Company lists · Data refreshed November 2026

Top 25 Clean hydrogen project consultants based in Germany

RevenueBase identified 81 company matches for clean hydrogen project consultants associated with Germany as of November 2026 and tracks 1,295 professional contacts across them, including 722 with verified work emails. Hamburg is the largest hub.

This list covers company matches for clean hydrogen project consultants 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
81Companies
1,295Contacts tracked
722Verified emails
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The 25 largest clean hydrogen project consultants based in Germany

Ranked by team size
Top 25 of 81 company matches for clean hydrogen project consultants 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 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
3Exact matchBremen, GermanyHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“ENGINIUS steht für innovative alternative Antriebe made in Germany und eine saubere Zukunft.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchFreiburg, GermanyHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“endura kommunal GmbH ist ein Beratungsunternehmen für Kommunen und Stadtwerke, die die Energiezukunft selbst gestalten und erneuerbare Projekte realisieren wollen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchStuttgart, GermanyHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“We love energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchWesel, GermanyHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Founded in 2001 by Jan Andreas, ARGO ANLEG aims to contribute to decarbonisation through practical, industrial technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchOttobrunn, GermanyHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Ludwig-Bölkow-Systemtechnik GmbH (LBST) is a consulting company for energy supply, hydrogen, mobility and sustainability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchCologne, GermanyHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“We are a consulting firm for energy utilities, energy-intensive industries and energy policy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchEssen, GermanyHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Von Ingenieuren und Beratern gegründet, bündeln wir technisches, naturwissenschaftliches und organisatorisches Know-How.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHeide, GermanyHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“H2 Core Systems GmbH is a manufacturer of complete energy supply systems with hydrogen technology and was founded in October 2020 as a spin-off of the TC-Hydraulik Group, based in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCologne, GermanyHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“EMCEL stands for ELECTRIC-MOBILITY, FUEL CELLS and HYDROGEN TECHNOLOGY.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHamburg, GermanyHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“h2 supports its clients in optimizing and classifying project concepts within the framework of the energy system of the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“ISI Management Consulting GmbH hat sich auf die Energie- und Wasserwirtschaft sowie den Verkehr spezialisiert und ist seit der Gründung im Jahr 2005 kontinuierlich gewachsen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact 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
18Exact matchRatzeburg, GermanyHQ recorded Nov 6, 20261-109 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKiel, GermanyHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Hypion GmbH was established in Heide, Schleswig-Holstein, under the motto “Pioneer for Integrated Hydrogen Economies.” The Regional Development Agency Heide, IPP Projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNürtingen, GermanyHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Entwicklungs- und Projektierungsleistungen für zukunftsfähige Produkte und Energieversorgungslösungen Ausgehend von unseren Technologieplattformen entwickeln wir…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDachau, GermanyHQ recorded Nov 6, 202611-505 contacts →

Exact match

“ProEuropean Trading GmbH is a European company at the leading edge of innovation & technology in the green energy sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNeuwied, GermanyHQ recorded Nov 6, 202611-504 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchJesteburg, GermanyHQ recorded Nov 6, 202611-503 contacts →

Exact match

“From Strategy to Execution and beyond: Architects of integrated hydrogen-based activities and value chains.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBerlin, GermanyHQ recorded Nov 6, 20261-103 contacts →

Exact match

“We design, plan, construct and maintain systems for environmentally friendly energy supply based on hydrogen and fuel cell technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGeretsried, GermanyHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Advisory and due diligence for net-zero technologies, projects and strategies.”

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

Showing 25 of 81 clean hydrogen project consultants based in Germany

See the full list, filter by size, metro and specialty, and access 722 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clean hydrogen project consultants based in Germany at a glance

As of Nov 6, 2026
55.8%Verified-email coverage
16.0Average contacts per company
1-10Median size (employees)
9.9%Largest-city concentration · Hamburg
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
48
11-50
24
51-200
6
201-500
1
501-1,000
1
1,001-5,000
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 81 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 “clean hydrogen project consultants” 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 722 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 “clean hydrogen project consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clean hydrogen project consultants are there based in Germany?

RevenueBase identified 81 company matches for clean hydrogen project consultants 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 clean hydrogen project consultants?

Hamburg leads with 8 company records, followed by Berlin (7) 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 722 professional contacts with verified work emails tracked across these 81 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.