Company lists · Data refreshed September 2026
Top 25 Fuel cell electrolyzer manufacturers based in the United States
RevenueBase identified 70 company matches for fuel cell electrolyzer manufacturers associated with the United States as of September 2026 and tracks 1,495 professional contacts across them, including 661 with verified work emails. Bend is the largest hub.
This list covers company matches for fuel cell electrolyzer manufacturers 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.
The 25 largest fuel cell electrolyzer manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 346 contacts → | ||||
Exact match “Electric Hydrogen manufactures, delivers and commissions the world’s most powerful electrolyzers to make clean hydrogen projects economically viable today.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 113 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 88 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 16, 2026 · View company records in RevenueBase | |||||
| 4 | 76 contacts → | ||||
Exact match “Verdagy is innovating advanced electrolysis technology for the large-scale production of clean hydrogen.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 47 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 45 contacts → | ||||
Exact match “Fourier is working on making on-site Hydrogen universally accessible.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 41 contacts → | ||||
Exact match “Founded in 2020, EVOLOH Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 35 contacts → | ||||
Exact match “Ecolectro is revolutionizing green hydrogen production with our groundbreaking Anion Exchange Membrane (AEM) technology, enabling affordable and sustainable hydrogen generation…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 32 contacts → | ||||
Exact match “Infintium Fuel Cell Systems is an original designer and manufacturer of the next generation of zero emission Hydrogen Power Cells for motive applications.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 31 contacts → | ||||
Exact match “Our mission is to accelerate the transition to a clean energy economy.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 30 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 16, 2026 · View company records in RevenueBase | |||||
| 12 | 26 contacts → | ||||
Exact match “The global energy transition to hydrogen is here, and Versogen is boldly leading the way.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 25 contacts → | ||||
Exact match “Hyperion Companies was founded in 2011 with the goal of bringing a new wave of clean energy to the market in the form of hydrogen.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 20 contacts → | ||||
Exact match “Aepnus Technology is reinventing chemical manufacturing to eliminate waste and secure domestic supply chains.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 19 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 16 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 16, 2026 · View company records in RevenueBase | |||||
| 17 | 14 contacts → | ||||
Exact match “Building hydrogen for industrial decarbonization with durable and efficient fuel cells and electrolyzers” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 11 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 16, 2026 · View company records in RevenueBase | |||||
| 19 | 9 contacts → | ||||
Exact match “For marine applications such as electrical generators on ocean-going vessels, main propulsion for inland / coastal vessels, and power for refrigerated containers,hydrogen-powered…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 9 contacts → | ||||
Exact match “Developing hydrogen fuel cell powerplants for electric propulsion and mobile energy storage.#eMissionH2O” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 9 contacts → | ||||
Exact match “Splitwaters is the leading electrolyzer manufacturer and engineering, procurement, and construction (EPC) company in Houston, TX, and has revolutionized the way green hydrogen…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 8 contacts → | ||||
Exact match “AquaHydrex is commercializing the ideal water electrolysis platform for producing Green Hydrogen.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 7 contacts → | ||||
Exact match “FuelCellsEtc specializes in providing highly customized Fuel Cell and Electrolyzer components.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 5 contacts → | ||||
Exact match “FC Renew is a pioneering company specializing in innovative fuel cell renewal processes that extend the operational lifespan of hydrogen fuel cells without dismantling or…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “Agastya Hydrogen is an Indian multinational clean energy technology company pioneering cost-effective, high-efficiency AEM electrolyzers, modular hydrogen refuelling stations, and…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “fuel cell electrolyzer manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 70 fuel cell electrolyzer manufacturers based in the United States
See the full list, filter by size, metro and specialty, and access 661 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Fuel cell electrolyzer manufacturers based in the United States at a glance
As of Sep 16, 2026Companies by employee count
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 70 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 “fuel cell electrolyzer manufacturers” 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 661 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 “fuel cell electrolyzer manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many fuel cell electrolyzer manufacturers are there based in the United States?
RevenueBase identified 70 company matches for fuel cell electrolyzer manufacturers 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?
Electric Hydrogen tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most fuel cell electrolyzer manufacturers?
Bend leads with 3 company records, followed by New York (3) and Austin (2).
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 661 professional contacts with verified work emails tracked across these 70 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.
Ready to reach these companies? Verified emails and direct dials for all 70 fuel cell electrolyzer manufacturers based in the United States. Start with a free account, no credit card.
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Fuel cell electrolyzer manufacturers by geography
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.
