Company lists · Data refreshed September 2026
Top 25 Energy efficiency retrofit companies based in France
RevenueBase identified 816 company matches for energy efficiency retrofit companies associated with France as of September 2026 and tracks 15,667 professional contacts across them, including 6,768 with verified work emails. Paris is the largest hub.
This list covers company matches for energy efficiency retrofit companies 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.
The 25 largest energy efficiency retrofit companies based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 8,427 contacts → | ||||
Exact match “Dalkia : ensemble, relevons le défi climatique!” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 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 16, 2026 · View company records in RevenueBase | |||||
| 3 | 292 contacts → | ||||
Exact match “Effy, spécialiste de l’efficience énergétique.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 149 contacts → | ||||
Exact match “advizeo supports companies and local authorities in reducing the energy consumption of their buildings.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 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 16, 2026 · View company records in RevenueBase | |||||
| 6 | 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 16, 2026 · View company records in RevenueBase | |||||
| 7 | 109 contacts → | ||||
Exact match “En 2019, le Groupe EDF veut rendre la vie des Français plus simple et lance IZI by EDF, sa plateforme pour accompagner ses clients vers la transition énergétique.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 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 16, 2026 · View company records in RevenueBase | |||||
| 9 | 93 contacts → | ||||
Exact match “Avez-vous besoin d'aide pour améliorer les performances énergétiques de vos bâtiments?” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 90 contacts → | ||||
Exact match “ENERLIS, opérateur global de la transition énergétique, conçoit, réalise et finance vos projets de rénovation énergétique en s'engageant sur le résultat.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 70 contacts → | ||||
Exact match “Green Energy Service est un opérateur de services énergétiques (ESCO) spécialisé dans l’amélioration de la performance énergétique des bâtiments.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 68 contacts → | ||||
Exact match “Le groupe Sofratherm - Setemi est un groupe de services en efficacité énergétique.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 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 16, 2026 · View company records in RevenueBase | |||||
| 14 | 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 16, 2026 · View company records in RevenueBase | |||||
| 15 | 56 contacts → | ||||
Exact match “Alter Watt est un bureau d’études énergétiques, né de la conviction que la transition écologique est un enjeu majeur des années à venir.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 56 contacts → | ||||
Exact match “Ithaque a été créée avec la conviction que la rénovation énergétique des maisons est un enjeu central de la transition écologique.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 55 contacts → | ||||
Exact match “Crust énergie réalise des travaux rénovation énergétique et les finance à 100%.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 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 16, 2026 · View company records in RevenueBase | |||||
| 19 | 54 contacts → | ||||
Exact match “Qui sommes-nous?” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 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 16, 2026 · View company records in RevenueBase | |||||
| 21 | 53 contacts → | ||||
Exact match “Sobre Energie, est une solution Deepki, dédiée à l’Energy Management et à l’accompagnement des entreprises et des collectivités dans la sobriété énergétique de leurs parcs…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 51 contacts → | ||||
Exact match “EOLYA est une Société de Services en Efficacité Energétique et Environnementale (S²E³), active sur la région Auvergne-Rhône-Alpes, générant un chiffre d’affaires d'environ 15 M€…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 43 contacts → | ||||
Exact match “Rénovation énergétique clé en main | Audit • Travaux • Financement Chez Homélior, nous croyons que chaque maison rénovée est une victoire pour la planète et pour ses habitants.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 42 contacts → | ||||
Exact match “Best Energies is an engineering firm leader in energy performance and savings, specialized in renewable energies as well as conventional, for heating and air conditioning systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 41 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 · Sep 16, 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 “energy efficiency retrofit companies”. 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 816 energy efficiency retrofit companies based in France
See the full list, filter by size, metro and specialty, and access 6,768 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Energy efficiency retrofit companies based in France at a glance
As of Sep 16, 2026Companies by employee count
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 816 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 “energy efficiency retrofit companies” 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 6,768 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 “energy efficiency retrofit companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy efficiency retrofit companies are there based in France?
RevenueBase identified 816 company matches for energy efficiency retrofit companies 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?
Dalkia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most energy efficiency retrofit companies?
Paris leads with 111 company records, followed by Lyon (34) and Toulouse (16).
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 6,768 professional contacts with verified work emails tracked across these 816 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.
Ready to reach these companies? Verified emails and direct dials for all 816 energy efficiency retrofit companies based in France. Start with a free account, no credit card.
