Company lists · Data refreshed November 2026

Top 25 Direct exchange geothermal installers based in France

RevenueBase identified 160 company matches for direct exchange geothermal installers associated with France as of November 2026 and tracks 696 professional contacts across them, including 97 with verified work emails. Montpellier is the largest hub.

This list covers company matches for direct exchange geothermal installers 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
160Companies
696Contacts tracked
97Verified emails
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The 25 largest direct exchange geothermal installers based in France

Ranked by team size
Top 25 of 160 company matches for direct exchange geothermal installers 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchClamart, FranceHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“The Earth can accumulate summer heat and reuse it in the winter, so energy can be stored from season to season.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBaillargues, FranceHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“À l’origine, nous, Philippe Gschwind et Nicolas Besson, étions deux salariés du secteur énergétique.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCastanet-tolosan, FranceHQ recorded Nov 6, 202611-5019 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchFleury Sur Orne, FranceHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Née à l'initiative d'un plombier chauffagiste passionné par son métier, désirant faire connaître les nouvelles technologies et solutions de chauffage et climatisation autour de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMaisse (91), FranceHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Expert en forage géothermique de surface.”

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

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFranceHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Créée en 2007, nous sommes une entreprise de chauffagiste basée à Valognes près de Cherbourg dans le Cotentin.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchVetraz Monthoux, FranceHQ recorded Nov 6, 20261-1011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPeyruis, FranceHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Depuis +20 ans, votre confort est notre priorité Fournisseur de solutions de chauffage et de climatisation écoénergétiques et fiables aux particuliers et aux professionnels, nous…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchPontault Combault, FranceHQ recorded Nov 6, 20261-107 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCarquefou, FranceHQ recorded Nov 6, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSaint-germain-laprade, FranceHQ recorded Nov 6, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSt.-germain-en-laye, FranceHQ recorded Nov 6, 20261-105 contacts →

Exact match

“NRJ PAC est une entreprise spécialisée dans les services à l'habitat auprès des particuliers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMontpellier, FranceHQ recorded Nov 6, 20261-105 contacts →

Exact match

“ENAIRIO est une entreprise spécialisée dans les solutions énergétiques performantes et durables, au service des particuliers, des professionnels et des collectivités.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMontpellier, FranceHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Société d’installation de moyens de production d’énergies électrique et/ou thermique décarbonées et de services dans la maitrise énergétique des bâtiments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBrignais, FranceHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Depuis 2018, Fontherm est une entreprise spécialisée dans la conception, l’installation et la maintenance de systèmes de chauffage, climatisation et pompes à chaleur pour les…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchLespinasse, FranceHQ recorded Nov 6, 20261-103 contacts →

Exact match

“DPIBAROT c'est une entreprise spécialisée dans le domaine des énergies renouvelables, du chauffage, de la climatisation et de la plomberie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchChatillon Le Duc, FranceHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMartillac, FranceHQ recorded Nov 6, 20261-103 contacts →

Exact match

“CHAUFFAGE POMPE À CHALEUR, BOIS BIOMASSE, CLIMATISATION - Chauffage bois (poêle à granulés, poêle à bois, chaudière à granulés, chaudières à pellets, chaudière bois) et Pompe à…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSaint-saturnin-lès-avignon, FranceHQ recorded Nov 6, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchVillennes Sur Seine, FranceHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Fort d’une expérience de plus de 15 ans dans les énergies renouvelables, Tenova dispose d’un savoir-faire en matière de développement et réalisation de projets à partir de sources…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAix-les Milles, FranceHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Domotec existe depuis 1993 et est spécialisée dans les domaines du chauffage, de la climatisation et des énergies renouvelables : pompes à chaleur, panneaux solaires, thermiques…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBrives-charensac, FranceHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Entreprise spécialisée dans les énergies renouvelables en Haute Loire, THERMA CONFORT propose l'installation de pompes à chaleur aérothermique ou géothermique, de chaudières à…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMarseille, FranceHQ recorded Nov 6, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchTournon D Agenais, FranceHQ recorded Nov 6, 20261-102 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 160 direct exchange geothermal installers based in France

See the full list, filter by size, metro and specialty, and access 97 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Direct exchange geothermal installers based in France at a glance

As of Nov 6, 2026
13.9%Verified-email coverage
4.3Average contacts per company
1-10Median size (employees)
2.5%Largest-city concentration · Montpellier
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
115
11-50
31
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 160 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 “direct exchange geothermal installers” 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 97 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 “direct exchange geothermal installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many direct exchange geothermal installers are there based in France?

RevenueBase identified 160 company matches for direct exchange geothermal installers 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?

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

Which city has the most direct exchange geothermal installers?

Montpellier leads with 4 company records, followed by Marseille (3) and Paris (3).

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 97 professional contacts with verified work emails tracked across these 160 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.