More company lists
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- Lists by location
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- New lists
- Fuel cell electrolyzer manufacturers based in Germany
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- Manufacturing companies based in the United States
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Company intelligence · public preview
Top 25 fuel cell electrolyzer manufacturers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 70 matching company records for fuel cell electrolyzer manufacturers based in the United States, with 1,495 tracked contacts and 661 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 fuel cell electrolyzer manufacturers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Electric Hydrogeneh2.comHQ: Devens, MA, United StatesReported employees: 201-500 | Devens, MA, United States | 201-500 | Exact match | 346 contacts → |
“Electric Hydrogen manufactures, delivers and commissions the world’s most powerful electrolyzers to make clean hydrogen projects economically viable today.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Teledyne Energy Systems, INCteledynees.comHQ: Hunt Valley, MD, United StatesReported employees: 51-200 | Hunt Valley, MD, United States | 51-200 | Exact match | 113 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 |  HYZONhyzonfuelcell.comHQ: Bolingbrook, MI, United StatesReported employees: 201-500 | Bolingbrook, MI, United States | 201-500 | Exact match | 88 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Verdagyverdagy.comHQ: Moss Landing, CA, United StatesReported employees: 51-200 | Moss Landing, CA, United States | 51-200 | Exact match | 76 contacts → |
“Verdagy is innovating advanced electrolysis technology for the large-scale production of clean hydrogen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Advent Technologies Holdings, INCadvent.energyHQ: Livermore, CA, United StatesReported employees: 51-200 | Livermore, CA, United States | 51-200 | Exact match | 47 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 |  Fourierfourier.earthHQ: Palo Alto, CA, United StatesReported employees: Not recorded | Palo Alto, CA, United States | Not recorded | Exact match | 45 contacts → |
“Fourier is working on making on-site Hydrogen universally accessible.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Evolohevoloh.comHQ: Santa Clara, CA, United StatesReported employees: 11-50 | Santa Clara, CA, United States | 11-50 | Exact match | 41 contacts → |
“Founded in 2020, EVOLOH Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Ecolectroecolectro.comHQ: Ithaca, NY, United StatesReported employees: 11-50 | Ithaca, NY, United States | 11-50 | Exact match | 35 contacts → |
“Ecolectro is revolutionizing green hydrogen production with our groundbreaking Anion Exchange Membrane (AEM) technology, enabling affordable and sustainable hydrogen generation…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Infintium Fuel Cell Systemsinfintium.comHQ: Greenville, SC, United StatesReported employees: 11-50 | Greenville, SC, United States | 11-50 | Exact match | 32 contacts → |
“Infintium Fuel Cell Systems is an original designer and manufacturer of the next generation of zero emission Hydrogen Power Cells for motive applications.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Power To Hydrogenpower-h2.com HQ: Columbus, OH, United StatesReported employees: 11-50 | Columbus, OH, United States | 11-50 | Exact match | 31 contacts → |
“Our mission is to accelerate the transition to a clean energy economy.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  H2 Powertechh2powertech.comHQ: Bend, OR, United StatesReported employees: 11-50 | Bend, OR, United States | 11-50 | Exact match | 30 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Versogenversogen.com HQ: Wilmington, DE, United StatesReported employees: 11-50 | Wilmington, DE, United States | 11-50 | Exact match | 26 contacts → |
“The global energy transition to hydrogen is here, and Versogen is boldly leading the way.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Hyperion Companies, INChyperion.incHQ: Orange, CA, United StatesReported employees: 51-200 | Orange, CA, United States | 51-200 | Exact match | 25 contacts → |
“Hyperion Companies was founded in 2011 with the goal of bringing a new wave of clean energy to the market in the form of hydrogen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Aepnus Technologyaepnus.comHQ: Emeryville, CA, United StatesReported employees: 11-50 | Emeryville, CA, United States | 11-50 | Exact match | 20 contacts → |
“Aepnus Technology is reinventing chemical manufacturing to eliminate waste and secure domestic supply chains.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Infinity Fuel Cell & Hydrogen, INCinfinityfuel.comHQ: Windsor, CT, United StatesReported employees: 11-50 | Windsor, CT, United States | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 |  Arco Technologies INCarco.techHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 16 contacts → |
“Arco Technologies Inc develops and produces proton exchange membrane (PEM) fuel cell and anion exchange membrane (AEM) electrolyzers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Celadyne Technologiesceladynetech.comHQ: Lemont, IL, United StatesReported employees: 1-10 | Lemont, IL, United States | 1-10 | Exact match | 14 contacts → |
“Building hydrogen for industrial decarbonization with durable and efficient fuel cells and electrolyzers” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Element 1e1na.comHQ: Bend, OR, United StatesReported employees: 11-50 | Bend, OR, United States | 11-50 | Exact match | 11 contacts → |
“Element 1 is a global leader in the development of clean energy technologies – including advanced hydrogen generation systems for the fuel cell industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | E1 Marinee1marine.com HQ: Bend, OR, United StatesReported employees: 11-50 | Bend, OR, United States | 11-50 | Exact match | 9 contacts → |
