main crude oil pipeline systems' operating capacity is approximately 1.34 million barrels per day (BPD). The Company's main refineries are the Barrancabermeja refinery, which it directly owns and operates, and a refinery in the Free Trade Zone in Cartagena that is operated by Reficar S.A., a subsidiary of the Company. The Company also owns and operates two other minor refineries: Orito and Apiay.