WHERE ENERGY STORAGE MEETS COOLING EFFICIENCY

Our flagship technology

ResStor

TM

Redefines cooling by turning the subsurface into a natural thermal battery

THE CHALLANGE

Cooling systems are one of the largest hidden energy consumers in modern infrastructure. Traditional HVAC and cooling systems:

Consume 30–50% of building energy
Waste heat instead of storing it
Create high peak electricity demand
Depend on carbon-intensive power sources
Use large amounts of water

As AI infrastructure expands, cooling demand is becoming one of the largest constraints in digital infrastructure. Thus, it is not a cooling problem only, it is a growth constraint.

THE SOLUTION

ResStor™: A Reservoir Thermal Energy Storage Solution

EnEarthia’s ResStor™ technology integrates with existing cooling systems to store thermal energy underground. Instead of rejecting waste heat into the atmosphere, ResStor™ redirects thermal energy into subsurface formations, creating a long duration thermal storage solution designed for scalable deployment.

This enables:

Lower cooling costs
Reduced electricity demand
Lower carbon emissions
Improved energy efficiency
More reliable cooling performance

TARGET AUDIENCES

Data Center Owners & Developers

Electric Utilities & Grid Operators

Industrial Facilities

Real Estate Developers

District Energy / Cooling Providers

Government & Defense

3–10× HIGHER EFFICIENCY

Rejecting heat into a colder, more stable subsurface environment, reducing the energy required for heat transfer. Also, storing and reusing heat instead of wasting it.

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60–80% LOWER ELECTRICITY USE

Colder subsurface heat sink reduces the temperature lift, so compressors and pumps require far less work to move heat.

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70-75% LOWER
CO2 EMISSIONS

Lower electricity demand reduces reliance on fossil fuel–based power generation, cutting associated CO₂ emissions.

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REDUCED
WATER USAGE

Operating as a closed-loop system and rejects heat to the subsurface, eliminating the need for evaporative cooling.

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HIGHLY SCALABLE

Capacity is increased by adding wells and using widely available subsurface formations, enabling modular deployment across sites and sizes.

Designed for data centers, industrial facilities, campuses, and large-scale cooling applications.

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WHY EnEarthia

EnEarthia combines subsurface engineering, geothermal expertise, and advanced thermal management to address one of the most critical infrastructure challenges of the next decade—efficient, scalable cooling.

Today’s market is fragmented, with solutions that improve performance but fail to solve the full problem. ResStor is different.
It unifies ultra-high efficiency with true scalability by integrating cooling and long-duration energy storage into a single subsurface system. That’s what sets us apart—and positions EnEarthia to lead this emerging category.