Company lists · Data refreshed September 2026

Top 25 Natural gas fuel cell companies based in the United States

RevenueBase identified 78 company matches for natural gas fuel cell companies associated with the United States as of September 2026 and tracks 4,142 professional contacts across them, including 2,254 with verified work emails. Austin is the largest hub.

This list covers company matches for natural gas fuel cell 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 20, 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 20, 2026 How this list was built
78Companies
4,142Contacts tracked
2,254Verified emails
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The 25 largest natural gas fuel cell companies based in the United States

Ranked by team size
Top 25 of 78 company matches for natural gas fuel cell companies based in the United States, 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 matchSan Jose, CA, United StatesHQ recorded Sep 20, 20261,001-5,0002,221 contacts →

Exact match

“Bloom Energy empowers businesses and communities to responsibly take charge of their energy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchMiddlesex, NJ, United StatesHQ recorded Sep 20, 2026501-1,000488 contacts →

Exact match

“Galileo Technologies is a leading company in the engineering and manufacturing of high-value-added energy solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchCedar Park, TX, United StatesHQ recorded Sep 20, 202651-200157 contacts →

Exact match

“Hyliion is committed to creating innovative solutions that enable clean, flexible and affordable electricity production.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchMidland, MI, United StatesHQ recorded Sep 20, 2026501-1,000141 contacts →

Exact match

“The Freudenberg Group has been inventing components for batteries and fuel cells since the early 1990s.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchHunt Valley, MD, United StatesHQ recorded Sep 20, 202651-200113 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchBolingbrook, MI, United StatesHQ recorded Sep 20, 2026201-50088 contacts →

Exact match

“Hyzon (NASDAQ:HYZN) is a global supplier of high-performance hydrogen fuel cell technology focused on providing zero-emission power to decarbonize demanding industries.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchDurham, NC, United StatesHQ recorded Sep 20, 202611-5078 contacts →

Exact match

“Net Power's (NYSE: NPWR) mission is to transform natural gas into the lowest cost form of clean firm power.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchLivermore, CA, United StatesHQ recorded Sep 20, 202651-20047 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchNorth Haven, CT, United StatesHQ recorded Sep 20, 202611-5043 contacts →

Exact match

“Precision Combustion, Inc.(PCI) is a clean energy technology company developing and manufacturing advanced catalytic devices and systems for energy sector applications.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchComanche, TX, United StatesHQ recorded Sep 20, 202651-20032 contacts →

Exact match

“Powering the future with natural gas.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchBend, OR, United StatesHQ recorded Sep 20, 202611-5030 contacts →

Exact match

“Telecom Backup Power Founded in 1996 as Northwest Power Systems, H2 PowerTech (formerly IdaTech) provides industry leading reformer, hydrogen production, and fuel cell technology…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchCosta Mesa, CA, United StatesHQ recorded Sep 20, 2026501-1,00024 contacts →

Exact match

“Hexagon Agility®, a business of Hexagon Composites, is a leading global provider of clean fuel solutions for commercial vehicles and gas transportation solutions.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchSouthborough, MA, United StatesHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“The era of the internal combustion engine is waning, while the drive to “electrify everything” is accelerating.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchMinneapolis, MN, United StatesHQ recorded Sep 20, 202611-5022 contacts →

Exact match

“Alkane converts gas that would otherwise be flared into power, low carbon fuel, and thermal energy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchMokena, IL, United StatesHQ recorded Sep 20, 202651-20018 contacts →

Exact match

“Ozinga Energy was established in 2012 by Ozinga Bros, Inc to continue expanding their knowledge and use of clean and safe fuels, while improving their own fleet.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Sep 20, 202611-5017 contacts →

Exact match

“Sunbridge Energy Services (“Sunbridge”) is bringing environmentally clean, competitive and reliable alternative fuels – compressed natural gas (CNG), renewable natural gas (RNG)…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchAshburn, VA, United StatesHQ recorded Sep 20, 202611-5016 contacts →

Exact match

“We manufacture and distribute high-pressure, gaseous hydrogen to lower costs, complexity, and carbon.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202611-5016 contacts →

Exact match

“Arco Technologies Inc develops and produces proton exchange membrane (PEM) fuel cell and anion exchange membrane (AEM) electrolyzers.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchLemont, IL, United StatesHQ recorded Sep 20, 20261-1014 contacts →

Exact match

“Building hydrogen for industrial decarbonization with durable and efficient fuel cells and electrolyzers”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchAmerican Fork, UT, United StatesHQ recorded Sep 20, 202651-20014 contacts →

Exact match

“Every day, we’re moving one step closer to a more sustainable and manageable power future.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchBend, OR, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Element 1 is a global leader in the development of clean energy technologies – including advanced hydrogen generation systems for the fuel cell industry.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchSacramento, CA, United StatesHQ recorded Sep 20, 202611-5010 contacts →

Exact match

“Greyrock develops groundbreaking technologies for the direct conversion of natural gas, flare gas, and CO2 into pump-ready transportation fuels.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchLos Angeles, CA, United StatesHQ recorded Sep 20, 202611-509 contacts →

Exact match

“Developing hydrogen fuel cell powerplants for electric propulsion and mobile energy storage.#eMissionH2O”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchCollege Station, United StatesHQ recorded Sep 20, 202611-507 contacts →

Exact match

“FuelCellsEtc specializes in providing highly customized Fuel Cell and Electrolyzer components.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchEagle River, WI, United StatesHQ recorded Sep 20, 202611-507 contacts →

Exact match

“Our goal is to provide you with all the information you need to make informed bladder fuel cell maintenance and replacement choices.”

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

Showing 25 of 78 natural gas fuel cell companies based in the United States

See the full list, filter by size, metro and specialty, and access 2,254 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Natural gas fuel cell companies based in the United States at a glance

As of Sep 20, 2026
54.4%Verified-email coverage
53.1Average contacts per company
11-50Median size (employees)
3.8%Largest-city concentration · Austin
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
36
51-200
12
201-500
4
501-1,000
4
1,001-5,000
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 78 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 “natural gas fuel cell 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 2,254 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.

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 “natural gas fuel cell companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many natural gas fuel cell companies are there based in the United States?

RevenueBase identified 78 company matches for natural gas fuel cell 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?

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

Which city has the most natural gas fuel cell companies?

Austin leads with 3 company records, followed by Fremont (3) and Houston (3).

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 2,254 professional contacts with verified work emails tracked across these 78 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.