Company lists · Data refreshed November 2026

Top 25 Geothermal system maintenance services based in France

RevenueBase identified 595 company matches for geothermal system maintenance services associated with France as of November 2026 and tracks 5,301 professional contacts across them, including 861 with verified work emails. Paris is the largest hub.

This list covers company matches for geothermal system maintenance services 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
595Companies
5,301Contacts tracked
861Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest geothermal system maintenance services based in France

Ranked by team size
Top 25 of 595 company matches for geothermal system maintenance services 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 matchCourbevoie, FranceHQ recorded Nov 6, 2026501-1,000544 contacts →

Exact match

“Sur les centrales nucléaires du groupe EDF, nous intervenons sur tous les types de bâtiments, à la fois de production et tertiaires.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchArras, FranceHQ recorded Nov 6, 20261,001-5,000373 contacts →

Exact match

“Spécialiste de la maintenance immobilière, nous entretenons et dépannons les équipements de chauffage, VMC, plomberie, sanitaire, climatisation… pour les bailleurs sociaux et les…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchVilleurbanne, FranceHQ recorded Nov 6, 2026201-500124 contacts →

Exact match

“E2S, prend en charge l'entretien, le dépannage, les travaux de rénovation et d'optimisation, pour vos équipements, notamment de chauffage collectif, de petites et moyennes…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchOrleans, FranceHQ recorded Nov 6, 202611-5050 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCavaillon, FranceHQ recorded Nov 6, 202611-5038 contacts →

Exact match

“Depuis 40 ans nous mettons notre passion et nos compétences au service des professionnels et des particuliers, pour proposer des solutions de climatisation et de chauffage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMarseille, FranceHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“H.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCormelles-le-royal, FranceHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“LARCHER Services est spécialisé dans la maintenance, le dépannage et l'entretien de la plomberie, du chauffage et de la climatisation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchVendargues, FranceHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Depuis plus de 15 ans, A'Climatis allie prix compétitifs et produits de grande qualité pour vous offrir une gamme hautement sélective.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchGrenoble, FranceHQ recorded Nov 6, 202651-20031 contacts →

Exact match

“Acteur de pointe du génie climatique dans notre région depuis 1938, le groupe CISEPZ dispose d’une organisation pour entreprises et particuliers lui permettant d’étudier, de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchChauché, FranceHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Entreprise vendéenne fondée en 1966, les établissements FAUCHET sont spécialisés dans les domaines suivants : Chauffage, Plomberie, Electricité et Maintenance Nos équipes vous…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMontamise, FranceHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Saint Eloi Fougère propose des services aux Professionnels de l'immobilier ou à ceux qui gèrent des bâtiments tertiaires, publics ou privés.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchCréteil, FranceHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Depuis plus de 30 ans, nous intervenons à Créteil et dans le Val-de-Marne (94) dans l'installation, l'entretien et le dépannage des équipements de chauffage gaz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchThierville-sur-meuse, FranceHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“Spécialiste dans le domaine du chauffage, de la plomberie, du sanitaire, de la ventilation, de la climatisation et des énergies renouvelables depuis plusieurs décennies déjà…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLyon, FranceHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Assurer la pérennité de votre exploitation solaire par la maintenance photovoltaïque préventive, le nettoyage minutieux de vos panneaux et le dépannage rapide de vos installations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact 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
18Exact 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
19Exact matchRosny Sous Bois, FranceHQ recorded Nov 6, 202651-20011 contacts →

Exact match

“Depuis 1905, nous vous proposons un service d'installation et maintenance de systèmes de chauffage énergies renouvelables pompe à chaleur, bois granulés, gaz naturel ou solaire…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCanéjan, FranceHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Entreprise crée en 1992, Tec Clim a commencé ses activités dans le domaine du froid et du conditionnement d'air.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRoissy-En-France, FranceHQ recorded Nov 6, 202611-5011 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPlaisir, FranceHQ recorded Nov 6, 202611-5011 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 · Nov 6, 2026 · View company records in RevenueBase
23Exact 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
24Exact matchLamballe-armor, FranceHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Eréo est votre partenaire dans tous vos travaux de plomberie, chauffage, ventilation, climatisation, électricité dans les secteurs tertiaire, particuliers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchOrly, FranceHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Assurer le confort thermique d’un logement ne se limite pas à installer un équipement.”

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

Showing 25 of 595 geothermal system maintenance services based in France

See the full list, filter by size, metro and specialty, and access 861 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Geothermal system maintenance services based in France at a glance

As of Nov 6, 2026
16.2%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
2.2%Largest-city concentration · Paris
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
396
11-50
146
51-200
16
201-500
1
501-1,000
1
1,001-5,000
5

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 595 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 system maintenance services” 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 861 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 “geothermal system maintenance services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal system maintenance services are there based in France?

RevenueBase identified 595 company matches for geothermal system maintenance services 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?

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

Which city has the most geothermal system maintenance services?

Paris leads with 13 company records, followed by Marseille (6) and Lyon (4).

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 861 professional contacts with verified work emails tracked across these 595 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.

Ready to reach these companies? Verified emails and direct dials for all 595 geothermal system maintenance services based in France. Start with a free account, no credit card.

Download this list →

Related lists

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.