Download this list →Related lists
Energy efficiency retrofit companies by geography
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
- Energy efficiency retrofit companies based in Belgium
- Energy efficiency retrofit companies based in Brazil
- Energy efficiency retrofit companies based in Canada
- Energy efficiency retrofit companies based in Chile
- Energy efficiency retrofit companies based in Colombia
- Energy efficiency retrofit companies based in Czechia
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
Company intelligence · public preview
Top 25 energy efficiency retrofit companies based in France
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 816 matching company records for energy efficiency retrofit companies based in France, with 15,667 tracked contacts and 6,768 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy efficiency retrofit companies based in France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Dalkiadalkia.frHQ: Saint-andré-lez-lille, FranceReported employees: 10001+ | Saint-andré-lez-lille, France | 10001+ | Exact match | 8,427 contacts → |
“Dalkia : ensemble, relevons le défi climatique!” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Veolia Industries Global Solutionsindustries.veolia.comHQ: Aubervilliers, FranceReported employees: 1,001-5,000 | Aubervilliers, France | 1,001-5,000 | Exact match | 460 contacts → |
“Veolia Industries Global Solutions est devenu Veolia Energie Performance depuis le 1er juin 2025.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  EFFYeffy.frHQ: Paris, FranceReported employees: 201-500 | Paris, France | 201-500 | Exact match | 292 contacts → |
“Effy, spécialiste de l’efficience énergétique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Advizeoadvizeo.ioHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 149 contacts → |
“advizeo supports companies and local authorities in reducing the energy consumption of their buildings.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  accenta.aiaccenta.aiHQ: Boulogne-billancourt, FranceReported employees: 51-200 | Boulogne-billancourt, France | 51-200 | Exact match | 149 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Certinergycertinergy.comHQ: La Garenne-colombes, FranceReported employees: 51-200 | La Garenne-colombes, France | 51-200 | Exact match | 129 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  IZI Solutions Durablesizi-by-edf.frHQ: Courbevoie, FranceReported employees: 51-200 | Courbevoie, France | 51-200 | Exact match | 109 contacts → |
“En 2019, le Groupe EDF veut rendre la vie des Français plus simple et lance IZI by EDF, sa plateforme pour accompagner ses clients vers la transition énergétique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  CDC Conseilcdcconseil.frHQ: Joué-lès-tours, FranceReported employees: 51-200 | Joué-lès-tours, France | 51-200 | Exact match | 98 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Energie & Serviceenergieetservice.frHQ: Versailles, FranceReported employees: 51-200 | Versailles, France | 51-200 | Exact match | 93 contacts → |
“Avez-vous besoin d'aide pour améliorer les performances énergétiques de vos bâtiments?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Enerlisenerlis.frHQ: Boulogne-billancourt, FranceReported employees: 51-200 | Boulogne-billancourt, France | 51-200 | Exact match | 90 contacts → |
“ENERLIS, opérateur global de la transition énergétique, conçoit, réalise et finance vos projets de rénovation énergétique en s'engageant sur le résultat.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Green Energy Servicegreenenergyservice.frHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 70 contacts → |
“Green Energy Service est un opérateur de services énergétiques (ESCO) spécialisé dans l’amélioration de la performance énergétique des bâtiments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Groupe Sofratherm - Setemisofratherm.frHQ: Suresnes, FranceReported employees: 51-200 | Suresnes, France | 51-200 | Exact match | 68 contacts → |
“Le groupe Sofratherm - Setemi est un groupe de services en efficacité énergétique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Erese Groupe Scet HTCerese.frHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 62 contacts → |
“ERESE | Groupe SCET HTC est un bureau d’études spécialisé dans les énergies, les réseaux et l’environnement.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  ACE Energieaceenergie.comHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 56 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Alter Wattalter-watt.comHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 56 contacts → |
“Alter Watt est un bureau d’études énergétiques, né de la conviction que la transition écologique est un enjeu majeur des années à venir.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Ithaqueithaque-renovation.frHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 56 contacts → |
“Ithaque a été créée avec la conviction que la rénovation énergétique des maisons est un enjeu central de la transition écologique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Crust Energiecrust-energie.comHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 55 contacts → |
“Crust énergie réalise des travaux rénovation énergétique et les finance à 100%.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Ecogreenenergyecogreenenergy.frHQ: Strasbourg, FranceReported employees: 51-200 | Strasbourg, France | 51-200 | Exact match | 54 contacts → |
“Et si l’énergie que vous perdez aujourd’hui devenait votre plus grand levier de compétitivité?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  VIRIAviria.frHQ: Caen, FranceReported employees: 51-200 | Caen, France | 51-200 | Exact match | 54 contacts → |
“Qui sommes-nous?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Optima Énergieoptima-energie.frHQ: Plescop, FranceReported employees: 11-50 | Plescop, France | 11-50 | Exact match | 54 contacts → |
