Company lists · Data refreshed September 2026

Top 25 Marine energy consultants based in France

Name: Marine energy consultants based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 158 companies tracked

RevenueBase identified 158 company matches for marine energy consultants associated with France as of September 2026 and tracks 2,206 professional contacts across them, including 822 with verified work emails. Paris is the largest hub.

This list covers company matches for marine energy consultants associated with France, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

158Companies

2,206Contacts tracked

822Verified emails

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The 25 largest marine energy consultants based in France

Ranked by team size

Top 25 of 158 company matches for marine energy consultants based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Doris Group	Exact match	Paris, FranceHQ recorded Sep 17, 2026	501-1,000	365 contacts →
	Exact match “DORIS is a leader in the provision of engineering, advisory, and project management services to the energy industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Geocean	Exact match	Cassis, FranceHQ recorded Sep 17, 2026	n/a	216 contacts →
	Exact match “GEOCEAN is a marine work contractor, based near Marseille, in the south of France, with 30 years experience worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Aventa	Exact match	Paris, FranceHQ recorded Sep 17, 2026	201-500	176 contacts →
	Exact match “Aventa empowers the Marine Energy market with the sharpest skills to help design a bluer future.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Setec Énergie Environnement	Exact match	Paris, FranceHQ recorded Sep 17, 2026	51-200	143 contacts →
	Exact match “Setec énergie environnement is a subsidiary of the setec group, one of France’s leading engineering firms (3 300 employees).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Creocean	Exact match	La Rochelle, FranceHQ recorded Sep 17, 2026	51-200	90 contacts →
	Exact match “Notre expertise au service des océans et des littoraux : Notre bureau d'études accompagne les projets sur l’ensemble du littoral français et à l’international, avec une expertise…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Stat Marine	Exact match	Nîmes, FranceHQ recorded Sep 17, 2026	51-200	81 contacts →
	Exact match “Created in 1983, STAT MARINE is an entrepreneurial and client-focused organisation; it has won its reputation not only for its practical approach to operational and engineering…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Akajoule	Exact match	Saint Nazaire, FranceHQ recorded Sep 17, 2026	11-50	54 contacts →
	Exact match “AKAJOULE est un bureau d’étude spécialisé dans l’accompagnement et l’ingénierie en énergie et environnement.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Ater Environnement	Exact match	Grandfresnoy, FranceHQ recorded Sep 17, 2026	11-50	52 contacts →
	Exact match “ATER Environnement est un bureau d’études pluridisciplinaire, composé de 52 collaborateurs aux compétences complémentaires, experts dans les domaines des énergies renouvelables…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Hydroconsult Sarl	Exact match	Kervignac, FranceHQ recorded Sep 17, 2026	11-50	49 contacts →
	Exact match “Hydroconsult is a recognized actor in worldwide Hydrographic and Geophysical Survey's assistance and Marine Consulting, with 20 years experience.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Oxan Energy	Exact match	Paris, FranceHQ recorded Sep 17, 2026	11-50	30 contacts →
	Exact match “Oxan Energy is a developer and operator of renewable energy projects specialized in marine energies and particularly in floating offshore wind.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Fondation Open-C	Exact match	Le Croisic, FranceHQ recorded Sep 17, 2026	11-50	27 contacts →
	Exact match “Fondation OPEN-C coordinates, develops, and manages France’s five offshore testing sites for floating wind and Marine Renewable Energies (MRE), providing infrastructures dedicated…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Geps Techno	Exact match	Guérande, FranceHQ recorded Sep 17, 2026	11-50	25 contacts →
	Exact match “GEPS Techno builds and operates autonomous, connected offshore platforms serving as persistent floating infrastructure for maritime monitoring & surveillance, along with other…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Mareal	Exact match	L'haÿ-les-roses, FranceHQ recorded Sep 17, 2026	11-50	25 contacts →
	Exact match “Mareal: Engineering the Future of Offshore Innovation Since its inception in 2002, Mareal has established itself as a leading force in offshore engineering, spanning the entire…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Farwind Energy	Exact match	Nantes, FranceHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “FARWIND ENERGY is a spin-off of Centrale Nantes, one of the world leading university for marine renewable energy research.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	TBM Environnement	Exact match	Auray, FranceHQ recorded Sep 17, 2026	11-50	22 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Natural Power France	Exact match	Nantes, FranceHQ recorded Sep 17, 2026	201-500	19 contacts →
	Exact match “Natural Power, fort d’une expertise unique de plus de 20 ans en gestion de projet, est un prestataire indépendant de conseils et services pour la valorisation des énergies…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Seaneo	Exact match	Mont De Marsan, FranceHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “Depuis 2006, SEANEO est une société de conseil et de services en environnement littoral et marin, en aquaculture et pêche (gestion des zones côtières, Aires Marines Protégées…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Seaturns	Exact match	Bordeaux, FranceHQ recorded Sep 17, 2026	1-10	19 contacts →
	Exact match “Founded in Bordeaux, France, in 2015, SEATURNS has developed an innovative, and cost-effective wave energy solution to meet the urgent global demand for sustainable and renewable…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	ÉEPOS	Exact match	Chambéry, FranceHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “Agir pour limiter le changement climatique et plus globalement l'impact environnemental des activités humaines est une nécessité de court terme, qui doit mobiliser l'ensemble des…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Idra BIO ET Littoral	Exact match	Bruz, FranceHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “IDRA BIO ET LITTORAL is an oceanography services company based out of LA HAYE DE PAN, BRUZ, France.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	DV Offshore	Exact match	Saint-cloud, FranceHQ recorded Sep 17, 2026	1-10	13 contacts →
	Exact match “DV Offshore’s expertise includes floating systems, terminals, mooring systems, floating wind turbines, subsea production, pipelines & risers, allowing us to provide technical and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Actimar	Exact match	Brest, FranceHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Depuis plus de 20 ans, Actimar apporte son expertise au service de la mer.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	D2m Services	Exact match	Paris, FranceHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Welcome to d2m Services!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Kappa Offshore Solutions	Exact match	St-Nazaire, FranceHQ recorded Sep 17, 2026	1-10	12 contacts →
	Exact match “Kappa Offshore Solutions is a marine engineering company specialized in offshore seismic data acquisition.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Acri-In	Exact match	Biot, FranceHQ recorded Sep 17, 2026	11-50	11 contacts →
	Exact match “The company specializes in maritime, river and coastal engineering.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “marine energy consultants”. 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 158 marine energy consultants based in France

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Marine energy consultants based in France at a glance

As of Sep 17, 2026

37.3%Verified-email coverage

14.0Average contacts per company

1-10Median size (employees)

8.2%Largest-city concentration · Paris

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

108

11-50

51-200

201-500

501-1,000

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 158 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 “marine energy consultants” 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 822 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “marine energy consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marine energy consultants are there based in France?

RevenueBase identified 158 company matches for marine energy consultants 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?

Doris Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most marine energy consultants?

Paris leads with 13 company records, followed by Nantes (8) and Bordeaux (7).

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 822 professional contacts with verified work emails tracked across these 158 companies; direct dials are available where recorded.

How current is this list?

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

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.