Exhibit 23.3
Consent of Ryder Scott
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TBPE REGISTERED ENGINEERING FIRM F-1580 | FAX (713) 651-0849 | ||
1100 LOUISIANA SUITE 4600 | HOUSTON, TEXAS 77002-5294 | TELEPHONE (713) 651-9191 |
CONSENT OF INDEPENDENT PETROLEUM ENGINEERS
Ryder Scott Company, L.P. hereby consents to the use of its name and the information from its reports regarding its estimates of reserves and future net revenues from the production and sale of those reserves for the year ending on December 31, 2012 in its Registration Statement on Form F-3 of Ecopetrol S.A. filed with the United States Securities and Exchange Commission in July, 2013.
/s/ RYDER SCOTT COMPANY, L.P.
RYDER SCOTT COMPANY, L.P.
TBPE Firm Registration No. F-1580
Houston, Texas
March 29, 2013