“Créée en 2016, Optima Énergie est un cabinet de #conseil en #énergie basé en #Bretagne.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Sobre Energiesobre-energie.comHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 53 contacts → |
“Sobre Energie, est une solution Deepki, dédiée à l’Energy Management et à l’accompagnement des entreprises et des collectivités dans la sobriété énergétique de leurs parcs…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  EOLYAeolya.comHQ: Saint-martin-le-vinoux, FranceReported employees: 51-200 | Saint-martin-le-vinoux, France | 51-200 | Exact match | 51 contacts → |
“EOLYA est une Société de Services en Efficacité Energétique et Environnementale (S²E³), active sur la région Auvergne-Rhône-Alpes, générant un chiffre d’affaires d'environ 15 M€…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Homéliorhomelior.fr HQ: Puteaux, FranceReported employees: 11-50 | Puteaux, France | 11-50 | Exact match | 43 contacts → |
“Rénovation énergétique clé en main | Audit • Travaux • Financement Chez Homélior, nous croyons que chaque maison rénovée est une victoire pour la planète et pour ses habitants.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Best Energiesbest-energies.frHQ: Montreuil, FranceReported employees: 11-50 | Montreuil, France | 11-50 | Exact match | 42 contacts → |
“Best Energies is an engineering firm leader in energy performance and savings, specialized in renewable energies as well as conventional, for heating and air conditioning systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  AXYSaxys-be.frHQ: Courtabœuf, FranceReported employees: 11-50 | Courtabœuf, France | 11-50 | Exact match | 41 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 816 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Energy efficiency retrofit companies: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
811 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 816 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy efficiency retrofit companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy efficiency retrofit companies did RevenueBase find based in France?
The saved snapshot records 816 matching company records, 15,667 tracked contacts and 6,768 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Energy efficiency retrofit companies by geography
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
- Energy efficiency retrofit companies based in Belgium
- Energy efficiency retrofit companies based in Brazil
- Energy efficiency retrofit companies based in Canada
- Energy efficiency retrofit companies based in Chile
- Energy efficiency retrofit companies based in Colombia
- Energy efficiency retrofit companies based in Czechia
Cite this list
RevenueBase Data Team. Top 25 energy efficiency retrofit companies based in France. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-efficiency-retrofit-companies/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
Company intelligence · public preview
Top 25 energy efficiency retrofit companies based in France
RevenueBase records 816 matching company records for energy efficiency retrofit companies based in France, with 15,667 tracked contacts and 6,768 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 energy efficiency retrofit companies based in France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Dalkiadalkia.fr HQ: Saint-andré-lez-lille, FranceReported employees: 10001+ | Saint-andré-lez-lille, France | 10001+ | Exact match | 8,427 contacts → |
“Dalkia : ensemble, relevons le défi climatique!” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Veolia Industries Global Solutionsindustries.veolia.com HQ: Aubervilliers, FranceReported employees: 1,001-5,000 | Aubervilliers, France | 1,001-5,000 | Exact match | 460 contacts → |
“Veolia Industries Global Solutions est devenu Veolia Energie Performance depuis le 1er juin 2025.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | EFFYeffy.fr HQ: Paris, FranceReported employees: 201-500 | Paris, France | 201-500 | Exact match | 292 contacts → |
“Effy, spécialiste de l’efficience énergétique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Advizeoadvizeo.io HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 149 contacts → |
“advizeo supports companies and local authorities in reducing the energy consumption of their buildings.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | accenta.aiaccenta.ai HQ: Boulogne-billancourt, FranceReported employees: 51-200 | Boulogne-billancourt, France | 51-200 | Exact match | 149 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Certinergycertinergy.com HQ: La Garenne-colombes, FranceReported employees: 51-200 | La Garenne-colombes, France | 51-200 | Exact match | 129 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | IZI Solutions Durablesizi-by-edf.fr HQ: Courbevoie, FranceReported employees: 51-200 | Courbevoie, France | 51-200 | Exact match | 109 contacts → |
“En 2019, le Groupe EDF veut rendre la vie des Français plus simple et lance IZI by EDF, sa plateforme pour accompagner ses clients vers la transition énergétique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | CDC Conseilcdcconseil.fr HQ: Joué-lès-tours, FranceReported employees: 51-200 | Joué-lès-tours, France | 51-200 | Exact match | 98 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Energie & Serviceenergieetservice.fr HQ: Versailles, FranceReported employees: 51-200 | Versailles, France | 51-200 | Exact match | 93 contacts → |
“Avez-vous besoin d'aide pour améliorer les performances énergétiques de vos bâtiments?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Enerlisenerlis.fr HQ: Boulogne-billancourt, FranceReported employees: 51-200 | Boulogne-billancourt, France | 51-200 | Exact match | 90 contacts → |
“ENERLIS, opérateur global de la transition énergétique, conçoit, réalise et finance vos projets de rénovation énergétique en s'engageant sur le résultat.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Green Energy Servicegreenenergyservice.fr HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 70 contacts → |
