Company lists · Data refreshed September 2026
Top 25 Naval systems integration firms worldwide
RevenueBase identified 1,349 naval systems integration firms worldwide as of September 2026 and tracks 72,867 professional contacts across them, including 9,035 with verified work emails. The United States is the largest market and San Diego the largest hub.
This list covers naval systems integration firms worldwide, 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. Country and city lists for naval systems integration firms follow the table.
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 25 largest naval systems integration firms worldwide
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 | 7,430 contacts → | ||||
Indirect evidence “For 137 years, the ships built at Newport News Shipbuilding, like the American shipbuilders who built them, have served our nation in peace and war, in times of adversity and in…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,917 contacts → | ||||
Indirect evidence “Scientific Research Corporation is an advanced engineering company that was founded in 1988 to provide innovative solutions to the U.S.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,696 contacts → | ||||
Partial evidence “Bath Built Is Best Built" Part of General Dynamics Marine Systems, Bath Iron Works is a full service shipyard specializing in the design, building and support of complex surface…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,527 contacts → | ||||
Indirect evidence “Thales Defense & Security, Inc.(TDSI) Headquartered in Clarksburg, MD, Thales Defense & Security, Inc.(TDSI) is a U.S.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,168 contacts → | ||||
Indirect evidence “VTG delivers force modernization and digital transformation solutions that expand America’s competitive advantage in the modern battlespace.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 969 contacts → | ||||
Indirect evidence “Leidos is a Fortune 500® innovation company working to solve the world’s toughest challenges in government, intelligence, defence, aviation, border protection and health markets.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 880 contacts → | ||||
Indirect evidence “LIG Nex1 Co, Ltd.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 679 contacts → | ||||
Partial evidence “Fairbanks Morse Defense (FMD) is the leading provider of the highest value equipment for naval defense customers.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 676 contacts → | ||||
Partial evidence “Epsilon Systems is a 100% employee-owned professional and technical services company founded in 1998 and headquartered in San Diego.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 660 contacts → | ||||
Partial evidence “ADSB is the regional leader in the new build, repair, maintenance, refit and conversion of naval and commercial vessels.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 645 contacts → | ||||
Partial evidence “World leader in the design, development, testing and production of complex maritime electronic systems, including sonobuoys in support of Anti-Submarine Warfare (ASW) and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 627 contacts → | ||||
Partial evidence “The Fleet Support Group has more than 2,500 employees in over 35 locations across the globe, providing maintenance, modernization, unmanned systems development, engineering…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 599 contacts → | ||||
Partial evidence “Built on 25 years of test and evaluation and engineering experience, Nova Systems designs, integrates and delivers complex programs for Defence, emergency services and civil…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 527 contacts → | ||||
Indirect evidence “Knowledge, Value and Agility Over maritime professionals - engineers, project managers, designers, technicians, craftsmen, integrators and innovators in 19 countries are proud to…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 516 contacts → | ||||
Partial evidence “Damen Naval is the only naval original equipment manufacturer (OEM) in the Netherlands and has delivered more than 420 vessels to customers around the world, offering a role as…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 512 contacts → | ||||
Partial evidence “In April 1995, E-Systems, Inc.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 479 contacts → | ||||
Indirect evidence “Alewijnse has over 130 years of experience in providing tailored electrical and automation solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 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. | |||||
| 20 | 394 contacts → | ||||
Partial evidence “Leidos Gibbs & Cox is an engineering and design firm specializing naval architecture, marine engineering, and consulting engineering.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 392 contacts → | ||||
Partial evidence “For over 60 years, SEA has delivered research, development, manufacturing, training, and support of complex maritime systems to the Royal Navy, international partners, and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 373 contacts → | ||||
Strong evidence “RH Marine is a leading system integrator and innovator of electrical and automation systems in the maritime industry, and delivers tailored solutions for complex Naval ships and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 372 contacts → | ||||
Strong evidence “Engineering and Technical Services As a leader in navigation and geospatial engineering, WR is on the forefront of maritime innovation, designing and integrating PNT systems…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 364 contacts → | ||||
Indirect evidence “Elcome was founded in 1970 and is one of the world’s largest maritime companies with a diversified portfolio of technologies, solutions and services.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 357 contacts → | ||||
Indirect evidence “Founded in 1994 as a small, diversified professional services company, Delphinus today employs more than 650 professional and technical personnel supporting a customer base that…” 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 25 of 1,349 naval systems integration firms worldwide
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Naval systems integration firms worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for naval systems integration firms are linked below.
- What qualifies
- Companies worldwide 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.
- 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, 9,035 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.
Naval systems integration firms by location
12 lists · largest firstEvery Naval systems integration firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Naval systems integration firms based in the United States332
- Naval systems integration firms based in Italy95
- Naval systems integration firms based in the United Kingdom78
- Naval systems integration firms based in Spain53
- Naval systems integration firms based in India50
- Naval systems integration firms based in Türkiye45
- Naval systems integration firms based in France41
- Naval systems integration firms based in Brazil39
- Naval systems integration firms based in the Netherlands39
- Naval systems integration firms based in Germany36
- Naval systems integration firms based in Australia34
- Naval systems integration firms based in Canada28
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 worldwide?
RevenueBase identified 1,349 naval systems integration firms worldwide 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 Worldwide, tops this list with the largest team on record.
Which country has the most naval systems integration firms?
The United States leads with 332 companies, followed by Italy (95) and the United Kingdom (78). Every naval systems integration firms list by country and city is linked on this page.
Which city has the most naval systems integration firms?
San Diego leads with 18 headquartered companies, followed by Singapore (17) and Istanbul (15).
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 9,035 verified decision-maker contacts tracked across these 1,349 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.