COWI and Sinotech Team Up on Taiwan’s Super-Hot Geothermal Potential Taiwan’s geothermal story is moving from possibility to execution, and the COWI-Sinotech collaboration is a sign that the sector is entering a more serious phase of development. The partnership is focused on unlocking super-hot geothermal resources, which could improve project economics and expand the country’s clean-energy options. Introduction Geothermal has long been one of Taiwan’s most intriguing renewable resources because the island sits on active tectonic terrain with strong heat potential. What has held the sector back is not a lack of heat, but the difficulty of converting that heat into bankable projects at scale. The new collaboration between COWI and Sinotech points to a more technical, internationally connected approach to solving that problem. Why Taiwan Matters Taiwan has ambitious decarbonization goals, and geothermal fits neatly into the need for firm, low-carbon power. Unlike solar and wind, geother...
Chevron seeks buyer for Lampung geothermal stake
Chevron is reportedly looking for a buyer for its stake in the Lampung geothermal project, a move that could reshape one of Indonesia’s more closely watched geothermal developments. The asset is tied to PT Cahaya Anagata Energy, the joint venture formed by Chevron and Pertamina Geothermal Energy to develop the Way Ratai geothermal working area in Lampung.
That headline matters because Lampung is not just another exploration block. It sits inside Indonesia’s wider push to expand geothermal power, one of the country’s most important clean-energy resources, while also reflecting Chevron’s long-running pattern of portfolio rotation in the geothermal sector.
Why the Lampung asset matters
The project in question is the Way Ratai geothermal working area in Lampung, where Chevron and Pertamina Geothermal Energy agreed to cooperate through a new local entity. Pertamina Geothermal Energy’s project page identifies the site as Wai Ratai, reinforcing that this is the same development area being discussed in the current sale report.
From an industry perspective, this is important because early-stage geothermal projects can be highly strategic. Once exploration rights, local partnerships, and development agreements are in place, the asset begins to carry both optionality and risk: optionality if exploration proves successful, and risk if drilling costs, resource quality, or financing become difficult.
Lampung also matters geographically. Indonesia remains one of the world’s most geothermal-rich markets, and projects there can attract attention from both strategic energy companies and specialist developers looking for long-duration renewable assets. A stake sale in such a project can therefore signal more than a simple exit; it can also indicate a broader shift in how a multinational wants to allocate capital.
Chevron’s changing geothermal strategy
Chevron is not new to geothermal, and it is not new to asset sales. The company announced the sale of its geothermal operations years ago, and reports at the time said buyers were considering Chevron’s Asian geothermal assets. That history gives the latest Lampung report added credibility as part of a longer strategic pattern rather than an isolated event.
The current report says Chevron is seeking a buyer for its stake in PT Cahaya Anagata Energy. The business logic is easy to follow: geothermal can be attractive, but it also requires patient capital, deep subsurface expertise, and a tolerance for exploration risk before cash flows arrive. For a large integrated energy company, that can make a minority or non-core stake less compelling than redeploying capital elsewhere.
This does not necessarily mean Chevron is abandoning geothermal altogether. It may simply be changing how it participates in the sector, preferring exits, partnerships, or selective exposure rather than direct development ownership. That distinction matters for investors and project-watchers, because it suggests the company still sees value in the asset class, even if the specific holding no longer fits its priorities.
Project structure and ownership
The project structure appears to center on a joint venture between Chevron and Pertamina Geothermal Energy. Pertamina Geothermal Energy states that the ownership split in PT Cahaya Anagata Energy is 40% for PGE and 60% for Chevron. That makes Chevron the majority shareholder in the joint venture, which is especially notable if it is now shopping its position to another buyer.
The partnership began to take shape after the consortium won the Way Ratai geothermal field opportunity from the Indonesian authorities. Later, Chevron and PGE signed cooperation agreements intended to support the creation of the local business entity and the handling of exploration commitment funds. In practical terms, this is the kind of structure often seen in geothermal markets where national champions and foreign developers combine local access with technical and financial capability.
