Exhibit 23.3
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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. (“Ryder Scott”) consents to the references to our firm and our report dated February 23, 2026 (our “Report”) included in Ecopetrol S.A.’s annual report Form 20-F for the year ended December 31, 2025 (the “Annual Report”), the inclusion of our Report as Exhibit 99.1 to the Annual Report and references to and information derived from our Report in the Annual Report, as well as to the incorporation by reference of the consent and our Report in Ecopetrol S.A.’s registration statement on Form F-3 filed with the United States Securities and Exchange Commission on April 19, 2024. Ryder Scott further consents to the references to Ryder Scott as set forth in the Registration Statement under the heading “Experts.”
| Very truly yours, | |
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| RYDER SCOTT COMPANY, L.P. | |
| TBPELS Firm Registration No. F-1580 | |
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| /s/ Mario A. Ballesteros | |
| Mario A. Ballesteros, P.E. | |
| TBPELS License No. 107132 | |
| Managing Senior Vice President | |
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Houston, Texas |
April 27, 2026 |
SUITE 2800, 350 7TH AVENUE, S.W. 633 17TH STREET, SUITE 1700 | CALGARY, ALBERTA T2P 3N9 DENVER, COLORADO 80202 | TEL (403) 262-2799 TEL (303) 339-8110 |