“For marine applications such as electrical generators on ocean-going vessels, main propulsion for inland / coastal vessels, and power for refrigerated containers,hydrogen-powered…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Hydroplanehydroplane.usHQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 9 contacts → |
“Developing hydrogen fuel cell powerplants for electric propulsion and mobile energy storage.#eMissionH2O” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Splitwaterssplitwaters.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 9 contacts → |
“Splitwaters is the leading electrolyzer manufacturer and engineering, procurement, and construction (EPC) company in Houston, TX, and has revolutionized the way green hydrogen…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Aquahydrexaquahydrex.comHQ: Louisville, CO, United StatesReported employees: 11-50 | Louisville, CO, United States | 11-50 | Exact match | 8 contacts → |
“AquaHydrex is commercializing the ideal water electrolysis platform for producing Green Hydrogen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Fuelcellsetcfuelcellsetc.comHQ: College Station, United StatesReported employees: 11-50 | College Station, United States | 11-50 | Exact match | 7 contacts → |
“FuelCellsEtc specializes in providing highly customized Fuel Cell and Electrolyzer components.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  FC Renewfcrenew.comHQ: Knoxville, TN, United StatesReported employees: 1-10 | Knoxville, TN, United States | 1-10 | Exact match | 5 contacts → |
“FC Renew is a pioneering company specializing in innovative fuel cell renewal processes that extend the operational lifespan of hydrogen fuel cells without dismantling or…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Agastya Hydrogenagastyah2.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 5 contacts → |
“Agastya Hydrogen is an Indian multinational clean energy technology company pioneering cost-effective, high-efficiency AEM electrolyzers, modular hydrogen refuelling stations, and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 70 company matches
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Fuel cell electrolyzer manufacturers: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
70 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 70 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for fuel cell electrolyzer manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many fuel cell electrolyzer manufacturers did RevenueBase find based in the United States?
The saved snapshot records 70 matching company records, 1,495 tracked contacts and 661 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Fuel cell electrolyzer manufacturers by geography
Cite this list
RevenueBase Data Team. Top 25 fuel cell electrolyzer manufacturers based in the United States. Snapshot: September 16, 2026. https://revenuebase.ai/companies/fuel-cell-electrolyzer-manufacturers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Fuel cell electrolyzer manufacturers based in Germany
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
Company intelligence · public preview
Top 25 fuel cell electrolyzer manufacturers based in the United States
RevenueBase records 70 matching company records for fuel cell electrolyzer manufacturers based in the United States, with 1,495 tracked contacts and 661 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 fuel cell electrolyzer manufacturers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Electric Hydrogeneh2.com HQ: Devens, MA, United StatesReported employees: 201-500 | Devens, MA, United States | 201-500 | Exact match | 346 contacts → |
“Electric Hydrogen manufactures, delivers and commissions the world’s most powerful electrolyzers to make clean hydrogen projects economically viable today.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Teledyne Energy Systems, INCteledynees.com HQ: Hunt Valley, MD, United StatesReported employees: 51-200 | Hunt Valley, MD, United States | 51-200 | Exact match | 113 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 3 | HYZONhyzonfuelcell.com HQ: Bolingbrook, MI, United StatesReported employees: 201-500 | Bolingbrook, MI, United States | 201-500 | Exact match | 88 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Verdagyverdagy.com HQ: Moss Landing, CA, United StatesReported employees: 51-200 | Moss Landing, CA, United States | 51-200 | Exact match | 76 contacts → |
“Verdagy is innovating advanced electrolysis technology for the large-scale production of clean hydrogen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Advent Technologies Holdings, INCadvent.energy HQ: Livermore, CA, United StatesReported employees: 51-200 | Livermore, CA, United States | 51-200 | Exact match | 47 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 | Fourierfourier.earth HQ: Palo Alto, CA, United StatesReported employees: Not recorded | Palo Alto, CA, United States | Not recorded | Exact match | 45 contacts → |
“Fourier is working on making on-site Hydrogen universally accessible.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Evolohevoloh.com HQ: Santa Clara, CA, United StatesReported employees: 11-50 | Santa Clara, CA, United States | 11-50 | Exact match | 41 contacts → |
“Founded in 2020, EVOLOH Inc.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Ecolectroecolectro.com HQ: Ithaca, NY, United StatesReported employees: 11-50 | Ithaca, NY, United States | 11-50 | Exact match | 35 contacts → |
“Ecolectro is revolutionizing green hydrogen production with our groundbreaking Anion Exchange Membrane (AEM) technology, enabling affordable and sustainable hydrogen generation…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Infintium Fuel Cell Systemsinfintium.com HQ: Greenville, SC, United StatesReported employees: 11-50 | Greenville, SC, United States | 11-50 | Exact match | 32 contacts → |