If Chevron does sell, the buyer would likely inherit not just equity in a project company but also exposure to a development process that is still early in the lifecycle. That can be attractive to companies seeking entry into Indonesia, but it also means the buyer must be comfortable with drilling uncertainty, regulatory coordination, and long lead times before power generation begins.
Investor angle
For investors, the reported sale is worth watching for three reasons. First, it may offer a discounted entry point into a geothermal project with strategic location value in Indonesia. Second, it may reveal who still wants exposure to geothermal when the asset is not yet producing power. Third, it may show whether regional developers are becoming more active in acquiring international majors’ non-core clean-energy holdings.
The speculation around Chevron’s Asian geothermal assets is not new. Back in earlier market reporting, multiple potential buyers were said to be weighing bids, and the asset package was then described as potentially worth billions of dollars. While that older deal context is not the same as the current Lampung stake situation, it does show that Chevron’s geothermal portfolio has long been viewed as monetizable by the market.
For project finance watchers, the key question is whether a new buyer would bring stronger development appetite than Chevron currently does. In geothermal, ownership changes can reset momentum if the incoming partner has deeper project development focus, better local alignment, or a higher risk tolerance for drilling campaigns. In that sense, a sale can be either a pause or a catalyst.
Indonesia’s geothermal backdrop
Indonesia is one of the most important geothermal markets in the world, and the Lampung project fits into that broader national story. The country has long sought to expand geothermal generation as part of its clean-energy mix, while local projects often depend on a combination of international technical expertise and domestic strategic ownership.
That context makes the Chevron report meaningful beyond the fate of one JV stake. If a global major is willing to exit or reduce exposure in a promising Indonesian geothermal asset, that can affect how other foreign companies think about development timelines, risk sharing, and capital discipline in the market. It may also create room for Indonesian players or regional investors to step in.
At the same time, the country remains attractive because geothermal resources can provide stable, dispatchable renewable power in a way that solar and wind cannot fully replicate on their own. That makes projects like Way Ratai strategically valuable even before drilling confirms the full size of the resource. In investor terms, the asset sits at the intersection of energy transition policy and subsurface geology.
What to watch next
The immediate question is who, if anyone, will buy Chevron’s stake. A sale could bring in a specialist geothermal company, another strategic utility, or a regional energy investor looking for an entry into Indonesian development. The identity of the buyer will tell us whether the market still values exploration-stage geothermal assets at a premium or whether the appetite is more cautious now.
The second question is whether the reported process leads to any restructuring of the PGE-Chevron relationship. If Chevron exits, PGE may need to adjust the development roadmap, financing structure, or partner mix. If a new partner enters, the project could gain fresh momentum, especially if that partner brings drilling expertise or more aggressive capital deployment.
The third question is broader: does this mark another step in Chevron’s gradual withdrawal from geothermal ownership, or simply a portfolio reshuffle around one Indonesian project? The answer will matter to anyone tracking how major oil and gas companies approach renewables in practice rather than in press releases.
Why this story resonates
This is not just a corporate transaction story. It is a reminder that geothermal development depends on a very specific mix of technical capability, patient capital, and strategic commitment. When one of the biggest names in energy looks for a buyer, it often means the asset still has value, but not necessarily value for its current owner.
That is why the Lampung stake is interesting. It sits in a strong geothermal country, it involves a respected local partner, and it has already moved through the early stages of project formation. Yet it also illustrates the hard reality of geothermal: discovery, drilling, and development are expensive, and not every company wants to hold that risk through the full cycle.
For readers following geothermal markets, the report is a useful signal. It shows that even in a promising sector, ownership can change quickly when strategy, capital discipline, and project timing no longer line up. In that sense, Chevron’s reported search for a buyer is as much about energy strategy as it is about one stake in Lampung.

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