Appointments at Ecopetrol

BOGOTA, Oct. 6 /PRNewswire-FirstCall/ — As part of its corporate
strategy, and in an effort to consolidate the team of people it needs to reach
the goals it has established by 2015, Ecopetrol (NYSE: EC) has appointed a new
Vice President of Production and a new Vice President of Transportation.

(LOGO: http://www.newscom.com/cgi-bin/prnh/20090209/ARM001LOGO )

Hector Manosalva Rojas, a Petroleum Engineer, has been appointed as Vice
President of Production. He is a graduate of the Fundacion Universidad de
America, has a specialization in Finance from the Universidad Eafit, and
studied Executive Management at the Universidad de los Andes. Manosalva Rojas
joined Ecopetrol in 1986 and has held a number of positions over the course of
his career at Ecopetrol, including Head of the Division of Planning,
Production Manager in Putumayo, Director of Corporate Social Responsibility,
Advisor to the Office of the President of the Republic for the Protection of
the Energy Infrastructure, and finally Production Manager of the Central
Region for the Office of the Vice President of Production, a position he has
held until this new appointment.

Alvaro Castaneda Caro, a Matallurgical Engineer, has been appointed as
Vice President of Transportation. He is a graduate of the Universidad Libre de
Colombia and has been working with the Office of the Vice President of
Transportation for the past 20 years. He has a specialization in
International Management of Oil and Gas and a Master’s in Administration from
the Universidad Autonoma de Bucaramanga and the Instituto Tecnologico de
Monterrey. Castaneda has held a number of positions over the course of his
career at Ecopetrol, such as Maintenance Engineer, Plant Coordinator, Head of
the Operations Department and Chief of the Centralized Operations Department,
and finally Manager of the Multiple Purpose Pipelines, a position he is
leaving in order to fulfill his new appointment as the Vice President of
Transportation.

Ecopetrol is Colombia’s largest integrated oil company and is among the
top 40 oil companies in the world and the four largest oil companies in Latin
America. Besides Colombia, where it accounts for 60% of total production, the
Company is involved in exploration and production activities in Brazil, Peru
and the United States (Gulf of Mexico). Ecopetrol has the principal refinery
in Colombia, most of the network of oil and multiple purpose pipelines in the
country, and it is considerably increasing its participation in biofuels.

This release contains forward-looking statements relating to the prospects
of the business, estimates for operating and financial results, and those
related to growth prospects of Ecopetrol. These are merely projections and, as
such, are based exclusively on the expectations of management concerning the
future of the business and its continued access to capital to fund the
Company’s business plan. Such forward-looking statements depend,
substantially, on changes in market conditions, government regulations,
competitive pressures, the performance of the Colombian economy and the
industry, among other factors; therefore, they are subject to change without
prior notice.

    Contact us for any additional information:
    Investor Relations
    Alejandro Giraldo
    Phone: +571-234-5190
    Email: investors@ecopetrol.com.co

    Media Relations (Colombia)
    Mauricio Tellez
    Phone: + 571-2345377
    Fax: +571-2344480
    Email: mtellez@ecopetrol.com.co

    Website: www.ecopetrol.com.co

SOURCE Ecopetrol S.A.