Company lists · Data refreshed September 2026

Top 20 Geothermal energy operators based in France

RevenueBase identified 58 company matches for geothermal energy operators associated with France as of September 2026 and tracks 556 professional contacts across them, including 250 with verified work emails. Pau is the largest hub.

This list covers company matches for geothermal energy operators 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 September 16, 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 16, 2026 How this list was built
58Companies
556Contacts tracked
250Verified emails
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The 20 largest geothermal energy operators based in France

Ranked by team size
Top 20 of 58 company matches for geothermal energy operators based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchParis, FranceHQ recorded Sep 16, 202651-200162 contacts →

Exact match

“Depuis 2004, JP Energie Environnement développe, finance, construit et exploite des unités de production d’électricité d’origine renouvelables dans tous les domaines d’activités …”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchOrleans, FranceHQ recorded Sep 16, 202611-5046 contacts →

Exact match

“CFG Services est une société de services et d’ingénierie, filiale à 100% du BRGM, spécialisée en géothermie qui dès le début des années 80 a été pionnière dans le développement…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchAgneaux, FranceHQ recorded Sep 16, 202611-5023 contacts →

Exact match

“L’entreprise Lemasson créée en 1975, se situant à Agneaux dans la Manche dans la région de Normandie, est concepteur et fabricant de pompes à chaleur géothermiques.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchCastanet-tolosan, FranceHQ recorded Sep 16, 202611-5021 contacts →

Exact match

“Bio-Énergies Diffusion est le n°1 de la géothermie dans tout le Sud-Ouest de la France.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchParis, FranceHQ recorded Sep 16, 202611-5021 contacts →

Exact match

“Vous souhaitez valoriser votre patrimoine immobilier, maîtriser sa consommation énergétique en lui assurant un approvisionnement local pour son confort thermique?”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchAcheres, FranceHQ recorded Sep 16, 202611-5019 contacts →

Exact match

“COTRASOL est une entreprise de forage pour l'eau et la géothermie, depuis 1963 nous réalisons des captages d'eau pour le bâtiment, l'adduction d'eau potable, l'irrigation…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchGrigny, FranceHQ recorded Sep 16, 202611-5018 contacts →

Exact match

“StratéGéO Conseil est un bureau d'étude en Géothermie & Hydrogéologie basé au 26 rue des Carriers Italiens à Grigny (91), intervenant sur tout le territoire national.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchToulouse, FranceHQ recorded Sep 16, 202611-5016 contacts →

Exact match

“TLS Geothermics is a geoscience tech company, exploring and developing geothermal projects for power, heat, cold and byproducts.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchMaisse (91), FranceHQ recorded Sep 16, 202611-5015 contacts →

Exact match

“Expert en forage géothermique de surface.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchNanterre, FranceHQ recorded Sep 16, 20261-1014 contacts →

Exact match

“GEOTHER is an engineering and consulting company specializing in geothermal energy and, in a general way, in renewable energies, groundwater management and hydrogeotechnics.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchPlaisir, FranceHQ recorded Sep 16, 202611-508 contacts →

Exact match

“La société Géotec Energie, filiale du Groupe Géotec, est spécialisée dans la réalisation de forages géothermiques sur sondes.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchRoissy-En-France, FranceHQ recorded Sep 16, 202611-508 contacts →

Exact match

“GEOFLUID is a geothermal engineering and service company based in FRANCE, France.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchPau, FranceHQ recorded Sep 16, 20261-107 contacts →

Exact match

“GEOTHERMAQ est une société résolument engagée dans la transition énergétique.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchChevilly-larue, FranceHQ recorded Sep 16, 202611-505 contacts →

Exact match

“La SEMHACH gère et exploite le plus grand réseau de chaleur géothermique européen.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchLezoux, FranceHQ recorded Sep 16, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchSaint Apollinaire, FranceHQ recorded Sep 16, 20261-105 contacts →

Exact match

“INGEN LOGGING relies on the geological and geophysical expertise of INGEN Innovations Geosciences to develop the most advanced Surface Logging Cabin and services on the market to…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchVandoeuvre-lès-nancy, FranceHQ recorded Sep 16, 20261-104 contacts →

Exact match

“Created in early 2020 in Nancy, ENEREX works on the field of new energies and unconventional reservoirs prospection.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchSaint-germain-laprade, FranceHQ recorded Sep 16, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchChatillon Le Duc, FranceHQ recorded Sep 16, 20261-103 contacts →

Exact match

“L’expertise du chauffage Géothermique, Aérothermique, et Air Extrait • Depuis sa création en 2008, l’entreprise Besançon Géothermie couvre l’étude, l’installation et la…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchMarseille, FranceHQ recorded Sep 16, 20261-101 contacts →

Exact match

“Wisearth est une entreprise spécialisée dans la géothermie de surface, proposant des solutions de forage sur sondes pour chauffer et rafraîchir nos bâtiments.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 20 of 58 geothermal energy operators based in France

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Geothermal energy operators based in France at a glance

As of Sep 16, 2026
45.0%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
5.2%Largest-city concentration · Pau
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
20
51-200
4

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 58 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 “geothermal energy operators” 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 250 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 16, 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 “geothermal energy operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal energy operators are there based in France?

RevenueBase identified 58 company matches for geothermal energy operators associated with France 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?

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

Which city has the most geothermal energy operators?

Pau leads with 3 company records, followed by Orleans (2) and Paris (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 250 professional contacts with verified work emails tracked across these 58 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 16, 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.