Company lists · Data refreshed November 2026

Top 25 Geothermal system design engineers based in France

RevenueBase identified 284 company matches for geothermal system design engineers associated with France as of November 2026 and tracks 2,101 professional contacts across them, including 678 with verified work emails. Paris is the largest hub.

This list covers company matches for geothermal system design engineers 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
284Companies
2,101Contacts tracked
678Verified emails
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The 25 largest geothermal system design engineers based in France

Ranked by team size
Top 25 of 284 company matches for geothermal system design engineers 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 matchLudres Cedex, FranceHQ recorded Nov 6, 2026501-1,000164 contacts →

Exact match

“Groupe multirégional indépendant dédié aux activités de génie climatique : • Exploitation de chaufferies collectives toutes énergies et toutes puissances, • Maintenance de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCoutances, FranceHQ recorded Nov 6, 2026201-500113 contacts →

Exact match

“Fouchard conçoit et met en place tous types d’installations de génie climatique pour les industriels, les professionnels comme les particuliers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchStrasbourg, FranceHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Et si l’énergie que vous perdez aujourd’hui devenait votre plus grand levier de compétitivité?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAnglet, FranceHQ recorded Nov 6, 202611-5052 contacts →

Exact match

“CEGECLIM ENERGIES est le Concessionnaire agréé HITACHI Cooling & Heating de BOSCH Home Confort Group sur la Nouvelle Aquitaine.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchPierrelatte, FranceHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Sietra Provence, membre du Groupe GCC, est spécialisé en Génie Climatique et Plomberie depuis plus de 70 ans.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchCourtabœuf, FranceHQ recorded Nov 6, 202611-5045 contacts →

Exact match

“L’équipe AXYS, forte de son expérience dans le domaine, met en application depuis plus de 25 ans, l’ensemble des nouvelles technologies applicables aux équipements techniques des…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLe Bouscat, FranceHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Based in Bordeaux, we partner with architects, construction professionals and home owners to define and deliver energy efficient HVAC solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchRoquefort Les Pins, FranceHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Leader du secteur du CVC et de l'efficacité énergétique, Osmose fournit des solutions innovantes et clés en main aux industriels.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact 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
13Exact matchVillefranche Sur Saone, FranceHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“ABAC INGENIERIE est un bureau d études spécialisé en Fluides (Thermique,Plomberie,CVC,Electricite CFO CFA,SSI, energies renouvelables) et Structures”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAgneaux, FranceHQ recorded Nov 6, 202611-5024 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBailly Romainvilliers, FranceHQ recorded Nov 6, 202651-20022 contacts →

Exact match

“NOTRE ADN: Nous sommes des techniciens spécialisés en génie climatique, génie électrique et gestion technique du bâtiment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNancy, FranceHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Avenna rend les bâtiments plus performants en fournissant des services essentiels qui améliorent leur efficacité énergétique, renforcent leur fiabilité et optimisent le confort…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Nov 6, 202611-5020 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 · Nov 6, 2026 · View company records in RevenueBase
18Exact matchEntraigues-sur-la-sorgue, FranceHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“Composée de plus d'une centaine de collaborateurs, la société AMD Energies est aujourd’hui un acteur incontournable du génie climatique et de la plomberie dans les départements du…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact 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
20Exact matchLe Havre, FranceHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“DIMOé : Diagnostic, Ingénierie et Maîtrise d’œuvre en énergie; est un bureau d’études en ingénierie CVC (Chauffage – Ventilation – Climatisation) et Efficacité Énergétique…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchNanterre, FranceHQ recorded Nov 6, 20261-1018 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 · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLille, FranceHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Gaia energie est une entreprise de génie climatique crée en 2017.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact 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
24Exact matchAmplepuis, FranceHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“J.Moos is a retail company based out of ZONE INDUSTRIELLE IMP EDOUARD BRANLY, Amplepuis, Rhone-Alpes, France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSalon De Provence, FranceHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Depuis le 5 Juillet 2024, nos 4 entreprises RSE, ICE, TechniClim et Ecret ont fusionné en Tech9 Énergie.”

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

Showing 25 of 284 geothermal system design engineers based in France

See the full list, filter by size, metro and specialty, and access 678 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal system design engineers based in France at a glance

As of Nov 6, 2026
32.3%Verified-email coverage
7.4Average contacts per company
1-10Median size (employees)
1.8%Largest-city concentration · Paris
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
177
11-50
81
51-200
14
201-500
2
501-1,000
1

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 284 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 design engineers” 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 678 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 design engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal system design engineers are there based in France?

RevenueBase identified 284 company matches for geothermal system design engineers 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?

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

Which city has the most geothermal system design engineers?

Paris leads with 5 company records, followed by Marseille (4) and Toulouse (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 678 professional contacts with verified work emails tracked across these 284 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.