Company lists · Data refreshed September 2026
Top 19 Step-up transformer manufacturers based in France
RevenueBase identified 33 company matches for step-up transformer manufacturers associated with France as of September 2026 and tracks 790 professional contacts across them, including 295 with verified work emails. Lanester is the largest hub.
This list covers company matches for step-up transformer manufacturers 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 30, 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 19 largest step-up transformer manufacturers based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 164 contacts → | ||||
Exact match “At Green Transfo SAS, we are dedicated to providing our customers with the highest level of satisfaction through our commitment to quality products and exceptional service.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 2 | 98 contacts → | ||||
Exact match “SPIE Thépault est le spécialiste historique des réseaux électriques haute tension.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 3 | 88 contacts → | ||||
Exact match “DBT est un groupe industriel spécialisé dans la distribution de l’énergie.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 4 | 60 contacts → | ||||
Exact match “LAUTECH est une société du groupe ALLEZ, spécialisée dans la conception, la fabrication et la réalisation des - Postes de livraison au poste de transformation HTA/BT-…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 5 | 36 contacts → | ||||
Exact match “Founded in 1954, today located in the Eco-Vallée, the economic engine of the Nice Côte d'Azur Metropolis, 10 minutes from Nice International Airport, AUGIER Energy is the…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 6 | 33 contacts → | ||||
Exact match “SADTEM est un acteur industriel GLOBAL reconnu de l’APPAREILLAGE ELECTRIQUE DE PUISSANCE en Moyenne et Haute Tension dans les domaines de la traction électrique, de la production…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 7 | 25 contacts → | ||||
Exact match “VARIVOLT is an on-load stepless variable voltage transformer (0–20 MVA), used in the glass, steel, chemical industries, and test platforms.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 8 | 24 contacts → | ||||
Exact match “SNT DURIEZ votre constructeur et réparateur de transformateurs électrique” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 9 | 22 contacts → | ||||
Exact match “Depuis 1954, Securelec Socem conçoit et fabrique des transformateurs et équipements électriques, du standard au sur-mesure.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 10 | 18 contacts → | ||||
Exact match “KiloAmps is a medium-sized international company founded in KiloAmps specializes in the study, design and supply of high-current, low- and high-voltage power transmission.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 11 | 17 contacts → | ||||
Exact match “Située en Ile de France, proche de Marne La Vallée, la société Le Cosinus se veut LE spécialiste de la conception et de la fabrication de transformateurs (Mono ou Triphasé) et…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 12 | 15 contacts → | ||||
Exact match “Le Groupe ANGEL LARREN à travers la complémentarité de ses filiales ELIT et SLR, met à votre disposition ses 50 années d’expériences dans les métiers de l’énergie.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 13 | 14 contacts → | ||||
Exact match “Spécialiste des transformateurs de mesure depuis 1954, RS ISOLSEC offre une large gamme de transformateurs de courant, transformateurs de tension, transformateurs de protection…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 14 | 13 contacts → | ||||
Exact match “Nous vous proposons une offre complémentaire en transformateurs et inductances basse et moyenne tension.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 15 | 11 contacts → | ||||
Exact match “Recognised specialist in the design and manufacturing of winding products and customised systems, Circé offers you a wide range of single-phase, three-phase, three-to-single-phase…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “THE SANERGRID® GROUP IS SPECIALIZED IN ELECTRICAL ENERGY FIELDS, PARTICULARLY HIGH-VOLTAGE TRANSFORMERS.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 17 | 4 contacts → | ||||
Exact match “ENYS POWER, concepteur de solutions de transformation HT/BT sur le marché africain pour la distribution électrique et les énergies renouvelables.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “MEROT-SODEX conçoit et fabrique des transformateurs électriques selon vos spécifications depuis 1920.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 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 “step-up transformer manufacturers”. 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 19 of 33 step-up transformer manufacturers based in France
See the full list, filter by size, metro and specialty, and access 295 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Step-up transformer manufacturers based in France at a glance
As of Sep 30, 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 33 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 “step-up transformer manufacturers” 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 295 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 30, 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 “step-up transformer manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many step-up transformer manufacturers are there based in France?