“Infintium Fuel Cell Systems is an original designer and manufacturer of the next generation of zero emission Hydrogen Power Cells for motive applications.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Power To Hydrogenpower-h2.com HQ: Columbus, OH, United StatesReported employees: 11-50 | Columbus, OH, United States | 11-50 | Exact match | 31 contacts → |
“Our mission is to accelerate the transition to a clean energy economy.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | H2 Powertechh2powertech.com HQ: Bend, OR, United StatesReported employees: 11-50 | Bend, OR, United States | 11-50 | Exact match | 30 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Versogenversogen.com HQ: Wilmington, DE, United StatesReported employees: 11-50 | Wilmington, DE, United States | 11-50 | Exact match | 26 contacts → |
“The global energy transition to hydrogen is here, and Versogen is boldly leading the way.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hyperion Companies, INChyperion.inc HQ: Orange, CA, United StatesReported employees: 51-200 | Orange, CA, United States | 51-200 | Exact match | 25 contacts → |
“Hyperion Companies was founded in 2011 with the goal of bringing a new wave of clean energy to the market in the form of hydrogen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Aepnus Technologyaepnus.com HQ: Emeryville, CA, United StatesReported employees: 11-50 | Emeryville, CA, United States | 11-50 | Exact match | 20 contacts → |
“Aepnus Technology is reinventing chemical manufacturing to eliminate waste and secure domestic supply chains.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Infinity Fuel Cell & Hydrogen, INCinfinityfuel.com HQ: Windsor, CT, United StatesReported employees: 11-50 | Windsor, CT, United States | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Arco Technologies INCarco.tech HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 16 contacts → |
“Arco Technologies Inc develops and produces proton exchange membrane (PEM) fuel cell and anion exchange membrane (AEM) electrolyzers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Celadyne Technologiesceladynetech.com HQ: Lemont, IL, United StatesReported employees: 1-10 | Lemont, IL, United States | 1-10 | Exact match | 14 contacts → |
“Building hydrogen for industrial decarbonization with durable and efficient fuel cells and electrolyzers” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Element 1e1na.com HQ: Bend, OR, United StatesReported employees: 11-50 | Bend, OR, United States | 11-50 | Exact match | 11 contacts → |
“Element 1 is a global leader in the development of clean energy technologies – including advanced hydrogen generation systems for the fuel cell industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | E1 Marinee1marine.com HQ: Bend, OR, United StatesReported employees: 11-50 | Bend, OR, United States | 11-50 | Exact match | 9 contacts → |
“For marine applications such as electrical generators on ocean-going vessels, main propulsion for inland / coastal vessels, and power for refrigerated containers,hydrogen-powered…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Hydroplanehydroplane.us HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 9 contacts → |
“Developing hydrogen fuel cell powerplants for electric propulsion and mobile energy storage.#eMissionH2O” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Splitwaterssplitwaters.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 9 contacts → |
“Splitwaters is the leading electrolyzer manufacturer and engineering, procurement, and construction (EPC) company in Houston, TX, and has revolutionized the way green hydrogen…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Aquahydrexaquahydrex.com HQ: Louisville, CO, United StatesReported employees: 11-50 | Louisville, CO, United States | 11-50 | Exact match | 8 contacts → |
“AquaHydrex is commercializing the ideal water electrolysis platform for producing Green Hydrogen.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Fuelcellsetcfuelcellsetc.com HQ: College Station, United StatesReported employees: 11-50 | College Station, United States | 11-50 | Exact match | 7 contacts → |
“FuelCellsEtc specializes in providing highly customized Fuel Cell and Electrolyzer components.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | FC Renewfcrenew.com HQ: Knoxville, TN, United StatesReported employees: 1-10 | Knoxville, TN, United States | 1-10 | Exact match | 5 contacts → |
“FC Renew is a pioneering company specializing in innovative fuel cell renewal processes that extend the operational lifespan of hydrogen fuel cells without dismantling or…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Agastya Hydrogenagastyah2.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 5 contacts → |
“Agastya Hydrogen is an Indian multinational clean energy technology company pioneering cost-effective, high-efficiency AEM electrolyzers, modular hydrogen refuelling stations, and…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Fuel cell electrolyzer manufacturers: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
70 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 70 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for fuel cell electrolyzer manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many fuel cell electrolyzer manufacturers did RevenueBase find based in the United States?
The saved snapshot records 70 matching company records, 1,495 tracked contacts and 661 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Fuel cell electrolyzer manufacturers by geography
Cite this list
RevenueBase Data Team. Top 25 fuel cell electrolyzer manufacturers based in the United States. Snapshot: September 16, 2026. https://revenuebase.ai/companies/fuel-cell-electrolyzer-manufacturers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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