Company lists · Data refreshed November 2026

Top 25 Green hydrogen developers based in Germany

RevenueBase identified 116 company matches for green hydrogen developers associated with Germany as of November 2026 and tracks 3,874 professional contacts across them, including 1,851 with verified work emails. Berlin is the largest hub.

This list covers company matches for green hydrogen developers associated with Germany, 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.

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
116Companies
3,874Contacts tracked
1,851Verified emails
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The 25 largest green hydrogen developers based in Germany

Ranked by team size
Top 25 of 116 company matches for green hydrogen developers based in Germany, 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 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
2Exact 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
3Exact matchReußenköge, GermanyHQ recorded Nov 6, 2026501-1,000416 contacts →

Exact match

“GP JOULE is an integrated energy supplier that covers the entire energy value chain, from generation to use – and from consulting and financing through to project planning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact 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
6Exact matchRostock-laage, GermanyHQ recorded Nov 6, 202651-20097 contacts →

Exact match

“About the company H2APEX Group SCA: H2APEX Group SCA is a listed holding company and the parent company of H2APEX Group, which in its core business develops, builds and sells or…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGoslar, GermanyHQ recorded Nov 6, 202651-20091 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEssen, GermanyHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“Greenlyte | Liquefying renewable energy Greenlyte revolutionizes the energy infrastructure by turning renewable electricity, air and water into green molecules needed for the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRegensburg, GermanyHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“VORN Bioenergy is a leading project developer and biomethane producer, with over 40 biogas projects delivered in Germany and beyond, including Europe’s first biomethane plant in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchEssen, GermanyHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Energiekonzepte für die nächsten Generationen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchUlm, GermanyHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Wenger Engineering from Ulm, Germany, develops, plans and builds hydrogen systems - worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHamburg, GermanyHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“We have known about the negative impact of carbon emissions for years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCelle, GermanyHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“Stell Dir vor, Du könntest Vorhandenes nutzen, um Neues zu schaffen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMagdeburg, GermanyHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“SKL ENGINEERING GMBH Wir sind ein engagiertes Ingenieurbüro mit zwei Standorten in Deutschland – regional verwurzelt, aber mit dem Blick klar in die Zukunft gerichtet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRostock, GermanyHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“We are shaping the future of the energy supply in Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDortmund, GermanyHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“We make green hydrogen possible!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBerlin, GermanyHQ recorded Nov 6, 2026201-50019 contacts →

Exact match

“Founded in 2021, LIFTE H2 became part of px Group in 2024.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMunich, GermanyHQ recorded Nov 6, 2026501-1,00018 contacts →

Exact match

“Siqens becomes part of SFC Energy AG We are pleased to announce that SFC Energy AG (SFC) has acquired the assets and the majority of the operating business of Siqens GmbH (Siqens)…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLeipzig, GermanyHQ recorded Nov 6, 20261-1014 contacts →

Exact match

“The Hydrogen Intermediary Network Company (HINT.CO) is a daughter company of the non-profit H2Global Foundation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHamburg, GermanyHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Die hysolutions GmbH ist ein 2005 gegründetes öffentlich-privates Unternehmen mit Gesellschaftern aus dem Mobilitäts- und Infrastruktursektor, der Energiebranche sowie der…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRostock, GermanyHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“We embrace green energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLudwigshafen Am Rhein, GermanyHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“Wir sind ein Green Energy Startup, das ein Verfahren entwickelt hat, um organischen Wasserstoff aus lokal anfallenden biogenen Reststoffen in einem dezentralen, CO2-negativen…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchGeilenkirchen, GermanyHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Die Energiewende ist unsere Mission Wind- und Solarprojekte sind nicht nur unser Motor, sondern beflügeln die Entwicklung des Wirtschaftsstandortes Deutschland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLeipzig, GermanyHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“Seit 2013 ist der HYPOS e.V.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHamburg, GermanyHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“With Eternal Power, we are addressing one of the major challenges and bottlenecks of the nascent hydrogen sector: The global mass production at competitive, decreasing production…”

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

Showing 25 of 116 green hydrogen developers based in Germany

See the full list, filter by size, metro and specialty, and access 1,851 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Green hydrogen developers based in Germany at a glance

As of Nov 6, 2026
47.8%Verified-email coverage
33.4Average contacts per company
11-50Median size (employees)
13.8%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
57
11-50
32
51-200
16
201-500
2
501-1,000
5
1,001-5,000
3
5,001-10,000
1

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 116 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 Germany whose business descriptions match “green hydrogen 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. 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 1,851 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.

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

How many green hydrogen developers are there based in Germany?

RevenueBase identified 116 company matches for green hydrogen developers associated with Germany 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?

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

Which city has the most green hydrogen developers?

Berlin leads with 16 company records, followed by Hamburg (12) and Munich (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 1,851 professional contacts with verified work emails tracked across these 116 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.