Powering Renewable
Energy Progress

Learn more about Advanced Compressed Air Energy Storage

How can we rely on renewable energy when the wind doesn’t blow and the sun doesn’t shine?
Hydrostor has the answer.

Our company

Hydrostor is a leading global developer and operator of long duration energy storage projects, with a team of dedicated clean energy professionals committed to a proven proprietary technology that can cut carbon pollution at scale.

Advanced Compressed Air Energy Storage

Our investors

Goldman Sachs
Asset Management
Canada Pension Plan
Investment Board
Canoe Financial
ArcTern Ventures
Lorem Partners

Hydrostor is backed by Goldman Sachs Asset Management, Canada Pension Plan Investment Board, and other forward-thinking investors, providing us with the financial strength and security to commit to high impact clean energy projects.

We’re hiring!
Join our team

Our technology

Long duration energy storage is the missing
link to support carbon free electricity

Hydrostor’s Advanced Compressed Air Energy Storage (A-CAES) technology provides a proven solution for delivering long duration energy storage of eight hours or more to power grids around the world, shifting clean energy to distribute when it is most needed, during peak usage points or when other energy sources fail.

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Using compressed air and water to store energy, A-CAES allows grid operators to draw on clean energy, even when there is no sun to fuel solar panels and no wind to generate energy from turbines.

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Hydrostor’s technology has the benefit of using existing technology components and well-established engineering processes in a unique and patented application.

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A-CAES benefits

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Low cost, long life

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Locate where needed

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Proven, reliable equipment

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Customized system design

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Ancillary services

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Emission free