General Shareholders’ Assembly elected Jorge Gabino Pinzon Sanchez as member of the Board of Directors

General Shareholders’ Assembly elected Jorge Gabino Pinzon Sanchez as member 
of the Board of Directors 
BOGOTA, Colombia, Dec. 6, 2012 /CNW/ - Ecopetrol S.A. (BVC: ECOPETROL; NYSE: 
EC; TSX: ECP ) informs that, in order to fill the vacancy on the fourth seat 
of the Board of Directors, the Shareholders' Assembly, in its extraordinary 
meeting held on December 6th, 2012, elected Jorge Gabino Pinzon Sanchez with a 
majority of the votes. He will hold the seat henceforth. 
(Logo:  http://photos.prnewswire.com/prnh/20090209/ARM001LOGO ) 
Ecopetrol is Colombia's largest integrated oil & gas company, where it 
accounts for 60% of total production. It is one of the top 40 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 Giraldo Phone: +571-234-5190  Email: 
investors@ecopetrol.com.co 
Media Relations (Colombia)  Mauricio Téllez  Phone: + 571-2345377  Fax: 
+571-2344480  Email: mtellez@ecopetrol.com.co 
Website: www.ecopetrol.com.co 
http://www.ecopetrol.com.co 
http://photos.prnewswire.com/prnh/20090209/ARM001LOGO 
SOURCE: Ecopetrol S.A. 
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CO: Ecopetrol S.A.
NI: OIL UTI 2575 WNEWS  
-0- Dec/06/2012 22:33 GMT