Company lists · Data refreshed September 2026

Top 25 Industrial energy efficiency firms based in France

Name: Industrial energy efficiency firms based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 778 companies tracked

RevenueBase identified 778 company matches for industrial energy efficiency firms associated with France as of September 2026 and tracks 9,999 professional contacts across them, including 3,320 with verified work emails. Paris is the largest hub.

This list covers company matches for industrial energy efficiency firms 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 17, 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 17, 2026 How this list was built

778Companies

9,999Contacts tracked

3,320Verified emails

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The 25 largest industrial energy efficiency firms based in France

Ranked by team size

Top 25 of 778 company matches for industrial energy efficiency firms based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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	Veolia Industries Global Solutions	Exact match	Aubervilliers, FranceHQ recorded Sep 17, 2026	1,001-5,000	460 contacts →
	Exact match “Veolia Industries Global Solutions est devenu Veolia Energie Performance depuis le 1er juin 2025.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Greenflex	Exact match	Paris, FranceHQ recorded Sep 17, 2026	501-1,000	390 contacts →
	Exact match “Since 2009, GreenFlex has been a key partner in the energy, environmental and societal transformation of organizations, enabling them to change their trajectory towards an economy…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Energy Pool	Exact match	Le Bourget Du Lac, FranceHQ recorded Sep 17, 2026	51-200	300 contacts →
	Exact match “At the centre of the smart grid revolution, Energy Pool manages and optimizes complex systems (energy consumption of industrial sites, decentralized production, renewable…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Hellio	Exact match	Clichy, FranceHQ recorded Sep 17, 2026	201-500	293 contacts →
	Exact match “Engagé depuis 2008, Hellio est le pionnier du marché des économies d’énergie en France (métropole et Outre-Mer).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Airflux SAS	Exact match	Lille, FranceHQ recorded Sep 17, 2026	201-500	212 contacts →
	Exact match “AIRFLUX, A RUBIX Company est, depuis plus de 40 ans, un intégrateur de solutions industrielles et a pour mission de vous accompagner dans vos projets autour de l’efficacité…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Alliance DES Énergies	Exact match	Villeurbanne, FranceHQ recorded Sep 17, 2026	51-200	161 contacts →
	Exact match “Alliance des Énergies : L’allié de vos stratégies énergétiques à 360°!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	accenta.ai	Exact match	Boulogne-billancourt, FranceHQ recorded Sep 17, 2026	51-200	149 contacts →
	Exact match “Accenta aide les acteurs de l’immobilier à maîtriser leurs charges, valoriser leurs actifs et répondre aux exigences réglementaires, grâce à la performance énergie-carbone.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Certinergy	Exact match	La Garenne-colombes, FranceHQ recorded Sep 17, 2026	51-200	129 contacts →
	Exact match “Depuis sa création en 2008, CertiNergy se mobilise pour impulser et mettre en œuvre des actions d’économies d’énergie pour tous les consommateurs d’énergie, du particulier à…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	SNECI	Exact match	Levallois, FranceHQ recorded Sep 17, 2026	51-200	107 contacts →
	Exact match “SNECI offers expertise in Industrial Performance Improvement, Business Development & Decarbonization to our customers internationally through 450 experts around the world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	CDC Conseil	Exact match	Joué-lès-tours, FranceHQ recorded Sep 17, 2026	51-200	98 contacts →
	Exact match “CDC Conseil est une entreprise qui propose - Aux gestionnaires de patrimoines immobiliers des prestations de conseil de suivi d’exploitation, d’achat d’énergie et des solutions…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Avencore	Exact match	FranceHQ recorded Sep 17, 2026	51-200	94 contacts →
	Exact match “Your Strategic Partner in the Industry Avencore is an international consulting firm specialized in the industrial sector, driven by a passionate team of 130 experts.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Place DES Énergies	Exact match	Saultain, FranceHQ recorded Sep 17, 2026	51-200	94 contacts →
	Exact match “Face à la volatilité des prix, à la complexité des contrats et aux enjeux de consommation, la gestion de l’énergie est devenue stratégique.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Energie & Service	Exact match	Versailles, FranceHQ recorded Sep 17, 2026	51-200	93 contacts →
