Company lists · Data refreshed September 2026

Top 25 Pumped hydro storage companies worldwide

RevenueBase identified 208 company matches for pumped hydro storage companies worldwide as of September 2026 and tracks 9,356 professional contacts across them, including 4,287 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for pumped hydro storage companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026. Country and city lists for pumped hydro storage companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
208Companies
9,356Contacts tracked
4,287Verified emails
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The 25 largest pumped hydro storage companies worldwide

Ranked by team size
Top 25 of 208 company matches for pumped hydro storage companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMumbai, IndiaHQ recorded Sep 20, 20265,001-10,0001,747 contacts →

Exact match

“Avaada Group is a diversified clean energy conglomerate focused on the global energy transition, providing solutions in renewable power generation, solar PV manufacturing, green…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchSelby, United KingdomHQ recorded Sep 20, 20261,001-5,0001,461 contacts →

Exact match

“Drax is enabling a zero carbon, lower cost energy future Drax Group is a renewable and flexible generation energy company engaged in renewable power generation, the production of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchReno, NV, United StatesHQ recorded Sep 20, 20261,001-5,0001,281 contacts →

Exact match

“With over five decades of experience, Ormat Technologies, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchSão Paulo, BrazilHQ recorded Sep 20, 2026201-500275 contacts →

Exact match

“Criada em janeiro de 1998, a Emae – Empresa Metropolitana de Águas e Energia S.A, sucessora da Light e da Eletropaulo, é uma empresa de capital aberto, de direito privado.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchAustin, ON, United StatesHQ recorded Sep 20, 202651-200211 contacts →

Exact match

“Leading the evolution of energy infrastructure, Aypa Power has redefined utility-scale battery energy storage as a critical asset class, supporting grid reliability and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchAustin, TX, United StatesHQ recorded Sep 20, 202651-200188 contacts →

Exact match

“Jupiter Power is putting deep energy storage expertise, proven project execution capability, and significant capital to work to help make the energy transition a reality.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CA, United StatesHQ recorded Sep 20, 202651-200172 contacts →

Exact match

“The Plus Power team, led by seasoned executives from the renewables and energy storage industry, is accelerating the deployment of transmission-connected battery storage…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchBratislava, SlovakiaHQ recorded Sep 20, 2026201-500171 contacts →

Exact match

“NAFTA je medzinárodná spoločnosť s rozsiahlymi skúsenosťami v oblasti podzemného skladovania zemného plynu a zároveň slovenským lídrom v prieskume uhľovodíkov.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchAccra, GhanaHQ recorded Sep 20, 2026201-500160 contacts →

Exact match

“hydropower generation”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchNew York, United StatesHQ recorded Sep 20, 202651-200143 contacts →

Exact match

“Convergent Energy and Power manages all aspects of energy storage development for its grid operator, utility, and industrial customers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 20, 202651-200142 contacts →

Exact match

“Statera Energy is a UK-based energy company that develops, owns, and operates flexible generation, battery storage, pumped hydro and green hydrogen projects.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchBurlington, MA, United StatesHQ recorded Sep 20, 202651-200124 contacts →

Exact match

“FirstLight Power (FirstLight) is a leading clean power producer, developer, and energy storage company serving North America.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchNewport Beach, CA, United StatesHQ recorded Sep 20, 202651-200119 contacts →

Exact match

“Focused on sustainability and innovation, esVolta develops, owns, and operates reliable utility-scale energy storage assets across the entire lifecycle - delivering value for…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchToronto, ON, CanadaHQ recorded Sep 20, 202651-200118 contacts →

Exact match

“Hydrostor is a leading developer and operator of long-duration energy storage systems.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchBeijing, ChinaHQ recorded Sep 20, 20261,001-5,000115 contacts →

Exact match

“Beijing HyperStrong Technology Co, Ltd.(HyperStrong, 688411.SH) is a global leading provider of energy storage solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchAlbany, NY, United StatesHQ recorded Sep 20, 202651-200114 contacts →

Exact match

“Key Capture Energy identifies, develops, constructs and operates energy storage solutions to foster greater deployment of renewable energy, create a more stable electric grid, and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchLaufenburg, GermanyHQ recorded Sep 20, 2026201-50077 contacts →

Exact match

“Schluchseewerk AG is the leading company concerning pumped hydro storages in Germany and owns 25% of the installed power.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchKnaresborough, United KingdomHQ recorded Sep 20, 202651-20073 contacts →

Exact match

“Founded in 2010, Harmony Energy is one of the UK’s leading developers, owners and operators of utility-scale battery energy storage.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBrisbane, AustraliaHQ recorded Sep 20, 202651-20068 contacts →

Exact match

“Ark Energy is an Australian company specialising in the greenfield development and operation of utility-scale wind and solar energy generation, battery energy storage systems and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSalt Lake City, United StatesHQ recorded Sep 20, 202651-20067 contacts →

Exact match

“rPlus is a team of committed energy industry professionals working together to develop large-scale renewable energy generation and electric storage projects in the United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchCharlottesville, VA, United StatesHQ recorded Sep 20, 202611-5062 contacts →

Exact match

“East Point Energy develops, builds, owns, and operates grid-scale energy storage projects.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchBerlin, GermanyHQ recorded Sep 20, 202611-5061 contacts →

Exact match

“At Terra One, we are pioneers in driving Europe's transition to climate neutrality through cutting-edge battery storage solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchKabwe, ZambiaHQ recorded Sep 20, 202651-20051 contacts →

Exact match

“Lunsemfwa Hydro Power Company Limited is a Hydro Electric Power Company based in Kabwe Zambia”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchUnited StatesHQ recorded Sep 20, 202651-20048 contacts →

Exact match

“Triton Power is a private independent power generating company with a capacity of 1.35GW.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchMiranda Do Douro, PortugalHQ recorded Sep 20, 202651-20046 contacts →

Exact match

“Esta página deixou de ser atualizada regularmente.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 208 pumped hydro storage companies worldwide

See the full list, filter by size, metro and specialty, and access 4,287 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pumped hydro storage companies worldwide at a glance

As of Sep 20, 2026
45.8%Verified-email coverage
45.0Average contacts per company
11-50Median size (employees)
2.9%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
94
11-50
63
51-200
31
201-500
8
501-1,000
1
1,001-5,000
7
5,001-10,000
2
10001+
2

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for pumped hydro storage companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “pumped hydro storage companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 4,287 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Pumped hydro storage companies by location

1 lists · largest first

Every Pumped hydro storage companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “pumped hydro storage companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pumped hydro storage companies are there worldwide?

RevenueBase identified 208 company matches for pumped hydro storage companies worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Avaada Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most pumped hydro storage companies?

The United States leads with 37 companies. Every pumped hydro storage companies list by country and city is linked on this page.

Which city has the most pumped hydro storage companies?

New York leads with 6 company records, followed by London (5) and Calgary (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 4,287 professional contacts with verified work emails tracked across these 208 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.