RevenueBase identified 33 company matches for step-up transformer manufacturers 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?
Green Transfo SAS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most step-up transformer manufacturers?
Lanester leads with 2 company records, followed by Paris (2) and Brebieres (1).
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 295 professional contacts with verified work emails tracked across these 33 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 30, 2026.
Ready to reach these companies? Verified emails and direct dials for all 33 step-up transformer manufacturers based in France. Start with a free account, no credit card.
Download this list →Related lists
Step-up transformer manufacturers by geography
- Step-up transformer manufacturers based in Vadodara, India
- Step-up transformer manufacturers based in Australia
- Step-up transformer manufacturers based in Brazil
- Step-up transformer manufacturers based in Canada
- Step-up transformer manufacturers based in Germany
- Step-up transformer manufacturers based in India
- Step-up transformer manufacturers based in Italy
- Step-up transformer manufacturers based in Spain
- Step-up transformer manufacturers based in Türkiye
- Step-up transformer manufacturers based in the United Kingdom
- Step-up transformer manufacturers based in the United States
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
- Step-up transformer manufacturers based in Vadodara, India
- Step-up transformer manufacturers based in Australia
- Step-up transformer manufacturers based in Brazil
- Step-up transformer manufacturers based in Canada
- Step-up transformer manufacturers based in Germany
- Step-up transformer manufacturers based in India
Company intelligence · public preview
Top 19 step-up transformer manufacturers 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 33 matching company records for step-up transformer manufacturers based in France, with 790 tracked contacts and 295 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 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 19 step-up transformer manufacturers 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 | Green Transfo SASgreen-transfo.com HQ: Cahors, FranceReported employees: 1,001-5,000 | Cahors, France | 1,001-5,000 | Exact match | 164 contacts → |
“At Green Transfo SAS, we are dedicated to providing our customers with the highest level of satisfaction through our commitment to quality products and exceptional service.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Spie Thépaultspie.comHQ: Cergy, FranceReported employees: 201-500 | Cergy, France | 201-500 | Exact match | 98 contacts → |
“SPIE Thépault est le spécialiste historique des réseaux électriques haute tension.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Dbt-Cevdbt.fr HQ: Brebières, FranceReported employees: 51-200 | Brebières, France | 51-200 | Exact match | 88 contacts → |
“DBT est un groupe industriel spécialisé dans la distribution de l’énergie.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Lautechlautech.frHQ: Lanester, FranceReported employees: 51-200 | Lanester, France | 51-200 | Exact match | 60 contacts → |
“LAUTECH est une société du groupe ALLEZ, spécialisée dans la conception, la fabrication et la réalisation des - Postes de livraison au poste de transformation HTA/BT-…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Augier Energyaugier.comHQ: Carros, FranceReported employees: 11-50 | Carros, France | 11-50 | Exact match | 36 contacts → |
“Founded in 1954, today located in the Eco-Vallée, the economic engine of the Nice Côte d'Azur Metropolis, 10 minutes from Nice International Airport, AUGIER Energy is the…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sadtemsadtem.com HQ: Douai, FranceReported employees: 51-200 | Douai, France | 51-200 | Exact match | 33 contacts → |
“SADTEM est un acteur industriel GLOBAL reconnu de l’APPAREILLAGE ELECTRIQUE DE PUISSANCE en Moyenne et Haute Tension dans les domaines de la traction électrique, de la production…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Bernard Bonnefondbernardbonnefond.com HQ: St Etienne, FranceReported employees: 11-50 | St Etienne, France | 11-50 | Exact match | 25 contacts → |
