Company lists · Data refreshed November 2026

Top 25 Hydrogen production facility developers based in France

Name: Hydrogen production facility developers based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 88 companies tracked

RevenueBase identified 88 company matches for hydrogen production facility developers associated with France as of November 2026 and tracks 2,611 professional contacts across them, including 1,131 with verified work emails. Paris is the largest hub.

This list covers company matches for hydrogen production facility developers associated with France, 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

88Companies

2,611Contacts tracked

1,131Verified emails

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The 25 largest hydrogen production facility developers based in France

Ranked by team size

Top 25 of 88 company matches for hydrogen production facility developers based in France, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	AKUO	Exact match	Paris, FranceHQ recorded Nov 6, 2026	201-500	553 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
2	Entrepose Contracting	Exact match	Nanterre, FranceHQ recorded Nov 6, 2026	201-500	250 contacts →
	Exact match “Entrepose Contracting, a subsidiary of VINCI Construction Grands Projets, designs and delivers critical energy infrastructure for the storage, treatment, and transportation of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	LHYFE	Exact match	Nantes, FranceHQ recorded Nov 6, 2026	51-200	205 contacts →
	Exact match “Lhyfe is a certain idea of the world, a world in which we can meet our energy needs by being part of the natural ecosystem rather than trying to dominate it.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Entech Smart Energies	Exact match	Quimper, FranceHQ recorded Nov 6, 2026	201-500	197 contacts →
	Exact match “Entech develops solar production, storage, and electricity conversion solutions controlled by smart software systems that promote the increasing and profitable integration of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Genvia	Exact match	Béziers, FranceHQ recorded Nov 6, 2026	51-200	152 contacts →
	Exact match “Today, and for decades, global warming is a reality.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Sofregaz SAS	Exact match	Puteaux, FranceHQ recorded Nov 6, 2026	51-200	142 contacts →
	Exact match “SOFREGAZ is a leading independent engineering company, created in 1959 by Gaz de France, with over 1300 projects across 95 countries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	HDF Energy	Exact match	Blanquefort, FranceHQ recorded Nov 6, 2026	51-200	118 contacts →
	Exact match “HDF Energy is a leading global player in the hydrogen industry, dedicated to developing large-scale hydrogen infrastructure and advanced multi-megawatt fuel cell technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	MCPHY	Exact match	Foussemagne, FranceHQ recorded Nov 6, 2026	201-500	106 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 · Nov 6, 2026 · View company records in RevenueBase
9	Verso Energy	Exact match	Paris, FranceHQ recorded Nov 6, 2026	51-200	80 contacts →
	Exact match “Verso Energy est spécialisée dans le développement, l’ingénierie, le financement, la construction et l’exploitation d’installations de production d’énergies renouvelables…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	45-8 Energy	Exact match	Metz, FranceHQ recorded Nov 6, 2026	11-50	49 contacts →
	Exact match “L’entreprise européenne pionnière sur l’exploration et la production d’hélium et d’hydrogène naturel!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Bulane	Exact match	Fabregues, FranceHQ recorded Nov 6, 2026	11-50	44 contacts →
	Exact match “Bulane s'engage à démocratiser l'usage de l'hydrogène décarboné, en facilitant son accès et en accompagnant son adoption par tous.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Helion Hydrogen Power	Exact match	Aix En Provence Cedex 4, FranceHQ recorded Nov 6, 2026	51-200	38 contacts →
	Exact match “With over 20 years of experience, HELION Hydrogen Power, subsidiary of Alstom, is a leading high-power hydrogen fuel cell manufacturer based in Aix-en-Provence, France.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Hydrogain	Exact match	Lyon, FranceHQ recorded Nov 6, 2026	11-50	35 contacts →
	Exact match “HydroGain is an engineering company and a training organization, born in Lyon at the heart of the Rhône-Alpes hydrogen ecosystem.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	H2x-Ecosystems	Exact match	Bruz, FranceHQ recorded Nov 6, 2026	11-50	31 contacts →
	Exact match “H2X-Ecosystems est une entreprise spécialisée dans les solutions de production, distribution et consommation d'hydrogène renouvelable et bas carbone.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Gen-Hy	Exact match	Orly, FranceHQ recorded Nov 6, 2026	11-50	27 contacts →
	Exact match “To this end, we have designed a unique high-efficiency system that covers the entire hydrogen value chain: from hydrogen production using decarbonated energy, to its end use in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Staaq Technology	Exact match	Paris, FranceHQ recorded Nov 6, 2026	11-50	26 contacts →
	Exact match “We are a team of hydrogen technologies professionals dedicated to the green hydrogen economy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	H2gremm	Exact match	Edern, FranceHQ recorded Nov 6, 2026	11-50	24 contacts →
	Exact match “H2Gremm redefines the future of energy by placing hydrogen at the heart of sustainable mobility and energy autonomy for buildings.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	H2v	Exact match	Paris, FranceHQ recorded Nov 6, 2026	11-50	23 contacts →
	Exact match “H2V invests in, develops and builds large scale production of green hydrogen and its derivatives, e-methanol and e-kerosene, to decarbonize sectors with a particularly high CO2…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	GECOS	Exact match	Labège, FranceHQ recorded Nov 6, 2026	11-50	22 contacts →
	Exact match “Gecos est un cabinet de maîtrise d’oeuvre spécialisé dans la conception, la réalisation et la rénovation de Bâtiments et de stations-service (Hydrocarbures, Gaz Naturel…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Vendée Energie	Exact match	La Roche-sur-yon, FranceHQ recorded Nov 6, 2026	11-50	20 contacts →
	Exact match “Vendée Energie est une Société d’Economie Mixte (SEM) de production et de distribution d’énergies renouvelables créée par le Syndicat Départemental d’Energie et d’Equipement de la…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Eifhytec	Exact match	Strasbourg, FranceHQ recorded Nov 6, 2026	1-10	15 contacts →
	Exact match “EIFHYTEC is a European industrial company based in Strasbourg, France, which brings together passionates of the energy transition around a common project: contributing to the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Sylfen	Exact match	Le Cheylas, FranceHQ recorded Nov 6, 2026	11-50	9 contacts →
	Exact match “Energy is at the heart of human civilization, and its evolutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Hyjack	Exact match	Paris, FranceHQ recorded Nov 6, 2026	1-10	9 contacts →
	Exact match “HyJack is a young start-up created in the early 2021.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Nerius Invest	Exact match	Lyon, FranceHQ recorded Nov 6, 2026	1-10	8 contacts →
	Exact match “Nerius Invest est un gestionnaire d'actifs indépendant qui investit pour la décarbonation des industries et des mobilités.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Enhywhere	Exact match	Paris, FranceHQ recorded Nov 6, 2026	11-50	6 contacts →
	Exact match “Enhywhere designs refueling stations to fill the gap in the market and alleviate the industry’s pain point.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “hydrogen production facility developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 88 hydrogen production facility developers based in France

See the full list, filter by size, metro and specialty, and access 1,131 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydrogen production facility developers based in France at a glance

As of Nov 6, 2026

43.3%Verified-email coverage

29.7Average contacts per company

1-10Median size (employees)

19.3%Largest-city concentration · Paris

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 88 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 France 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. 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 1,131 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 “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 based in France?

RevenueBase identified 88 company matches for hydrogen production facility developers associated with France 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?

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

Which city has the most hydrogen production facility developers?

Paris leads with 17 company records, followed by Lyon (5) and Aix En Provence (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 1,131 professional contacts with verified work emails tracked across these 88 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.