OREANDA-NEWS. Ecopetrol S.A. (NYSE: EC; BVC: ECOPETROL; TSX: ECP), will release on July 31, 2014, after markets close, its results for the second quarter of 2014. The earnings release will be available on the following websites: www.superfinanciera.gov.co <http://www.superfinanciera.gov.co>, www.sec.gov <http://www.sec.gov> and www.ecopetrol.com.co <http://www.ecopetrol.com.co>.

On Tuesday, August 5, Ecopetrol's senior management will host two webcasts to review the results of the second quarter of 2014:

Spanish: 9:00 a.m. Bogota

10:00 a.m. New York / Toronto

English: 10:30 a.m. Bogota

11:30 a.m. New York / Toronto

The webcast will be available on Ecopetrol's website: www.ecopetrol.com.co <http://www.ecopetrol.com.co> and at the following links:

http://www.media-server.com/m/p/wum3k32i> (Spanish)

http://www.media-server.com/m/p/vy9w4aug> (English)

Please access the site 10 minutes in advance to download any necessary software and to check the proper operation of the webcast in your browser. We recommend the usage of the latest versions of Internet Explorer (11), Google Chrome and Mozilla Firefox (28).

Contacts:

Investor Relations Department

Phone: (+571) 234 5190

E-mail: investors@ecopetrol.com.co <mailto:investors@ecopetrol.com.co

Ecopetrol is Colombia's largest integrated oil & gas company, where it accounts for 60% of total production. It is one of the top 50 oil companies in the world and the fourth largest oil company in Latin America. The Company is also involved in exploration and production activities in Brazil, Peru and the United States Gulf Coast, and owns the main refineries in Colombia, most of the network of oil and multiple purpose pipelines in the country, petrochemical plants, and is entering into the biofuels business.