Company Name: Ecopetrol S.A.

Ecopetrol is an integrated oil & gas company and the largest oil & gas company in Columbia. The company’s activities are located in Brazil, Peru and the United States Gulf Coast. The company also has midstream assets in the form of refineries, pipelines and markets assets and petrochemical plants.

Ticker Symbol: EC (New York Stock Exchange – ADRs)

Ticker Symbol: ECP (Toronto Stock Exchange – ADRs)

Ticker Symbol: ECOPETROL (Bolsa de Valores de Colombia)

Company Website: www.ecopetrol.com.co

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Headquarters: Bogotá, Colombia