American Supercritical Secured $8 Million in Funding

The startup aims to improve data center power efficiency using closed-loop supercritical carbon dioxide technology.

Updated on Sept. 23, 2026 in Data Centers

Isometric editorial illustration of a compact heat exchanger module and industrial pipework, representing data center energy efficiency technology. — Startup American Supercritical raised $8 million in funding to implement high-efficiency gas turbine technology for data centers in the United States. AI Illustration. Upload story photo >

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Should tech companies be required to use greener power sources for their data centers?

American Supercritical emerged from stealth on September 23, 2026, after securing $8 million in funding to retrofit data center gas turbines. The company plans to deploy 10-megawatt units designed to increase power efficiency for energy-intensive artificial intelligence operations.

Why it matters

Data centers face rising energy demands that require more efficient power solutions to manage significant greenhouse gas footprints. This technology seeks to mitigate environmental impact while addressing the substantial electricity needs of modern computing.

The units operate in a closed-loop system using pressurized carbon dioxide to absorb heat from turbine exhaust, potentially increasing turbine efficiency by up to 50 percent. Simple-cycle turbines typically convert 35 percent of energy to electricity.

The players

American Supercritical

This startup focuses on developing supercritical carbon dioxide technology to improve energy efficiency in power generation.

The details

The process employs compact heat exchangers to regulate the temperature of circulating carbon dioxide, allowing for electricity generation without traditional steam cycles. By improving energy conversion rates, the startup intends to help facilities like a Texas data-center plant, currently permitted to emit 33 million tons of greenhouse gases annually, reduce their environmental output.

September 23, 2026: American Supercritical emerged from stealth.
2026: China opened a geothermal plant using supercritical carbon dioxide.
2030: Global investment in data centers is projected to reach $7 trillion.

The Tech Race

This development marks a new application of supercritical carbon dioxide closed-loop power cycles within the data center industry, following a similar geothermal deployment in China. The technology serves as a potential successor to traditional steam-based power systems in high-demand environments.

As data centers adopt more efficient power systems, consumers may see a reduction in the carbon intensity of the artificial intelligence and cloud services they use daily. The technology could eventually stabilize energy costs for large-scale digital infrastructure providers.

The takeaway

Supercritical carbon dioxide technology represents a significant shift toward cleaner and more efficient power management for the computing sector. Stakeholders in digital infrastructure should monitor the commercial scalability of these turbines as a benchmark for future energy efficiency standards.