“VARIVOLT is an on-load stepless variable voltage transformer (0–20 MVA), used in the glass, steel, chemical industries, and test platforms.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SNT Duriezsntduriez.fr HQ: Le Grand-quevilly, FranceReported employees: 11-50 | Le Grand-quevilly, France | 11-50 | Exact match | 24 contacts → |
“SNT DURIEZ votre constructeur et réparateur de transformateurs électrique” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Securelec Socemsecurelecsocem.com HQ: Courrières, FranceReported employees: 11-50 | Courrières, France | 11-50 | Exact match | 22 contacts → |
“Depuis 1954, Securelec Socem conçoit et fabrique des transformateurs et équipements électriques, du standard au sur-mesure.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kiloampskiloamps.com HQ: Le-chambon-feugerolles, FranceReported employees: 11-50 | Le-chambon-feugerolles, France | 11-50 | Exact match | 18 contacts → |
“KiloAmps is a medium-sized international company founded in KiloAmps specializes in the study, design and supply of high-current, low- and high-voltage power transmission.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: 77330, FranceReported employees: 11-50 | 77330, France | 11-50 | Exact match | 17 contacts → |
“Située en Ile de France, proche de Marne La Vallée, la société Le Cosinus se veut LE spécialiste de la conception et de la fabrication de transformateurs (Mono ou Triphasé) et…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Groupe Angel Larrengroupe-larren.comHQ: Decazeville, FranceReported employees: 51-200 | Decazeville, France | 51-200 | Exact match | 15 contacts → |
“Le Groupe ANGEL LARREN à travers la complémentarité de ses filiales ELIT et SLR, met à votre disposition ses 50 années d’expériences dans les métiers de l’énergie.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | RS Isolsec Francersisolsec.com HQ: Cepoy, FranceReported employees: 51-200 | Cepoy, France | 51-200 | Exact match | 14 contacts → |
“Spécialiste des transformateurs de mesure depuis 1954, RS ISOLSEC offre une large gamme de transformateurs de courant, transformateurs de tension, transformateurs de protection…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  AGCEIagcei.comHQ: Claix, FranceReported employees: 11-50 | Claix, France | 11-50 | Exact match | 13 contacts → |
“Nous vous proposons une offre complémentaire en transformateurs et inductances basse et moyenne tension.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | CIRCÉcirce-technologies.com HQ: Parigné-l’évêque, FranceReported employees: 11-50 | Parigné-l’évêque, France | 11-50 | Exact match | 11 contacts → |
“Recognised specialist in the design and manufacturing of winding products and customised systems, Circé offers you a wide range of single-phase, three-phase, three-to-single-phase…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Groupe Sanergridsanergrid.com HQ: Lyon, FranceReported employees: 11-50 | Lyon, France | 11-50 | Exact match | 9 contacts → |
“THE SANERGRID® GROUP IS SPECIALIZED IN ELECTRICAL ENERGY FIELDS, PARTICULARLY HIGH-VOLTAGE TRANSFORMERS.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Enys Powerenys-power.com HQ: Saint-Martin-De-Valgalgues, FranceReported employees: 1-10 | Saint-Martin-De-Valgalgues, France | 1-10 | Exact match | 4 contacts → |
“ENYS POWER, concepteur de solutions de transformation HT/BT sur le marché africain pour la distribution électrique et les énergies renouvelables.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Merot Sodexmerotsodex.fr HQ: Loches, FranceReported employees: 11-50 | Loches, France | 11-50 | Exact match | 4 contacts → |
“MEROT-SODEX conçoit et fabrique des transformateurs électriques selon vos spécifications depuis 1920.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Transfo Industrietransfoindustrie.fr HQ: Gargenville, FranceReported employees: 1-10 | Gargenville, France | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 19 of 33 company matches
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Step-up transformer manufacturers: dataset insights
September 30, 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
32 records in the displayed employee bands.
1 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 33 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 30, 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 step-up transformer manufacturers?
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 step-up transformer manufacturers did RevenueBase find based in France?
