RECOMMENDATIONS:
| · | Have your identity document at hand, and if you are representing other shares, the respective proxy. |
| · | The doors of the auditorium and the registration spots will be opened from 6:30 a.m. onwards. |
| · | Entry of accompanying persons will be allowed only for physically handicapped Shareholders, elder adults and under aged individuals. |
| · | No kits (presents) or food will be provided to the attendees |
For further information please contact:
Shareholders’ and Investors´ Office
Calle 81 No. 19A-18, Edificio Country, Piso 2
Phone: Bogota: 307 70 75; rest of the country: 01 8000 113434
E-mail: accionistas@ecopetrol.com.co
www.ecopetrol.com.co
Bogota, Colombia, September 30, 2011
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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.