BOGOTA, Colombia, Sept. 19, 2012 /PRNewswire/ -- Ecopetrol S.A. (BVC: ECOPETROL; NYSE: EC; BVL: EC; TSX: ECP) announces that it has been included for a second consecutive year in the Dow Jones Sustainability Index-World (DJSI), as reported by the Swiss company Sustainable Asset Management (SAM). The DJSI is one of the main world indicators for monitoring the financial performance of leading companies in terms of three-dimensional corporate sustainability: economic, social and environmental. According to SAM, “the DJSI World 2012/2013 will have 340 components as 41 companies were added to, and 41 firms deleted from the index. Changes will become effective with the opening of the stock markets on September 24, 2012.” The inclusion recognizes Ecopetrol S.A.'s commitment to sustainability practices in the development of its business strategy, notably human capital development, community outreach policies, stakeholder relations, customer management and initiatives for the production of cleaner fuels. For a second consecutive year, Ecopetrol S.A. has been included among the top 10% of companies with the best sustainability performance out of the 2,500 companies trading on stock exchanges and that are part of the Dow Jones world index. To be included and maintained in such globally recognized indicators is one of the goals set forth in Ecopetrol's strategic plan. This achievement is the result of the work carried out by Ecopetrol S.A. for ensuring sustainable operations and reaching its goal of producing one million clean barrels by 2015 and 1.3 million by 2020. Clean barrels refer to operations without accidents or environmental incidents, in conditions of labor normalcy and harmony with stakeholders, and with a Return on Capital Employed (ROCE) of 17%. 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. 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 GiraldoPhone: +571-234-5190 Email: firstname.lastname@example.orgMedia Relations ( Colombia) Mauricio TellezPhone: + 571-2345377 Fax: +571-2344480 Email: email@example.comWebsite: www.ecopetrol.com.co SOURCE Ecopetrol S.A.