	Exact match “Avez-vous besoin d'aide pour améliorer les performances énergétiques de vos bâtiments?” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Groupe Technic Assistance	Exact match	Reims, FranceHQ recorded Sep 17, 2026	51-200	80 contacts →
	Exact match “ÉTUDES INDUSTRIELLES - INGÉNIERIE - ASSISTANCE TECHNIQUE - EXPERTISE ENERGIE Créé en 1996 avec le développement des outils CAO dans l’INDUSTRIE, notre groupe se diversifie et se…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Arnest	Exact match	Puteaux, FranceHQ recorded Sep 17, 2026	51-200	72 contacts →
	Exact match “Organisée sur un modèle de start-up, Arnest réalise des services d’ingénierie et de management de projets pour le secteur de l'énergie.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Groupe Sofratherm - Setemi	Exact match	Suresnes, FranceHQ recorded Sep 17, 2026	51-200	68 contacts →
	Exact match “Le groupe Sofratherm - Setemi est un groupe de services en efficacité énergétique.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Erese Groupe Scet HTC	Exact match	Paris, FranceHQ recorded Sep 17, 2026	51-200	62 contacts →
	Exact match “ERESE \| Groupe SCET HTC est un bureau d’études spécialisé dans les énergies, les réseaux et l’environnement.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Aginergy	Exact match	Lyon, FranceHQ recorded Sep 17, 2026	51-200	58 contacts →
	Exact match “Aginergy est une société de conseil en Ingénierie spécialisée en POWER & PROCESS.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Ynergie	Exact match	Toulouse, FranceHQ recorded Sep 17, 2026	11-50	57 contacts →
	Exact match “Ynergie, c’est un accompagnement sur-mesure d’un projet d’efficacité énergétique avec - de l'ingénierie financière (CEE, MaPrimeRénov', Guichet ADEME.)- de l'ingénierie de projets” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	ACE Energie	Exact match	Paris, FranceHQ recorded Sep 17, 2026	11-50	56 contacts →
	Exact match “ACE Énergie est une société de services en d'efficacité énergétique qui propose 3 offres :=> Offre de financement de projet : Nous participons au financement de projets…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Crust Energie	Exact match	Paris, FranceHQ recorded Sep 17, 2026	11-50	55 contacts →
	Exact match “Crust énergie réalise des travaux rénovation énergétique et les finance à 100%.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Ecogreenenergy	Exact match	Strasbourg, FranceHQ recorded Sep 17, 2026	51-200	54 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 · Sep 17, 2026 · View company records in RevenueBase
23	Akajoule	Exact match	Saint Nazaire, FranceHQ recorded Sep 17, 2026	11-50	54 contacts →
	Exact match “AKAJOULE est un bureau d’étude spécialisé dans l’accompagnement et l’ingénierie en énergie et environnement.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	VIRIA	Exact match	Caen, FranceHQ recorded Sep 17, 2026	51-200	54 contacts →
	Exact match “Qui sommes-nous?” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Optima Énergie	Exact match	Plescop, FranceHQ recorded Sep 17, 2026	11-50	54 contacts →
	Exact match “Créée en 2016, Optima Énergie est un cabinet de #conseil en #énergie basé en #Bretagne.” Recorded in the RevenueBase company graph · Sep 17, 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 “industrial energy efficiency firms”. 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 778 industrial energy efficiency firms based in France

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Industrial energy efficiency firms based in France at a glance

As of Sep 17, 2026

33.2%Verified-email coverage

12.9Average contacts per company

1-10Median size (employees)

15.8%Largest-city concentration · Paris

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

488

11-50

214

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 778 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 “industrial energy efficiency firms” 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 3,320 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 17, 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 “industrial energy efficiency firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial energy efficiency firms are there based in France?

RevenueBase identified 778 company matches for industrial energy efficiency firms 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?

Veolia Industries Global Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most industrial energy efficiency firms?

Paris leads with 123 company records, followed by Lyon (42) and Toulouse (21).

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 3,320 professional contacts with verified work emails tracked across these 778 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 17, 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.