Ecopetrol S.A. announced that, to strengthen the team facing the new challenges of the Company, in its board of directors meeting held on August 16, 2023, the following changes were made to the senior management of the Company: María Juliana Albán Durán, Corporate Vice President of Compliance, retired on August 16, 2023. Jaime Caballero Uribe, Corporate Vice President of Finance and Sustainable Value a. Ana Milena López Rocha has been appointed to the position of as Corporate Vice President of Finance and Sustainable Value and will assume such position once she completes her onboarding process to the Ecopetrol S.A. Ana Milena López is the current Vice President of Finance, Strategy and New Business at Cenit Transporte y Logística de Hidrocarburos, a subsidiary of Ecopetrol S.A. She is also a member of the Board of Directors of Banco Davivienda, Ocensa and Seguros Bolívar. She was General Director of Public Credit and the National Treasury, where she was in charge of local and international debt issuances of the Republic of Colombia, as well as th approval of the structuring of Public Private Partnerships at a national level.

She was also in charge of the supervision of state-owned companies and was a member of the boards of directors of Ecopetrol S.A., Interconexión Eléctrica S.A. E.S.P. Isagen S.A. E.S.P. and Financiera de Desarrollo Nacional. Previously, Ana Milena López was Capital Markets Manager at Grupo Bolívar and began her career at JPMorgan in New York and London, where she was a Vice President in the Emerging Markets team. Ana Milena López is an Economist from Harvard University and holds an MBA from Columbia Business School.

As of the date hereof, Ana María Silva Escobar, current Corporate Manager of Ethics and Compliance Affairs of the Corporate Vice-Presidency of Compliance, assumes the position as Corporate Vice-President of Compliance. On August 18, 2023, María Catalina Escobar Hoyos, current Manager of Value Maximization of the Corporate Vice-Presidency of Finance and Sustainable Value, will assume the position of Corporate Vice-President of Finance and Sustainable Value. María Catalina Escobar Hoyos will hold such position until the date in which Ana Milena López Rocha joins Ecopetrol S.A.  On September 1, 2023, Juanita Quintana Valdivieso, current Technology Commercialization Manager of theVice-Presidency of Science, Technology and Innovation will assume the position of Interim Vice-President of Science, Technology and Innovation.

Juanita Quintana Valdivieso will hold such position until a new Vice-President of Science, Technology and Innovation is appointed.