“Green Energy Service est un opérateur de services énergétiques (ESCO) spécialisé dans l’amélioration de la performance énergétique des bâtiments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Groupe Sofratherm - Setemisofratherm.fr HQ: Suresnes, FranceReported employees: 51-200 | Suresnes, France | 51-200 | Exact match | 68 contacts → |
“Le groupe Sofratherm - Setemi est un groupe de services en efficacité énergétique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Erese Groupe Scet HTCerese.fr HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 62 contacts → |
“ERESE | Groupe SCET HTC est un bureau d’études spécialisé dans les énergies, les réseaux et l’environnement.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ACE Energieaceenergie.com HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 56 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Alter Wattalter-watt.com HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 56 contacts → |
“Alter Watt est un bureau d’études énergétiques, né de la conviction que la transition écologique est un enjeu majeur des années à venir.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Ithaqueithaque-renovation.fr HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 56 contacts → |
“Ithaque a été créée avec la conviction que la rénovation énergétique des maisons est un enjeu central de la transition écologique.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Crust Energiecrust-energie.com HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 55 contacts → |
“Crust énergie réalise des travaux rénovation énergétique et les finance à 100%.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ecogreenenergyecogreenenergy.fr HQ: Strasbourg, FranceReported employees: 51-200 | Strasbourg, France | 51-200 | Exact match | 54 contacts → |
“Et si l’énergie que vous perdez aujourd’hui devenait votre plus grand levier de compétitivité?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | VIRIAviria.fr HQ: Caen, FranceReported employees: 51-200 | Caen, France | 51-200 | Exact match | 54 contacts → |
“Qui sommes-nous?” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Optima Énergieoptima-energie.fr HQ: Plescop, FranceReported employees: 11-50 | Plescop, France | 11-50 | Exact match | 54 contacts → |
“Créée en 2016, Optima Énergie est un cabinet de #conseil en #énergie basé en #Bretagne.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sobre Energiesobre-energie.com HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 53 contacts → |
“Sobre Energie, est une solution Deepki, dédiée à l’Energy Management et à l’accompagnement des entreprises et des collectivités dans la sobriété énergétique de leurs parcs…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | EOLYAeolya.com HQ: Saint-martin-le-vinoux, FranceReported employees: 51-200 | Saint-martin-le-vinoux, France | 51-200 | Exact match | 51 contacts → |
“EOLYA est une Société de Services en Efficacité Energétique et Environnementale (S²E³), active sur la région Auvergne-Rhône-Alpes, générant un chiffre d’affaires d'environ 15 M€…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Homéliorhomelior.fr HQ: Puteaux, FranceReported employees: 11-50 | Puteaux, France | 11-50 | Exact match | 43 contacts → |
“Rénovation énergétique clé en main | Audit • Travaux • Financement Chez Homélior, nous croyons que chaque maison rénovée est une victoire pour la planète et pour ses habitants.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Best Energiesbest-energies.fr HQ: Montreuil, FranceReported employees: 11-50 | Montreuil, France | 11-50 | Exact match | 42 contacts → |
“Best Energies is an engineering firm leader in energy performance and savings, specialized in renewable energies as well as conventional, for heating and air conditioning systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | AXYSaxys-be.fr HQ: Courtabœuf, FranceReported employees: 11-50 | Courtabœuf, France | 11-50 | Exact match | 41 contacts → |
“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 description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 816 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Energy efficiency retrofit companies: dataset insights
September 16, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
811 records in the displayed employee bands.
5 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 816 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 16, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for energy efficiency retrofit companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many energy efficiency retrofit companies did RevenueBase find based in France?
The saved snapshot records 816 matching company records, 15,667 tracked contacts and 6,768 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Energy efficiency retrofit companies by geography
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria
- Energy efficiency retrofit companies based in Belgium
- Energy efficiency retrofit companies based in Brazil
- Energy efficiency retrofit companies based in Canada
- Energy efficiency retrofit companies based in Chile
- Energy efficiency retrofit companies based in Colombia
- Energy efficiency retrofit companies based in Czechia
Cite this list
RevenueBase Data Team. Top 25 energy efficiency retrofit companies based in France. Snapshot: September 16, 2026. https://revenuebase.ai/companies/energy-efficiency-retrofit-companies/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Energy efficiency retrofit companies based in Atlanta, United States
- Energy efficiency retrofit companies based in Denver, United States
- Energy efficiency retrofit companies based in Houston, United States
- Energy efficiency retrofit companies based in New York, United States
- Energy efficiency retrofit companies based in Australia
- Energy efficiency retrofit companies based in Austria