Company lists · Data refreshed September 2026

Top 17 Renewable energy ship operators based in France

RevenueBase identified 57 renewable energy ship operators headquartered in France as of September 2026 and tracks 1,695 professional contacts across them, including 180 with verified work emails. Marseille is the largest hub.

This list covers renewable energy ship operators 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
57Companies
1,695Contacts tracked
180Verified emails
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The 17 largest renewable energy ship operators based in France

Ranked by team size
Top 17 of 57 renewable energy ship operators 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 renewable energy ship operators: 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 evidenceRouen, FranceHQ checked Sep 17, 2026201-500109 contacts →

Partial evidence

“TSM owns and operates 30 vessels and offers marine services to the offshore renewables industry, harbour and sea towage.”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceLorient, FranceHQ checked Sep 17, 2026n/a99 contacts →

Indirect evidence

“Créé en 2022, Windcoop est la 1ère compagnie maritime coopérative de porte-conteneurs à la voile.”

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidenceParis, FranceHQ checked Sep 17, 202611-5064 contacts →

Indirect evidence

“OceanWings’ mission is to provide the Shipping Industry with the most efficient Wind Assisted Propulsion Systems, enabling them to reduce emissions, lower operational costs, and…”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceNantes, FranceHQ checked Sep 17, 2026n/a36 contacts →

Indirect evidence

“NEOLINE's ambitions are to build and operate sailing cargos in order to highly reduce greenhouse gases emissions while guaranteeing efficiency and competitiveness.”

Source: RevenueBase Database · checked Sep 17, 2026
5Partial evidenceSaint-malo, FranceHQ checked Sep 17, 202611-5033 contacts →

Partial evidence

“To begin with, Energy Observer is the name of the first hydrogen-powered, zero-emission vessel to be self-sufficient in energy, advocating and serving as a laboratory for…”

Source: RevenueBase Database · checked Sep 17, 2026
6Strong evidenceParis, FranceHQ checked Sep 17, 202611-5030 contacts →

Strong evidence

“Oxan Energy is a developer and operator of renewable energy projects specialized in marine energies and particularly in floating offshore wind.”

Source: RevenueBase Database · checked Sep 17, 2026
7Strong evidenceNantes, FranceHQ checked Sep 17, 202611-5023 contacts →

Strong evidence

“FARWIND ENERGY is a spin-off of Centrale Nantes, one of the world leading university for marine renewable energy research.”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceFranceHQ checked Sep 17, 20261-1016 contacts →

Indirect evidence

“VELA est armateur et opérateur de trimarans-cargos de fret 100 % propulsés à la voile.”

Source: RevenueBase Database · checked Sep 17, 2026
9Partial evidenceLa Rochelle, FranceHQ checked Sep 17, 202611-5014 contacts →

Partial evidence

“Our 100% Electric Propulsion-Energy systems use neither diesel oil neither any fossil fuel.”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceLorient, FranceHQ checked Sep 17, 20261-1014 contacts →

Indirect evidence

“Zéphyr & Borée is a maritime company developing innovative merchant vessels in order to offer low carbon maritime transport solutions.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceBrest, FranceHQ checked Sep 17, 20261-1013 contacts →

Indirect evidence

“Decarbonize ocean shipping with zero-emission, whale-inspired propulsion systems Time is running out if we are to achieve net-zero emissions by 2050.”

Source: RevenueBase Database · checked Sep 17, 2026
12Indirect evidenceAix-en-provence, FranceHQ checked Sep 17, 202611-5012 contacts →

Indirect evidence

“NepTech designs intelligent passenger/freight vessels that are eco-friendly, efficient and cost-effective.”

Source: RevenueBase Database · checked Sep 17, 2026
13Strong evidenceLa Rochelle, FranceHQ checked Sep 17, 20261-109 contacts →

Strong evidence

“A pioneer in cleantech since 2009, specialising in on-board renewable energy solutions, Watt & Sea is driving the energy transition in the maritime and mobile sectors through its…”

Source: RevenueBase Database · checked Sep 17, 2026
14Indirect evidenceCaen, FranceHQ checked Sep 17, 20261-107 contacts →

Indirect evidence

“Millikan Boats is an innovative manufacturer of last generation solar-powered boats.”

Source: RevenueBase Database · checked Sep 17, 2026
15Partial evidenceAix En Provence, FranceHQ checked Sep 17, 2026201-5007 contacts →

Partial evidence

“Operating a modern fleet of vessels with highly qualified and seasoned personnel, Jifmar provides assistance to - Offshore Wind Farm Operators - Tidal and Wave Farm Operators -…”

Source: RevenueBase Database · checked Sep 17, 2026
16Indirect evidenceLa Teste De Buch, FranceHQ checked Sep 17, 20261-106 contacts →

Indirect evidence

“EcoNautik (ex-H2YAM) contributes to the protection of maritime and river ecosystems.”

Source: RevenueBase Database · checked Sep 17, 2026
17Indirect evidenceLa Foret-fouesnant, FranceHQ checked Sep 17, 20261-102 contacts →

Indirect evidence

“Based in Brittany, France, Green Navy is pioneering the design and construction of electro-hydrogen maritime transport for passengers and cargo.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 17 of 57 renewable energy ship operators based in France

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Renewable energy ship operators based in France at a glance

As of Sep 17, 2026
10.6%Verified-email coverage
29.7Average contacts per company
1-10Median size (employees)
7.0%Largest-city concentration · Marseille
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
11
51-200
3
201-500
4
1,001-5,000
1

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 57 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 renewable energy ship operators, 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 “renewable energy ship operators”. 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 renewable energy ship operators), 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 renewable energy ship operators, 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, 180 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 renewable energy ship operators, 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 renewable energy ship operators are there based in France?

RevenueBase identified 57 renewable energy ship operators 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?

TSM, headquartered in Rouen, tops this list with the largest team on record.

Which city has the most renewable energy ship operators?

Marseille leads with 4 headquartered companies, followed by Nantes (4) and Lorient (3).

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 180 verified decision-maker contacts tracked across these 57 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.