Company lists · Data refreshed November 2026

Top 25 Hydrogen production facility developers worldwide

RevenueBase identified 1,761 company matches for hydrogen production facility developers worldwide as of November 2026 and tracks 46,225 professional contacts across them, including 15,366 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers company matches for hydrogen production facility developers 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 November 6, 2026. Country and city lists for hydrogen production facility developers 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 Nov 6, 2026 How this list was built
1,761Companies
46,225Contacts tracked
15,366Verified emails
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The 25 largest hydrogen production facility developers worldwide

Ranked by team size
Top 25 of 1,761 company matches for hydrogen production facility developers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchCourbevoie, FranceHQ recorded Nov 6, 20265,001-10,0006,903 contacts →

Exact match

“Assystem, one of the world's leading independent nuclear engineering companies, is committed to accelerating the energy transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHyderabad, IndiaHQ recorded Nov 6, 20261,001-5,0002,737 contacts →

Exact match

“Greenko, is one of the World’s leading Energy Transition and Decarbonization solutions company, with an installed Renewable Energy capacity of ~7.5 GW across Wind, Solar and Hydro…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHuangpu District, ChinaHQ recorded Nov 6, 20261,001-5,0002,311 contacts →

Exact match

“Envision Energy is a world-leading green technology company that provides renewable energy solutions for global enterprises, governments, and institutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLatham, NY, United StatesHQ recorded Nov 6, 20261,001-5,0002,060 contacts →

Exact match

“Plug is building an end-to-end green hydrogen ecosystem, from production, storage and delivery to energy generation, to help its customers meet their business goals and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchDubai, United Arab EmiratesHQ recorded Nov 6, 202610001+1,159 contacts →

Exact match

“Electrical Power Construction Co, Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBangalore, IndiaHQ recorded Nov 6, 2026201-500796 contacts →

Exact match

“GPS Renewables is India's leading full-stack biofuels firm, offering technology & EPC to project development solutions for bioCNG, Ethanol & Green H2.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWiesbaden, GermanyHQ recorded Nov 6, 20261,001-5,000789 contacts →

Exact match

“Founded in 1996, ABO Energy (fomerly known as ABO Wind) is among Europe’s leading developers of renewable energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDortmund, GermanyHQ recorded Nov 6, 20261,001-5,000739 contacts →

Exact match

“thyssenkrupp nucera offers world-leading technologies for high-efficiency electrolysis plants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchStockton On Tees, United KingdomHQ recorded Nov 6, 2026501-1,000729 contacts →

Exact match

“px Group is a fully integrated infrastructure solutions business which delivers net zero and stakeholder success through elite performance in the safety, availability, reliability…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Nov 6, 2026501-1,000626 contacts →

Exact match

“Hero Future Energies (An ISO 27001:2022 Certified Company) is a leading global renewable energy company and part of the illustrious Hero Group, one of the most respected business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBerlin, GermanyHQ recorded Nov 6, 2026501-1,000606 contacts →

Exact match

“Q ENERGY is Europe’s 360° green energy company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchParis, FranceHQ recorded Nov 6, 2026201-500553 contacts →

Exact match

“Akuo est spécialisé dans la mise en œuvre d’unités de production d’électricité à partir de ressources renouvelables, en particulier le solaire, l'éolien et le stockage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFremont, United StatesHQ recorded Nov 6, 2026501-1,000546 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact matchEssen, GermanyHQ recorded Nov 6, 20265,001-10,000538 contacts →

Exact match

“The Steag Iqony Group combines the best of all energy worlds.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLévis, BC, CanadaHQ recorded Nov 6, 2026201-500497 contacts →

Exact match

“Borea Construction est le leader nord-américain dans la construction d'énergie renouvelable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDresden, GermanyHQ recorded Nov 6, 2026501-1,000460 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFrance, United StatesHQ recorded Nov 6, 2026201-500443 contacts →

Exact match

“Created at the end of 2009, CVE is a French multi-energy, multi-country renewable energy producer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchEssen, GermanyHQ recorded Nov 6, 20261,001-5,000388 contacts →

Exact match

“Iqony makes green energy feasible.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026501-1,000376 contacts →

Exact match

“Founded in 2013, Prozeal Green Energy Limited is a leading Renewable Energy Developer, Solar EPC company, and Independent Power Producer (IPP) committed to accelerating the global…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchAugsburg, GermanyHQ recorded Nov 6, 2026501-1,000375 contacts →

Exact match

“As a technological pioneer, Quest One develops and produces innovative PEM electrolyzers and electrolyzer stacks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKorea, South KoreaHQ recorded Nov 6, 2026501-1,000334 contacts →

Exact match

“We are a company that can organically connect renewable energy, clean hydrogen, energy solutions, and the LNG business to create synergy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchOslo, NorwayHQ recorded Nov 6, 2026201-500302 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 · Nov 6, 2026 · View company records in RevenueBase
23Exact matchTabuk, Saudi ArabiaHQ recorded Nov 6, 202651-200301 contacts →

Exact match

“NEOM Green Hydrogen Company (NGHC) is on a mission to make a carbon-free, climate-safe future a reality.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDevens, MA, United StatesHQ recorded Nov 6, 2026201-500283 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 · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSurrey, BC, CanadaHQ recorded Nov 6, 2026201-500264 contacts →

Exact match

“Solaris MCI leads engineering, procurement, and project execution with a focus on agility and reliability, specializing in natural gas, LNG, hydrogen, ammonia, methanol, carbon…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,761 hydrogen production facility developers worldwide

See the full list, filter by size, metro and specialty, and access 15,366 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydrogen production facility developers worldwide at a glance

As of Nov 6, 2026
33.2%Verified-email coverage
26.2Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Madrid
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
848
11-50
582
51-200
209
201-500
68
501-1,000
26
1,001-5,000
14
5,001-10,000
4
10001+
4

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 hydrogen production facility developers are linked below.
What qualifies
Company records worldwide whose business descriptions match “hydrogen production facility developers” 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 15,366 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 November 6, 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.

Hydrogen production facility developers by location

14 lists · largest first

Every Hydrogen production facility developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “hydrogen production facility developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydrogen production facility developers are there worldwide?

RevenueBase identified 1,761 company matches for hydrogen production facility developers worldwide as of November 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?

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

Which country has the most hydrogen production facility developers?

The United States leads with 226 companies, followed by Germany (147) and India (105). Every hydrogen production facility developers list by country and city is linked on this page.

Which city has the most hydrogen production facility developers?

Madrid leads with 34 company records, followed by Houston (26) and London (20).

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 15,366 professional contacts with verified work emails tracked across these 1,761 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 November 6, 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.