Company lists · Data refreshed October 2026

Top 25 Electrolizing suppliers worldwide

RevenueBase identified 511 company matches for electrolizing suppliers worldwide as of October 2026 and tracks 6,188 professional contacts across them, including 1,930 with verified work emails. The United States is the largest market and Chennai the largest hub.

This list covers company matches for electrolizing suppliers 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 October 25, 2026. Country and city lists for electrolizing suppliers 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 Oct 25, 2026 How this list was built
511Companies
6,188Contacts tracked
1,930Verified emails
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The 25 largest electrolizing suppliers worldwide

Ranked by team size
Top 25 of 511 company matches for electrolizing suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 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 matchFremont, United StatesHQ recorded Oct 25, 2026501-1,000529 contacts →

Exact match

“Ohmium's mission is to accelerate the adoption of green hydrogen to decarbonize hard-to-abate sectors and enable a low-carbon future.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2Exact matchDresden, GermanyHQ recorded Oct 25, 2026501-1,000447 contacts →

Exact match

“Established in 2010 and based in Dresden, Germany, Sunfire is a world-leading industrial electrolysis company with two differentiated technologies.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
3Exact matchSheffield, United KingdomHQ recorded Oct 25, 2026201-500298 contacts →

Exact match

“ITM Power was founded in and ITM Power plc was admitted to the AIM market of the London Stock Exchange in 2004.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4Exact matchOslo, NorwayHQ recorded Oct 25, 2026201-500291 contacts →

Exact match

“Nel has a history tracing back to 1927 and is today a leading pure play hydrogen electrolyser technology company with a global presence.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5Exact matchDevens, MA, United StatesHQ recorded Oct 25, 2026201-500285 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 · Oct 25, 2026 · View company records in RevenueBase
6Exact matchİstanbul, TürkiyeHQ recorded Oct 25, 2026501-1,000241 contacts →

Exact match

“Bakır tel sektörünün lider üreticilerinden olan Mega Metal, 30 yılı aşkın tecrübesi ile oksijensiz elektrolitik bakır tel üretimini Kayseri’de sürdürmektedir.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7Exact matchSaerbeck, ItalyHQ recorded Oct 25, 2026201-500168 contacts →

Exact match

“Enapter develops and manufactures AEM Electrolysers – disruptive devices producing green hydrogen to replace fossil fuels.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8Exact matchLes Ulis, FranceHQ recorded Oct 25, 202651-200144 contacts →

Exact match

“ELOGEN is a technology provider specialized in the design, the manufacturing and the maintenance of Hydrogen generators using water electrolysis, based on Proton Exchange Membrane…”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9Exact matchArapongas, BrazilHQ recorded Oct 25, 202651-200114 contacts →

Exact match

“Hidrogeron has over two decades of experience in the development, manufacture and application of mixed oxidants including sodium hypochlorite, hydrogen peroxide and other chemical…”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
10Exact matchFoussemagne, FranceHQ recorded Oct 25, 2026201-500100 contacts →

Exact match

“As a leading "pure player" McPhy designs and manufactures a range of hydrogen production and valorization equipment, including electrolyzers built on robust and proven technology…”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
11Exact matchBurnaby, BC, CanadaHQ recorded Oct 25, 202611-5092 contacts →

Exact match

“For over four decades, Japan-based Enagic International has been the leading manufacturer of alkaline ionizers and water filtration machines in the world.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12Exact matchGoslar, GermanyHQ recorded Oct 25, 202651-20087 contacts →

Exact match

“With over 50 years of experience in the electrification, automation, and digitalization of industrial processes, FEST GmbH develops, manufactures, and supplies state-of-the-art…”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
13Exact matchOslo, NorwayHQ recorded Oct 25, 202651-20062 contacts →

Exact match

“Hystar is a high tech company that specializes in advanced PEM electrolysers for large scale green hydrogen production.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14Exact matchMississauga, ON, CanadaHQ recorded Oct 25, 202611-5060 contacts →

