Plum Acquisition Corp. IV and Controlled Thermal Resources Outline a Large-Scale Geothermal and Critical Minerals Platform Plum Acquisition Corp. IV (“Plum IV”) and Controlled Thermal Resources Holdings Inc. (“CTR”) are moving toward a proposed business combination that would create a public company focused on one of the most ambitious geothermal and critical minerals developments in the United States. The combined entity is expected to trade on Nasdaq under the pro forma ticker CTRH, reflecting a platform built around clean baseload power, lithium recovery, and broader critical minerals production. The investor presentation dated August 2026 frames the transaction around CTR’s Hell’s Kitchen project in Imperial County, California, which is presented as a strategically positioned resource opportunity with energy, minerals, infrastructure, and permitting advantages. At the center of the presentation is a clear message: this is not just a power project, and it is not j...
PGEO’s Big Leap: Powering Indonesia’s Green Data Centers with Geothermal Energy
Indonesia’s digital economy is expanding at breakneck speed. With more than 212 million internet users, rapid cloud adoption, AI deployment, fintech growth, and government-led digitalization, the country is witnessing an unprecedented surge in demand for data centers. But behind the glowing screens and humming servers lies a critical question: how will Indonesia power this digital future sustainably?
PT Pertamina Geothermal Energy Tbk (PGEO) believes it has the answer,green data centers powered by geothermal energy.
In a landmark move that could redefine the intersection between energy and digital infrastructure in Southeast Asia, PGEO has unveiled plans to expand its business into geothermal-powered green data centers, a first-of-its-kind initiative in Indonesia. This strategy places geothermal energy not just as a baseload power source, but as a cornerstone of the country’s low-carbon digital transformation.
Why Data Centers Are the New Energy Challenge
Data centers are the invisible backbone of the modern economy. Every online transaction, video stream, AI computation, and cloud storage request depends on massive computing facilities operating 24/7.
However, data centers are also energy-intensive:
They require uninterrupted, stable electricity
Cooling systems consume enormous power
Energy demand grows exponentially with AI and big data
According to national projections, Indonesia’s data center capacity is expected to rise from around 520 MW in 2025 to approximately 1.8 GW by 2030. Alarmingly, about 26% of future industrial electricity demand growth is expected to come from data centers alone.
If powered primarily by fossil fuels, this expansion would significantly increase carbon emissions directly contradicting Indonesia’s climate commitments.
This is where PGEO’s geothermal strategy becomes both timely and transformative.
PGEO’s Vision: Green Data Centers Powered by the Earth
PGEO plans to leverage geothermal energy,one of Indonesia’s most abundant and reliable renewable resources, to supply electricity to green data centers. Unlike solar or wind, geothermal provides:
24/7 baseload power
High reliability and grid stability
Extremely low lifecycle carbon emissions
Minimal land footprint compared to other renewables
For data centers that demand constant uptime, geothermal energy is uniquely suited.
By integrating geothermal power directly into data center infrastructure, PGEO aims to create facilities that are energy-efficient, low-emission, and future-ready, setting a new benchmark for sustainable digital infrastructure in Indonesia.
Strategic Collaboration: Industry Meets Academia
To ensure the success of this ambitious plan, PGEO is not working alone. The company has partnered with:
Indonesia Data Center Provider Organization (IDPRO)
Faculty of Engineering, University of Indonesia (UI)
This collaboration will focus on developing a technical and commercial roadmap for geothermal-powered green data centers. The roadmap will guide the project from concept to implementation, covering aspects such as:
Power integration models
Infrastructure design
Cooling efficiency
Commercial viability
Scalability and replication across regions
According to PGEO’s Director of Exploration and Development, Edwil Suzandi, this initiative represents a strategic breakthrough that opens new opportunities for low-emission digital industries in Indonesia.
Solving Two Problems at Once: Energy Security and Emissions
From an industry perspective, the value proposition is clear.
The Chairman of IDPRO, Hendra Suryakusuma, emphasized that data centers are vital to national digital resilience. By using geothermal energy, Indonesia can simultaneously address two major challenges:
1. Long-term energy availability for digital infrastructure
2. Systemic reduction of carbon emissions
Unlike fossil fuels, geothermal energy offers predictable long-term supply without exposure to fuel price volatility. This stability is particularly attractive for hyperscale data center operators seeking certainty over decades.
Academic Support and Technology Innovation
From the academic side, the University of Indonesia views this initiative as a catalyst for applied research and technology downstreaming.
According to Dalhar Susanto, Vice Dean at the Faculty of Engineering UI, integrating geothermal energy into digital infrastructure opens doors to:
Advanced cooling technologies
Energy efficiency optimization
Smart grid integration
Sustainable infrastructure design
The project is expected to foster innovation that aligns academic research with real-world industrial needs, strengthening Indonesia’s technological competitiveness.
PGEO’s Growing Geothermal Footprint
PGEO is uniquely positioned to lead this transition.
Currently, the company manages:
13 geothermal working areas (WKP)
1 special assignment area
Total installed capacity of approximately 1,932 MW
With ambitions to significantly expand geothermal capacity toward 2030, PGEO’s move into green data centers represents a strategic diversification, extending its value chain beyond power generation into digital infrastructure enablement.
This evolution signals a shift in how geothermal companies operate,no longer just electricity suppliers, but enablers of entire low-carbon ecosystems.
A Blueprint for Indonesia’s Digital Future
PGEO’s green data center initiative aligns seamlessly with Indonesia’s broader goals:
Net-zero emissions commitments
Digital economy expansion
Energy security and resilience
Industrial decarbonization
If successfully implemented, this model could be replicated across geothermal-rich regions, positioning Indonesia as a global leader in sustainable digital infrastructure.
More importantly, it demonstrates how renewable energy,especially geothermal,can move beyond traditional power markets and become the backbone of emerging sectors such as AI, cloud computing, and smart cities.
Final Thoughts: Where Geothermal Meets the Cloud
The convergence of geothermal energy and data centers marks a new chapter for Indonesia’s energy and digital landscape. PGEO’s bold step is not just a business expansion,it is a statement that economic growth, digital progress, and climate responsibility can move forward together.
As the world races toward an increasingly digital future, Indonesia’s decision to power its data infrastructure from deep beneath the Earth may prove to be one of its most visionary moves yet.
For the geothermal sector, this is more than an opportunity,it is a signal that the future of energy lies not only in megawatts, but in how clean power enables the economies of tomorrow. 🌍⚡💻
Source: Pertamina Geothermal
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