Company lists · Data refreshed September 2026

Top 25 Gravity energy storage companies based in the United States

RevenueBase identified 259 company matches for gravity energy storage companies associated with the United States as of September 2026 and tracks 11,032 professional contacts across them, including 5,631 with verified work emails. Houston is the largest hub.

This list covers company matches for gravity energy storage companies associated with the United States, 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 16, 2026.

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 16, 2026 How this list was built
259Companies
11,032Contacts tracked
5,631Verified emails
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The 25 largest gravity energy storage companies based in the United States

Ranked by team size
Top 25 of 259 company matches for gravity energy storage companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchArlington, VA, United StatesHQ recorded Sep 16, 20261,001-5,0001,863 contacts →

Exact match

“To achieve our mission, we design, deploy, and operate the world’s most advanced modular energy storage products, comprehensive lifecycle services, and AI-enabled asset management…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchReno, NV, United StatesHQ recorded Sep 16, 20261,001-5,0001,281 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchSomerville, MA, United StatesHQ recorded Sep 16, 2026501-1,000807 contacts →

Exact match

“Form Energy is an American company driving innovation in energy technology and manufacturing.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchAlpharetta, GA, United StatesHQ recorded Sep 16, 20261,001-5,000677 contacts →

Exact match

“Stryten Energy helps solve the world’s most pressing energy challenges with a broad range of energy storage solutions across the Essential Power, Motive Power, Transportation…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchDurham, NC, United StatesHQ recorded Sep 16, 2026501-1,000631 contacts →

Exact match

“Strata Clean Energy is a fully integrated energy infrastructure company serving utilities, independent power producers, and hyperscalers navigating the rapid transformation of the…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchEdison, NJ, United StatesHQ recorded Sep 16, 2026501-1,000435 contacts →

Exact match

“Eos is on a mission to build a future with limitless energy-with abundant energy that is reliable enough to fuel humanity’s limitless potential.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchWilsonville, OR, United StatesHQ recorded Sep 16, 2026201-500354 contacts →

Exact match

“ESS, Inc.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchDurham, NC, United StatesHQ recorded Sep 16, 2026201-500271 contacts →

Exact match

“FlexGen delivers the best integrated energy storage systems by taking a functionality and software-first approach.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchCambridge, MA, United StatesHQ recorded Sep 16, 2026n/a264 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchSan Jose, CA, United StatesHQ recorded Sep 16, 2026201-500242 contacts →

Exact match

“Antora Energy delivers affordable, reliable energy to industry, data centers, and the grid.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchTualatin, OR, United StatesHQ recorded Sep 16, 2026501-1,000242 contacts →

Exact match

“Since 2010, Powin has been working to mitigate the economic and environmental impacts of climate change by revolutionizing the way energy is generated, transmitted, and…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchWestlake Village, VA, United StatesHQ recorded Sep 16, 202651-200203 contacts →

Exact match

“Energy Vault® is an integrated power infrastructure platform that builds, owns and operates flexible, reliable energy systems to accelerate time-to-power for utilities…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchAustin, TX, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
14Exact matchAlameda, CA, United StatesHQ recorded Sep 16, 202651-200145 contacts →

Exact match

“We're hiring!”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchNew York, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
16Exact matchAmerican Fork, UT, United StatesHQ recorded Sep 16, 202651-200138 contacts →

Exact match

“Lion Energy is building the future of intelligent energy infrastructure.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchEdison, NJ, United StatesHQ recorded Sep 16, 202651-200128 contacts →

Exact match

“CS Energy is now part of SOLV Energy.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchNewport Beach, CA, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
19Exact matchSan Francisco Bay, CA, United StatesHQ recorded Sep 16, 202651-200117 contacts →

Exact match

“Peak Energy is an American venture setting the standard in low-cost, giga-scale storage for the new era of clean, affordable, and reliable energy.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchAlbany, NY, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
21Exact matchFremont, CA, United StatesHQ recorded Sep 16, 2026201-50099 contacts →

Exact match

“EnerVenue is commercializing energy storage systems designed to behave like infrastructure, prioritizing endurance, safety, and lifecycle economics over short-term optimization.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchUnion City, CA, United StatesHQ recorded Sep 16, 202651-20088 contacts →

Exact match

“Amber Kinetics is the industry-leader in manufacturing flywheel energy storage systems (FESS).”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchBellevue, WA, United StatesHQ recorded Sep 16, 202651-20086 contacts →

Exact match

“Doosan GridTech® has been providing end-to-end energy storage solutions since 2011.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchMiami, FL, United StatesHQ recorded Sep 16, 202651-20083 contacts →

Exact match

“Spearmint Energy is a leading company focused on developing, owning, operating, and optimizing battery energy storage systems ("BESS") to reduce grid volatility and increase…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchBurlingame, CA, United StatesHQ recorded Sep 16, 202651-20075 contacts →

Exact match

“Eolian’s proven and enviable track record is evidenced by the successful funding and development of nearly 30 GW of operating or under-construction energy storage, solar, and wind…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 25 of 259 gravity energy storage companies based in the United States

See the full list, filter by size, metro and specialty, and access 5,631 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Gravity energy storage companies based in the United States at a glance

As of Sep 16, 2026
51.0%Verified-email coverage
42.6Average contacts per company
11-50Median size (employees)
5.8%Largest-city concentration · Houston
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
103
11-50
91
51-200
38
201-500
11
501-1,000
10
1,001-5,000
4
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 259 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “gravity energy 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 5,631 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 16, 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.

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 “gravity energy storage companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many gravity energy storage companies are there based in the United States?

RevenueBase identified 259 company matches for gravity energy storage companies associated with the United States 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?

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

Which city has the most gravity energy storage companies?

Houston leads with 15 company records, followed by New York (13) and Los Angeles (7).

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 5,631 professional contacts with verified work emails tracked across these 259 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 16, 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.