Company lists · Data refreshed September 2026

Top 25 Coastal engineering consultancies based in France

RevenueBase identified 183 company matches for coastal engineering consultancies associated with France as of September 2026 and tracks 2,958 professional contacts across them, including 1,048 with verified work emails. Paris is the largest hub.

This list covers company matches for coastal engineering consultancies 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 27, 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 27, 2026 How this list was built
183Companies
2,958Contacts tracked
1,048Verified emails
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The 25 largest coastal engineering consultancies based in France

Ranked by team size
Top 25 of 183 company matches for coastal engineering consultancies based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchQuetigny, FranceHQ recorded Sep 27, 2026501-1,000441 contacts →

Exact match

“Groupe Géotec, bureau d’études en ingénierie géotechnique et environnementale, créé en 1973, conseille l’ensemble des interlocuteurs de l’acte de construire : maîtres d’ouvrage…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchCassis, FranceHQ recorded Sep 27, 2026n/a216 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 27, 2026 · View company records in RevenueBase
3Exact matchParis, FranceHQ recorded Sep 27, 202651-200143 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 27, 2026 · View company records in RevenueBase
4Exact matchAlbi, FranceHQ recorded Sep 27, 202651-200123 contacts →

Exact match

“ARTIFEX, une société de SOCOTEC est un bureau d’ingénierie et de conseil en environnement, créé en janvier 1983 et basé à Albi dans le Tarn.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchBoulogne-billancourt, FranceHQ recorded Sep 27, 202651-200106 contacts →

Exact match

“otimo est une société de conseil en ingénierie spécialisée dans les secteurs de l'Énergie, l'Environnement et les Infrastructures.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchLa Rochelle, FranceHQ recorded Sep 27, 202651-20090 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 27, 2026 · View company records in RevenueBase
7Exact matchArgonay, FranceHQ recorded Sep 27, 202651-20064 contacts →

Exact match

“HYDRETUDES est un bureau d’études spécialisé dans l’ingénierie de l’eau, des risques naturels et de l’environnement.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchParis, FranceHQ recorded Sep 27, 202651-20056 contacts →

Exact match

“PROLOG INGENIERIE is a consulting engineering firm at the forefront of water management and remote-controlled systems, committed to enhancing water quality and environmental…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchIvry-sur-seine, FranceHQ recorded Sep 27, 202611-5051 contacts →

Exact match

“Bienvenue chez EPDC, expertise pluridisciplinaire et indépendante en ingénierie et études techniques, où le savoir-faire et l'innovation élaborent des solutions uniques.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchMérignac, FranceHQ recorded Sep 27, 202651-20050 contacts →

Exact match

“Depuis plus de 40 ans, BTPS Atlantique, entreprise de génie civil, construit, entretient, répare et renforce les structures de génie civil de toutes natures.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchMontpellier, FranceHQ recorded Sep 27, 202611-5043 contacts →

Exact match

“Réaliser vos projets en toute SEIRInité!”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchTrevoux, FranceHQ recorded Sep 27, 202611-5035 contacts →

Exact match

“REALITES Environnement est un bureau d'études indépendant qui intervient pour le compte de collectivités locales, d'industriels et de particuliers sur l'ensemble des études, des…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchLa Chapelle D'armentieres, FranceHQ recorded Sep 27, 202611-5035 contacts →

Exact match

“MANING est une société d'ingénierie de construction.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchLyon, FranceHQ recorded Sep 27, 202611-5028 contacts →

Exact match

“Bureau d'études spécialisé dans l'ingénierie du bâtiment et la restauconception, dans l'ensemble des domaines de la construction (tertiaire, logements, scolaire.)”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchNimes, FranceHQ recorded Sep 27, 202611-5024 contacts →

Exact match

“OSGAPI est un bureau d'étude spécialisé dans la gestion du risque d'inondation assistant les collectivités territoriales mais aussi les particuliers.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchAvon, FranceHQ recorded Sep 27, 202611-5022 contacts →

Exact match

“CPGF HORIZON est un bureau d’ingénierie spécialisé en geo-sciences.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchMarseille, FranceHQ recorded Sep 27, 202611-5022 contacts →

Exact match

“Seacure lutte contre l'érosion côtière et protège les structures marines grâce à des solutions innovantes.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchMontry, FranceHQ recorded Sep 27, 202611-5020 contacts →

Exact match

“Confluences est un bureau d'études d’ingénieurs conseil qui hérite et prolonge un savoir-faire de plus de 50 ans dans les domaines de l’écologie et de l'hydrologie.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchMont De Marsan, FranceHQ recorded Sep 27, 202611-5019 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 27, 2026 · View company records in RevenueBase
20Exact matchLe Pian-médoc, FranceHQ recorded Sep 27, 202611-5018 contacts →

Exact match

“La société BEFES est un bureau d'études spécialisé dans les domaines de l’infrastructure (travaux souterrains, travaux spéciaux, fondations, soutènements), des travaux maritimes…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchNice, FranceHQ recorded Sep 27, 20261-1017 contacts →

Exact match

“Bureau d’études techniques et d’ingénierie, Aster BTP est né en 2011.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchMarseille, FranceHQ recorded Sep 27, 202611-5016 contacts →

Exact match

“Créé à Marseille en 1974 sous le régime d’une SARL, transformé en 2018 en SAS au capital souscrit en totalité par son personnel, EGCEM est un bureau d’études de structure de Génie…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchSaint-jacques-sur-darnétal, FranceHQ recorded Sep 27, 202611-5015 contacts →

Exact match

“ALISE Environnement est un bureau d'études spécialisé dans le domaine de l'environnement.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchBruz, FranceHQ recorded Sep 27, 202611-5013 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 27, 2026 · View company records in RevenueBase
25Exact matchMetz, FranceHQ recorded Sep 27, 20261-1013 contacts →

Exact match

“BURO 3 est un cabinet d'Ingénieurs Conseils spécialisé dans la Maîtrise d'Oeuvre de conception et d'exécution en Bâtiment, le Pilotage des chantiers et le Project Management.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 183 coastal engineering consultancies based in France

See the full list, filter by size, metro and specialty, and access 1,048 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Coastal engineering consultancies based in France at a glance

As of Sep 27, 2026
35.4%Verified-email coverage
16.2Average contacts per company
1-10Median size (employees)
6.0%Largest-city concentration · Paris
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
113
11-50
55
51-200
10
501-1,000
3

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 183 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 “coastal engineering consultancies” 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 1,048 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 27, 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 “coastal engineering consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many coastal engineering consultancies are there based in France?

RevenueBase identified 183 company matches for coastal engineering consultancies 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?

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

Which city has the most coastal engineering consultancies?

Paris leads with 11 company records, followed by Montpellier (6) and Lyon (4).

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 1,048 professional contacts with verified work emails tracked across these 183 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 27, 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.