Overview
News
Salaries
Products
People
Growth
Offices
Financials

Overview

Hydrostor is a Toronto energy company founded in 2010 that builds advanced compressed air energy storage. Its systems store energy underground for many hours, targeting the long duration gap that batteries cover poorly. The company is developing utility-scale projects in Australia, California and Canada.

News

News pv magazine Global 1 month ago
Hydrostor secures grid connection for 200 MW/1,600 MWh compressed air storage project in Australia
Hydrostor has secured grid connection approval for its 200 MW/1,600 MWh Silver City compressed-air energy storage project in Broken Hill, New South Wales. The eight-hour storage facility will strengthen grid reliability, support renewables, and provide ba
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Blog 1 month ago
Hydrostor reaches key milestone with grid connection approval for Silver City Energy Storage Centre
The post Hydrostor reaches key milestone with grid connection approval for Silver City Energy Storage Centre appeared first on Hydrostor.
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Blog 2 months ago
Hydrostor Secures $230 Million to Progress Advanced Compressed Air Energy Storage Projects
TORONTO, Ontario, AUGUST 12, 2026 - Hydrostor, a global long-duration energy storage (LDES) developer and operator, has secured a $230 million USD equity investment, including previously announced funding from a convertible note that had been committed fr
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Blog 2 months ago
Hydrostor's Willow Rock Energy Storage Center Signs Offtake Agreement with Southern California Community Choice Aggregator
DENVER, Colo., AUGUST 6, 2026 - Hydrostor, a leading global long duration energy storage (LDES) developer and operator, is pleased to announce that the Willow Rock Energy Storage Center has signed a 60 megawatt (MW) offtake agreement with Clean Energy All
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Blog 3 months ago
Open Houses for Local Contractors and Suppliers Show Growing Momentum for Willow Rock Energy Storage Center
Contact Us a Contact Us M Home Projects Technology Company Newsroom Careers Contact Us FollowFollow Back to News Insights Open Houses for Local Contractors and Suppliers Show Growing Momentum for Willow Rock Energy Storage Center 9 July, 2026 Share Follow
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Blog 4 months ago
What Lies Beneath: Unearthing Advanced Compressed Air Energy Storage
The post What Lies Beneath: Unearthing Advanced Compressed Air Energy Storage appeared first on Hydrostor.
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Blog 5 months ago
Hydrostor Announces Development of Advanced Compressed Air Energy Storage Project in Greater Napanee, Ontario
TORONTO, Ontario, May 13, 2026 - Hydrostor, a global long-duration energy storage (LDES) developer and operator based in Toronto, has announced the development of an advanced compressed air energy storage (A-CAES) project in Greater Napanee, Ontario-the Q
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Blog 7 months ago
Leading Global Companies Back Hydrostor's Compressed Air Energy Storage Technology
The post Leading Global Companies Back Hydrostor's Compressed Air Energy Storage Technology appeared first on Hydrostor.
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Blog 8 months ago
Hatch and Hydrostor announce strategic execution partnership and equity agreement to deliver advanced compressed air energy storage
The post Hatch and Hydrostor announce strategic execution partnership and equity agreement to deliver advanced compressed air energy storage appeared first on Hydrostor.
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Blog 8 months ago
Deploying 7 GW of Energy Storage Around the World
The post Deploying 7 GW of Energy Storage Around the World appeared first on Hydrostor.
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People

Curtis Vanwalleghem
Executive Officer, Director
Guy Bentinck
Executive Officer
Jon Norman
Executive Officer
Tom Duckett
Executive Officer
Sarah Skinner
Executive Officer
Chris Phebus
Executive Officer
Patrick Moyer
Executive Officer
Beth Summers
Executive Officer
Jordan Cole
Executive Officer
Elisabeth Hivon
Director
Tom Rand
Director
Ron Miller
Director
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data

Offices

Where the company hires and what each office is for
Cities
1
Hiring now
0
Countries
1
Toronto Canada
HQ
Toronto Office (Global Headquarters)
333 Bay Street, Suite 520, Toronto Ontario M5H2R2
opened 2015 company site

Financials

Total raised
$522M
Latest round
Venture - Series Unknown
Funding rounds
4
Funding rounds
Round Announced Amount
Venture - Series Unknown 2026 $230M Details
Venture - Series Unknown 2025 $55M Details
Venture - Series Unknown 2025 $200M Details
Venture - Series Unknown 2019 $37M Details