Exact match

“Next Hydrogen water electrolysers provide utility-scale clean hydrogen for energy storage, economically.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15Exact matchTallinn, EstoniaHQ recorded Oct 25, 202651-20058 contacts →

Exact match

“Stargate Hydrogen is a European electrolyser technology company developing industrial hydrogen production systems for infrastructure and energy resilience projects.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16Exact matchPorsgrunn/skien, NorwayHQ recorded Oct 25, 2026201-50056 contacts →

Exact match

“HydrogenPro aims to become a world leading designer and supplier of alkaline electrolyser technology and systems to meet the highest standard for safety, reliability and long…”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
17Exact matchArnhem, NetherlandsHQ recorded Oct 25, 202611-5051 contacts →

Exact match

“HyGear makes reliable, affordable, on-site and on-demand (bio)hydrogen accessible.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18Exact matchXi'an, ChinaHQ recorded Oct 25, 2026201-50049 contacts →

Exact match

“LONGi Hydrogen is a subsidiary of LONGi Group.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19Exact matchDoncaster, United KingdomHQ recorded Oct 25, 202611-5045 contacts →

Exact match

“The technology to liberate hydrogen.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20Exact matchBangalore, IndiaHQ recorded Oct 25, 202611-5045 contacts →

Exact match

“Newtrace is a deep-tech OEM building end-to-end solutions across the electrolyzer value chain, to deliver the lowest capex, the most efficient hydrogen production and a…”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
21Exact matchSanta Clara, CA, United StatesHQ recorded Oct 25, 202611-5041 contacts →

Exact match

“Founded in 2020, EVOLOH Inc.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
22Exact matchVancouver, BC, CanadaHQ recorded Oct 25, 202651-20041 contacts →

Exact match

“NORAM Electrolysis Systems Inc.(NESI) is an engineering and process technology company that provides engineering solutions and products for a sustainable future.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
23Exact matchPaterna, SpainHQ recorded Oct 25, 202611-5035 contacts →

Exact match

“Matteco is a cleantech company accelerating global decarbonization through next-generation advanced material technology.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
24Exact matchAhmedabad, IndiaHQ recorded Oct 25, 202651-20034 contacts →

Exact match

“Advait Greenergy Private Limited (AGPL) is a multidisciplinary clean energy engineering company delivering integrated solutions across Green Hydrogen, Electrolyzers, Solar EPC…”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
25Exact matchThe Woodlands, TX, United StatesHQ recorded Oct 25, 202651-20033 contacts →

Exact match

“For operators, installers, and engineers who demand effective, hassle-free disinfection, Creston is the trusted partner in electrochlorination systems.”

Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase

Showing 25 of 511 electrolizing suppliers worldwide

See the full list, filter by size, metro and specialty, and access 1,930 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrolizing suppliers worldwide at a glance

As of Oct 25, 2026
31.2%Verified-email coverage
12.1Average contacts per company
11-50Median size (employees)
2.5%Largest-city concentration · Chennai
Oct 25, 2026Page data refreshed

Companies by employee count

1-10
203
11-50
166
51-200
99
201-500
29
501-1,000
5
1,001-5,000
1
10001+
5

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 electrolizing suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “electrolizing suppliers” 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 1,930 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 October 25, 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.

Electrolizing suppliers by location

2 lists · largest first

Every Electrolizing suppliers 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 “electrolizing suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrolizing suppliers are there worldwide?

RevenueBase identified 511 company matches for electrolizing suppliers worldwide as of October 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?

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

Which country has the most electrolizing suppliers?

The United States leads with 43 companies, followed by Germany (25). Every electrolizing suppliers list by country and city is linked on this page.

Which city has the most electrolizing suppliers?

Chennai leads with 13 company records, followed by Delhi (8) and Bangalore (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 1,930 professional contacts with verified work emails tracked across these 511 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 October 25, 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.