Company lists · Data refreshed September 2026
Top 16 Naval systems integration firms based in France
RevenueBase identified 41 naval systems integration firms headquartered in France as of September 2026 and tracks 12,215 professional contacts across them, including 386 with verified work emails. Lorient is the largest hub.
This list covers naval systems integration firms 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 29, 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.
The 16 largest naval systems integration firms based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 11,130 contacts → | ||||
Partial evidence “As an international naval defence player, Naval Group is a partner for countries seeking to maintain control of their maritime sovereignty.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 465 contacts → | ||||
Indirect evidence “SeaOwl Group is a provider of outsourcing services and technology-based solutions for Maritime, Defense and Energy industries.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 113 contacts → | ||||
Strong evidence “SIREHNA is a subsidiary of Naval Group (French naval system integrator).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 112 contacts → | ||||
Indirect evidence “Renowned for the skill and expertise of its teams, AE offers "turnkey" complete services and supports its clients in all phases of their projects, from design to validation.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 82 contacts → | ||||
Indirect evidence “Applications Techniques Etudes et Realisations Mecaniques Electroniques Systèmes Some names require no explanation.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 45 contacts → | ||||
Strong evidence “Created in 1978, SIMAR (Société Industrielle et Maritime d'Automation et Régulation) is the leading independant system integrator for marine electronics (Civil and Naval) as well…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 31 contacts → | ||||
Strong evidence “16 years of consulting and services: mechatronic systems integration, fiber optic instrumentation, navigation, routing, hardware & software development.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 27 contacts → | ||||
Indirect evidence “Héritier du savoir-faire d’ACH Engineering, l’entreprise a évolué au travers de son activité de maintenance des équipements livrés.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 24 contacts → | ||||
Indirect evidence “Robin Marine intervient dans le domaine de l’électronique, de l’électricité et des solutions intégrées et a la capacité d'installer et de faire la MCO sur du multimarques.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 8 contacts → | ||||
Strong evidence “Oppy International is a consulting firm specializing in marine projects, focusing on naval systems, maritime infrastructure, and floating structures across Europe, Canada, and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 8 contacts → | ||||
Partial evidence “BAÑULSDESIGN is a Naval Architecture & Maritime Engineering company developping advanced procedures and methodologies to address the new challenges of more sustainable, greener…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 7 contacts → | ||||
Indirect evidence “Le groupe SEA VORIAN est dédié à la conception, la réalisation, l’intégration et à la mise en œuvre d’équipements de hautes technologies dans les environnements marins.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 contacts → | ||||
Partial evidence “H&T is a specialized naval architecture consulting firm.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4 contacts → | ||||
Partial evidence “LSN est spécialisée en architecture et expertise navales pour tous types de navires maritimes et fluviaux, alliant innovation, performance et conformité réglementaire.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 4 contacts → | ||||
Partial evidence “NES vous accompagne dans vos travaux d'ingénierie et d'architecture navale en vous proposant des services sur-mesure d'études navales.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 1 contacts → | ||||
Indirect evidence “Bureau d'étude & systèmes embarqués nautiques pour la performance – Électronique, Énergie, Informatique.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: naval systems integration firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names naval systems integration firms.
- Partial evidence
- Its own public description names part of naval systems integration firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name naval systems integration firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 16 of 41 naval systems integration firms based in France
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Naval systems integration firms based in France at a glance
As of Sep 29, 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 41 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 naval systems integration firms, 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 “naval systems integration firms”. 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 naval systems integration firms), 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 naval systems integration firms, 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, 386 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 29, 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 naval systems integration firms, 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 naval systems integration firms are there based in France?
RevenueBase identified 41 naval systems integration firms 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?
Naval Group, headquartered in France, tops this list with the largest team on record.
Which city has the most naval systems integration firms?
Lorient leads with 3 headquartered companies, followed by Marseille (3) and Nantes (2).
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 386 verified decision-maker contacts tracked across these 41 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 29, 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.
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