Company lists · Data refreshed September 2026

Top 10 Multilevel converter manufacturers based in France

RevenueBase identified 29 multilevel converter manufacturers headquartered in France as of September 2026 and tracks 626 professional contacts across them, including 131 with verified work emails. Paris is the largest hub.

This list covers multilevel converter manufacturers headquartered in France, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 17, 2026 86% judged on-target in blind review
29Companies
626Contacts tracked
131Verified emails
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The 10 largest multilevel converter manufacturers based in France

Ranked by team size
Top 10 of 29 multilevel converter manufacturers based in France, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to multilevel converter manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidencePertuis, FranceHQ checked Sep 17, 202651-200101 contacts →

Partial evidence

“Watt & Well is a French power electronics company that designs and manufactures high-performance equipment for demanding sectors.”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceParis, FranceHQ checked Sep 17, 202651-20054 contacts →

Indirect evidence

“At BrightLoop, we provide solutions that empower businesses, drive innovation, and shape the future of power electronics.”

Source: RevenueBase Database · checked Sep 17, 2026
3Partial evidenceChampagne, FranceHQ checked Sep 17, 202611-5050 contacts →

Partial evidence

“ARCEL design and manufacture power electronics stacks and sub-assemblies, rectifiers, inverters, choppers, and power electronics components.”

Source: RevenueBase Database · checked Sep 17, 2026
4Partial evidenceLe Haillan Cedex, FranceHQ checked Sep 17, 202651-20033 contacts →

Partial evidence

“Gaïa Converter specializes in compact high efficiency DC power modules.”

Source: RevenueBase Database · checked Sep 17, 2026
5Partial evidenceSaint Michel De Boulogne, FranceHQ checked Sep 17, 202651-20024 contacts →

Partial evidence

“The Cefem Group has been developing and manufacturing products since 1987 around 3 Business Units: Cefem Power: Power electronics, through the design and manufacture of…”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceBiot Sophia Antipolis, FranceHQ checked Sep 17, 20261-1014 contacts →

Indirect evidence

“AXID POWER ELECTRONICS Bureau d'étude en électronique de puissance (régulation numérique DSP).”

Source: RevenueBase Database · checked Sep 17, 2026
7Partial evidenceVillebon-sur-yvette, FranceHQ checked Sep 17, 202611-509 contacts →

Partial evidence

“Le groupe PRONERGY, travaillant depuis plus de 45 ans dans la conversion d'énergie, est spécialisé dans la conception et la fabrication d'alimentations, de convertisseurs de…”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidencePringy, FranceHQ checked Sep 17, 202611-503 contacts →

Indirect evidence

“Aujourd'hui partenaire reconnu, avec plus de 12 millions d'euros de chiffre d'affaires en 2020, Cats power design spécialiste en électronique de puissance sur mesure, intervient…”

Source: RevenueBase Database · checked Sep 17, 2026
9Partial evidenceSaint Quentin Fallavier, FranceHQ checked Sep 17, 202611-502 contacts →

Partial evidence

“ACORE INDUSTRIE DESIGNER AND MANUFACTURER OF CURRENT RECTIFIERS SPECIALIZED IN HIGH POWER Established in 1971, ACORE Industrie is located in Saint-Quentin-Fallavier, in between…”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceAix-en-provence, FranceHQ checked Sep 17, 20261-101 contacts →

Indirect evidence

“3NERGY brings IP and innovation in power elecrtronics, from design to manufacturing, hinging on the disruptive characteristics of GaN transistors.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 10 of 29 multilevel converter manufacturers based in France

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Multilevel converter manufacturers based in France at a glance

As of Sep 17, 2026
20.9%Verified-email coverage
21.6Average contacts per company
11-50Median size (employees)
6.9%Largest-city concentration · Paris
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
7
11-50
13
51-200
7
1,001-5,000
2

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 29 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among multilevel converter manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in France whose own description of what they do matches “multilevel converter manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names multilevel converter manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among multilevel converter manufacturers, and records with no verified work email. Companies headquartered outside France are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 131 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 17, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names multilevel converter manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many multilevel converter manufacturers are there based in France?

RevenueBase identified 29 multilevel converter manufacturers headquartered in France as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Watt & Well, headquartered in Pertuis, tops this list with the largest team on record.

Which city has the most multilevel converter manufacturers?

Paris leads with 2 headquartered companies, followed by Aix-En-Provence (1) and Champagne (1).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 131 verified decision-maker contacts tracked across these 29 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, 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.