Company lists · Data refreshed September 2026

Top 18 Sustainable hydrogen manufacturers based in Norway

RevenueBase identified 26 company matches for sustainable hydrogen manufacturers associated with Norway as of September 2026 and tracks 640 professional contacts across them, including 216 with verified work emails. Oslo is the largest hub.

This list covers company matches for sustainable hydrogen manufacturers associated with Norway, 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 18, 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 18, 2026 How this list was built
26Companies
640Contacts tracked
216Verified emails
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The 18 largest sustainable hydrogen manufacturers based in Norway

Ranked by team size
Top 18 of 26 company matches for sustainable hydrogen manufacturers based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 18, 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 matchOslo, NorwayHQ recorded Sep 18, 2026201-500327 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 · Sep 18, 2026 · View company records in RevenueBase
2Exact matchPorsgrunn/skien, NorwayHQ recorded Sep 18, 2026201-50061 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 · Sep 18, 2026 · View company records in RevenueBase
3Exact matchOslo, NorwayHQ recorded Sep 18, 202651-20057 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 · Sep 18, 2026 · View company records in RevenueBase
4Exact matchStord, NorwayHQ recorded Sep 18, 202651-20036 contacts →

Exact match

“Alltec: Pioneering Sustainable Energy Solutions with Innovation and Expertise At Alltec, we're committed to empowering the renewable energy transition through high-quality…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
5Exact matchOslo, NorwayHQ recorded Sep 18, 202611-5021 contacts →

Exact match

“GreenH utvikler, bygger og drifter produksjonsanlegg for grønt hydrogen.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
6Exact matchÅlesund, NorwayHQ recorded Sep 18, 202611-5019 contacts →

Exact match

“Norwegian Hydrogen is be a key contributor to the green transition through our development, ownership and operation of infrastructure for green hydrogen.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
7Exact matchTrondheim, NorwayHQ recorded Sep 18, 202611-5018 contacts →

Exact match

“REINERTSEN New Energy work with technology and facilities for emission-free production of hydrogen from natural gas, and carbon capture and storage (CCS).”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
8Exact matchHorten, NorwayHQ recorded Sep 18, 202611-5017 contacts →

Exact match

“Gen2 Energy is dedicated to developing, building, controlling and operating an integrated value chain for green hydrogen.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
9Exact matchBergen, NorwayHQ recorded Sep 18, 20261-1010 contacts →

Exact match

“Developer and operator for green hydrogen and green ammonia plants”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
10Exact matchOslo, NorwayHQ recorded Sep 18, 202611-508 contacts →

Exact match

“We need to move away from fossil fuels, and green hydrogen is key to making that happen.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
11Exact matchStavanger, NorwayHQ recorded Sep 18, 20261-107 contacts →

Exact match

“At HydePoint, we help make hydrogen production at sea technically feasible and commercially viable.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
12Exact matchStavanger, NorwayHQ recorded Sep 18, 20261-105 contacts →

Exact match

“Westgass Hydrogen AS is a Norwegian green energy company focused on accelerating the transition from fossil fuels in Europe and emerging markets.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
13Exact matchSandnes, NorwayHQ recorded Sep 18, 20261-105 contacts →

Exact match

“Green hydrogen at scale can make a significant contribution to the energy transition.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
14Exact matchOslo, NorwayHQ recorded Sep 18, 20261-103 contacts →

Exact match

“We originate and develop projects to produce green hydrogen and green ammonia for the maritime industry to facilitate significant decarbonization.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
15Exact matchBergen, NorwayHQ recorded Sep 18, 20261-103 contacts →

Exact match

“Element One Energy (EoneE) develop the future of green hydrogen energy”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
16Exact matchSentrum, NorwayHQ recorded Sep 18, 20261-103 contacts →

Exact match

“Vireon is a Nordic hydrogen refueling company specializing in the development, ownership, and operation of hydrogen refueling stations targeted at the heavy-duty transportation…”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
17Exact matchVikersund, NorwayHQ recorded Sep 18, 20261-103 contacts →

Exact match

“We’re Changing the Way the World Knows About Hydrogen as a Thermal Energy Source NAPOP develops technology and industrializes products for commercial and industrial markets.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase
18Exact matchOslo, NorwayHQ recorded Sep 18, 20261-102 contacts →

Exact match

“SigmaHydrogen is a small player with a big vision: Making the green deal possible.”

Recorded in the RevenueBase company graph · Sep 18, 2026 · View company records in RevenueBase

Showing 18 of 26 sustainable hydrogen manufacturers based in Norway

See the full list, filter by size, metro and specialty, and access 216 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainable hydrogen manufacturers based in Norway at a glance

As of Sep 18, 2026
33.8%Verified-email coverage
24.6Average contacts per company
1-10Median size (employees)
26.9%Largest-city concentration · Oslo
Sep 18, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
8
51-200
2
201-500
2

Email recency for this list is measured worldwide rather than for Norway, so it is reported there. Company counts and contact totals on this page are exact for Norway, over 26 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 Norway whose business descriptions match “sustainable hydrogen 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 216 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 18, 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 “sustainable hydrogen manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainable hydrogen manufacturers are there based in Norway?

RevenueBase identified 26 company matches for sustainable hydrogen manufacturers associated with Norway 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?

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

Which city has the most sustainable hydrogen manufacturers?

Oslo leads with 7 company records, followed by Bergen (3) and Stavanger (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 216 professional contacts with verified work emails tracked across these 26 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 18, 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.