The saved snapshot records 33 matching company records, 790 tracked contacts and 295 verified emails. The public preview displays 19 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 30, 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
Step-up transformer manufacturers by geography
- Step-up transformer manufacturers based in Vadodara, India
- Step-up transformer manufacturers based in Australia
- Step-up transformer manufacturers based in Brazil
- Step-up transformer manufacturers based in Canada
- Step-up transformer manufacturers based in Germany
- Step-up transformer manufacturers based in India
- Step-up transformer manufacturers based in Italy
- Step-up transformer manufacturers based in Spain
- Step-up transformer manufacturers based in Türkiye
- Step-up transformer manufacturers based in the United Kingdom
- Step-up transformer manufacturers based in the United States
Cite this list
RevenueBase Data Team. Top 19 step-up transformer manufacturers based in France. Snapshot: September 30, 2026. https://revenuebase.ai/companies/step-up-transformer-manufacturers/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
- Step-up transformer manufacturers based in Vadodara, India
- Step-up transformer manufacturers based in Australia
- Step-up transformer manufacturers based in Brazil
- Step-up transformer manufacturers based in Canada
- Step-up transformer manufacturers based in Germany
- Step-up transformer manufacturers based in India
Company intelligence · public preview
Top 19 step-up transformer manufacturers based in France
RevenueBase records 33 matching company records for step-up transformer manufacturers based in France, with 790 tracked contacts and 295 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 30, 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 19 step-up transformer manufacturers 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 | Green Transfo SASgreen-transfo.com HQ: Cahors, FranceReported employees: 1,001-5,000 | Cahors, France | 1,001-5,000 | Exact match | 164 contacts → |
“At Green Transfo SAS, we are dedicated to providing our customers with the highest level of satisfaction through our commitment to quality products and exceptional service.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Spie Thépaultspie.com HQ: Cergy, FranceReported employees: 201-500 | Cergy, France | 201-500 | Exact match | 98 contacts → |
“SPIE Thépault est le spécialiste historique des réseaux électriques haute tension.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Dbt-Cevdbt.fr HQ: Brebières, FranceReported employees: 51-200 | Brebières, France | 51-200 | Exact match | 88 contacts → |
“DBT est un groupe industriel spécialisé dans la distribution de l’énergie.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Lautechlautech.fr HQ: Lanester, FranceReported employees: 51-200 | Lanester, France | 51-200 | Exact match | 60 contacts → |
“LAUTECH est une société du groupe ALLEZ, spécialisée dans la conception, la fabrication et la réalisation des - Postes de livraison au poste de transformation HTA/BT-…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Augier Energyaugier.com HQ: Carros, FranceReported employees: 11-50 | Carros, France | 11-50 | Exact match | 36 contacts → |
“Founded in 1954, today located in the Eco-Vallée, the economic engine of the Nice Côte d'Azur Metropolis, 10 minutes from Nice International Airport, AUGIER Energy is the…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sadtemsadtem.com HQ: Douai, FranceReported employees: 51-200 | Douai, France | 51-200 | Exact match | 33 contacts → |
“SADTEM est un acteur industriel GLOBAL reconnu de l’APPAREILLAGE ELECTRIQUE DE PUISSANCE en Moyenne et Haute Tension dans les domaines de la traction électrique, de la production…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Bernard Bonnefondbernardbonnefond.com HQ: St Etienne, FranceReported employees: 11-50 | St Etienne, France | 11-50 | Exact match | 25 contacts → |
“VARIVOLT is an on-load stepless variable voltage transformer (0–20 MVA), used in the glass, steel, chemical industries, and test platforms.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SNT Duriezsntduriez.fr HQ: Le Grand-quevilly, FranceReported employees: 11-50 | Le Grand-quevilly, France | 11-50 | Exact match | 24 contacts → |
“SNT DURIEZ votre constructeur et réparateur de transformateurs électrique” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Securelec Socemsecurelecsocem.com HQ: Courrières, FranceReported employees: 11-50 | Courrières, France | 11-50 | Exact match | 22 contacts → |
“Depuis 1954, Securelec Socem conçoit et fabrique des transformateurs et équipements électriques, du standard au sur-mesure.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Kiloampskiloamps.com HQ: Le-chambon-feugerolles, FranceReported employees: 11-50 | Le-chambon-feugerolles, France | 11-50 | Exact match | 18 contacts → |
