MATERIAL INFORMATION

General Shareholders' Meeting appoints External Auditor for the fiscal year 2017

Ecopetrol S.A. (BVC: ECOPETROL; NYSE: EC) ("Ecopetrol" or the "Company) announces that the General Shareholders' Meeting, held on March 31, 2017, decided to appoint Ernst

& Young as the External Auditor for the fiscal year 2017 for the Company.

Bogota, March 31, 2017

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This release contains statements that may be considered forward looking statements within the meaning of Section 27A of the U.S. Securities Act of 1933 and Section 21E of the U.S. Securities Exchange Act of 1934. All forward-looking statements, whether made in this release or in future filings or press releases or orally, address matters that involve risks and uncertainties, including in respect of the Company's prospects for growth and its ongoing access to capital to fund the Company's business plan, among others. Consequently, changes in the following factors, among others, could cause actual results to differ materially from those included in the forward-looking statements: market prices of oil & gas, our exploration and production activities, market conditions, applicable regulations, the exchange rate, the Company's competitiveness and the performance of Colombia's economy and industry, to mention a few. We do not intend, and do not assume any obligation to update these forward-looking statements.

For further information, please contact: Head of Corporate Finance and Investor Relations

María Catalina Escobar Phone: (+571) 234 5190

E-mail: investors@ecopetrol.com.co

Media Relations (Colombia)

Jorge Mauricio Tellez Phone: (+ 571) 234 4329

E-mail: mauricio.tellez@ecopetrol.com.co

Ecopetrol SA - Empresa Colombiana de Petroleos published this content on 31 March 2017 and is solely responsible for the information contained herein.
Distributed by Public, unedited and unaltered, on 04 April 2017 22:23:14 UTC.

Original documenthttp://www.ecopetrol.com.co/english/documentos/Revisor Fiscal - Ingles.pdf

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