PT Medco Energi Internasional Tbk : MedcoEnergi Joins OGMP 2-0 Reinforcing Commitment to Net-Zero Strategy

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PT Medco Energi Internasional Tbk Tel +62-21 2995 3000 The Energy 53rd Fl., SCBD Area Lot 11 A Fax +62-21 2995 3001 Jl. Jend. Sudirman, Jakarta 12190 https://www.medcoenergi.com Indonesia MedcoEnergi Joins OGMP 2.0, Reinforcing Commitment to Net-Zero Strategy Jakarta, 6 November 2025 - PT Medco Energi Internasional Tbk ("MedcoEnergi") announced that its Oil & Gas subsidiary PT Medco E & P Indonesia has joined the Oil & Gas Methane Partnership (OGMP) 2.0, the United Nations Environment Programme's (UNEP) flagship initiative to improve the measurement and reporting of methane emissions in the oil and gas sector. This step is part of MedcoEnergi's sustainability and climate change strategy, demonstrating its commitment to achieving Net-Zero Scope 1 and 2 greenhouse gas emissions by 2050, and Scope 3 by 2060. By joining OGMP 2.0, Medco E&P Indonesia is part of a global community of more than 150 Oil & Gas companies across 90 countries, setting the highest standards of transparency and accountability in methane reporting. Roberto Lorato, CEO of MedcoEnergi, said, "Joining OGMP 2.0 is another milestone in delivering MedcoEnergi's Net-Zero aspiration. Transparent and credible methane reporting is fundamental to our decarbonization pathway, and it reinforces our role as a responsible energy company with global standards." The company has already surpassed its interim 2025 target as emissions have decreased by more than 1.5 million tons of CO ₂ e compared to its 2019 baseline, while continuing to expand renewable energy through geothermal and solar PV developments. By aligning with OGMP 2.0, MedcoEnergi also strengthens Indonesia's energy transition agenda as a Global Methane Pledge participant, helping the country to meet its climate commitments while continuing to provide reliable energy for growth. PT MedcoEnergi Energi Internasional Tbk ("MedcoEnergi") is a leading Southeast Asian energy and natural resources company listed on the Indonesia Stock Exchange (MEDC-IDX). MedcoEnergi has three key business segments, Oil & Gas, Power and Copper Mining. MedcoEnergi explores for and produces oil and gas primarily in Indonesia. The Group operates gas, PV, geothermal and hydro power plants in Indonesia through MedcoEnergi Power and has a non-consolidated interest in PT Amman Mineral Internasional Tbk which operates a large copper and gold mine. This document may contain projections, plans, strategies, policies and objectives of MedcoEnergi which should be treated as forward looking statements within the meaning of applicable law. Forward looking statements, by their nature, involve risks and uncertainties that could cause actual results to differ materially from those expressed or implied in these statements. The Company does not guarantee that any action taken in reliance on this document will bring specific results. For further information please call: Corporate Secretary | Investor Relations | Tel: (62-21) 2995 3000, Fax: (62-21) 2995 3001 Email: [email protected] | [email protected] Website: https://www.medcoenergi.com

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