Pertamina Geothermal Energy Partners with Toyota to Develop Green Hydrogen
Key Takeaways
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JAKARTA, Investortrust.id – PT Pertamina Geothermal Energy Tbk, or PGEO, has signed a joint declaration with PT Toyota Motor Manufacturing Indonesia (TMMIN) to develop Indonesia’s green hydrogen ecosystem.
The partnership marks a step forward in supporting Indonesia’s transition to clean energy and advancing the national goal of Net Zero Emissions by 2060.
Geothermal as a Green Hydrogen Source
Under the agreement, PGEO and TMMIN will explore opportunities to harness geothermal resources to produce green hydrogen. The initiative could eventually support the development of a hydrogen-based electric vehicle ecosystem in Indonesia.
PGEO President Director Julfi Hadi said the initiative is part of the company’s “beyond electricity” strategy, aimed at maximizing geothermal utilization not only for power but also for downstream green industries.
“Although economic viability remains a challenge, we are optimistic that with the right ecosystem and applicable business models, green hydrogen can become a practical solution for clean energy in Indonesia,” Julfi said in a written statement on Tuesday, Sept 23, 2025.
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Building a Foundation for Hydrogen Ecosystem
PGEO expects the partnership to lay a strong foundation for Indonesia’s green hydrogen ecosystem. Beyond decarbonization goals, the initiative is designed to boost the country’s competitiveness in the global energy market.
The joint declaration was signed on behalf of TMMIN by Technical Director Widjanarko. According to Toyota, the collaboration reflects a broader commitment to diversifying energy resilience in the future by developing renewable sources such as geothermal power.
Shared Energy Transition Efforts
Julfi emphasized that Indonesia’s challenge going forward is to deliver a wide range of energy options—from affordable sources to premium low-emission energy—while maximizing domestic resources.
The PGEO–Toyota collaboration builds on previous partnerships that extended beyond renewable energy studies to areas such as lubricants and biodiesel, both integral to Indonesia’s palm oil downstream industry. The two companies have also advanced bioethanol development as an alternative energy source with near-term benefits.
In early September 2025, PGEO launched its Pilot Project Green Hydrogen Ulubelu, which uses geothermal energy combined with energy-efficient electrolysis technology. The facility is designed not only for production but also as a technology learning hub, a platform for commercial feasibility testing, and a market study center to assess future demand.