“KiloAmps is a medium-sized international company founded in KiloAmps specializes in the study, design and supply of high-current, low- and high-voltage power transmission.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: 77330, FranceReported employees: 11-50 | 77330, France | 11-50 | Exact match | 17 contacts → |
“Située en Ile de France, proche de Marne La Vallée, la société Le Cosinus se veut LE spécialiste de la conception et de la fabrication de transformateurs (Mono ou Triphasé) et…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Groupe Angel Larrengroupe-larren.com HQ: Decazeville, FranceReported employees: 51-200 | Decazeville, France | 51-200 | Exact match | 15 contacts → |
“Le Groupe ANGEL LARREN à travers la complémentarité de ses filiales ELIT et SLR, met à votre disposition ses 50 années d’expériences dans les métiers de l’énergie.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | RS Isolsec Francersisolsec.com HQ: Cepoy, FranceReported employees: 51-200 | Cepoy, France | 51-200 | Exact match | 14 contacts → |
“Spécialiste des transformateurs de mesure depuis 1954, RS ISOLSEC offre une large gamme de transformateurs de courant, transformateurs de tension, transformateurs de protection…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | AGCEIagcei.com HQ: Claix, FranceReported employees: 11-50 | Claix, France | 11-50 | Exact match | 13 contacts → |
“Nous vous proposons une offre complémentaire en transformateurs et inductances basse et moyenne tension.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | CIRCÉcirce-technologies.com HQ: Parigné-l’évêque, FranceReported employees: 11-50 | Parigné-l’évêque, France | 11-50 | Exact match | 11 contacts → |
“Recognised specialist in the design and manufacturing of winding products and customised systems, Circé offers you a wide range of single-phase, three-phase, three-to-single-phase…” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Groupe Sanergridsanergrid.com HQ: Lyon, FranceReported employees: 11-50 | Lyon, France | 11-50 | Exact match | 9 contacts → |
“THE SANERGRID® GROUP IS SPECIALIZED IN ELECTRICAL ENERGY FIELDS, PARTICULARLY HIGH-VOLTAGE TRANSFORMERS.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Enys Powerenys-power.com HQ: Saint-Martin-De-Valgalgues, FranceReported employees: 1-10 | Saint-Martin-De-Valgalgues, France | 1-10 | Exact match | 4 contacts → |
“ENYS POWER, concepteur de solutions de transformation HT/BT sur le marché africain pour la distribution électrique et les énergies renouvelables.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Merot Sodexmerotsodex.fr HQ: Loches, FranceReported employees: 11-50 | Loches, France | 11-50 | Exact match | 4 contacts → |
“MEROT-SODEX conçoit et fabrique des transformateurs électriques selon vos spécifications depuis 1920.” Recorded description excerpt · September 30, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Transfo Industrietransfoindustrie.fr HQ: Gargenville, FranceReported employees: 1-10 | Gargenville, France | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 19 of 33 company matches
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Step-up transformer manufacturers: dataset insights
September 30, 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
32 records in the displayed employee bands.
1 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 33 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 30, 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 step-up transformer manufacturers?
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 step-up transformer manufacturers did RevenueBase find based in France?
The saved snapshot records 33 matching company records, 790 tracked contacts and 295 verified emails. The public preview displays 19 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 30, 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
Step-up transformer manufacturers by geography
- Step-up transformer manufacturers based in Vadodara, India
- Step-up transformer manufacturers based in Australia
- Step-up transformer manufacturers based in Brazil
- Step-up transformer manufacturers based in Canada
- Step-up transformer manufacturers based in Germany
- Step-up transformer manufacturers based in India
- Step-up transformer manufacturers based in Italy
- Step-up transformer manufacturers based in Spain
- Step-up transformer manufacturers based in Türkiye
- Step-up transformer manufacturers based in the United Kingdom
- Step-up transformer manufacturers based in the United States
Cite this list
RevenueBase Data Team. Top 19 step-up transformer manufacturers based in France. Snapshot: September 30, 2026. https://revenuebase.ai/companies/step-up-transformer-manufacturers/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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