Company lists · Data refreshed September 2026
Top 25 Maritime surveillance system manufacturers worldwide
RevenueBase identified 109 maritime surveillance system manufacturers worldwide as of September 2026 and tracks 5,210 professional contacts across them, including 1,206 with verified work emails and 0 with mobile numbers. The United States is the largest market and London the largest hub.
This list covers maritime surveillance system manufacturers 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 17, 2026. Country and city lists for maritime surveillance system manufacturers 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 maritime surveillance system manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 772 contacts → | ||||
Partial evidence “Saronic is building cutting-edge unmanned surface vehicles that enable maritime security and domain awareness by combining best-in-class hardware, software and artificial…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 2 | 392 contacts → | ||||
Strong 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 17, 2026Thanks. The Data Team will review it. | |||||
| 3 | 279 contacts → | ||||
Partial evidence “Sperry Marine provides the commercial and defence maritime industry with Navigation Solutions that excel in efficiency, reliability and safety.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 4 | 256 contacts → | ||||
Partial evidence “Windward is the leading Maritime AI™ company delivering full visibility across the seas through sensor-agnostic intelligence and agentic workflows that turn ocean data into…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 5 | 245 contacts → | ||||
Partial evidence “Saildrone is a maritime defense company with a relentless passion for performance.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 6 | 197 contacts → | ||||
Partial evidence “Echodyne designs and builds advanced radar solutions that unlock new capabilities for intelligent systems and autonomous machines and shatter price-performance barriers for sensor…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 7 | 176 contacts → | ||||
Partial evidence “Defence Leaders around the world work with Chess for market-leading, reliable defence systems.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 8 | 129 contacts → | ||||
Strong evidence “SRT Marine Systems PLC is a global leader and innovator in maritime surveillance, intelligence, navigation safety and situational awareness.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 9 | 88 contacts → | ||||
Partial evidence “Navtech Radar is a world-leading innovator, award-winning designer and manufacturer of commercially deployed radar solutions.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 10 | 84 contacts → | ||||
Strong evidence “Kelvin Hughes (A Hensoldt Company) is a global radar system solution provider meeting the surveillance, security and safety needs of the world’s critical civil infrastructure…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 11 | 82 contacts → | ||||
Strong evidence “Founded in 2002, Marine Technologies manufactures and installs dynamic positioning systems, integrated bridge systems, voice telecommunications systems as well as satellite based…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 12 | 79 contacts → | ||||
Strong evidence “HENSOLDT UK is a world leader in manufacturing and supplying maritime navigation and surveillance radar systems.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 13 | 76 contacts → | ||||
Partial evidence “CMS2 has over 60-years’ experience of designing, developing, manufacturing and supporting atmosphere management and life support systems for submarines and other critical…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 14 | 53 contacts → | ||||
Indirect evidence “Seasats builds long-endurance autonomous surface vessels for defense, commercial, and scientific missions.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 15 | 41 contacts → | ||||
Partial evidence “At Pole Star Defense, we develop and implement pioneering maritime intelligence technologies to protect our customers’ vessels, people, maritime domain, and reputation.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 16 | 41 contacts → | ||||
Strong evidence “Sea Machines Robotics is the lead provider of advanced technology for the marine and maritime sector with a product line of autonomous control and navigation systems for defense…” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 17 | 39 contacts → | ||||
Partial evidence “Quartermaster AI is building the world's largest maritime awareness network on the planet.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 18 | 36 contacts → | ||||
Indirect evidence “SSR Engineering, Inc.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 19 | 35 contacts → | ||||
Strong evidence “Walaris develops software-defined, hardware-enabled autonomous situational awareness systems for counter-UAS, perimeter surveillance, and critical infrastructure protection.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 20 | 33 contacts → | ||||
Partial evidence “Klein Marine Systems is a leading provider of advanced sonar systems, underwater technology, and marine data solutions.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 21 | 23 contacts → | ||||
Indirect evidence “MarineGuard is recognised as the industry leader for the integration of leading edge technology-based superyacht security.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 22 | 22 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 23 | 21 contacts → | ||||
Strong evidence “Blighter Surveillance Systems is a world leading designer and manufacturer of electronic-scanning radars and surveillance solutions.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 24 | 21 contacts → | ||||
Partial evidence “Actisense aim to be the installers product of choice by making navigation safer with the most reliable boat electronic systems.” Source: RevenueBase Database · checked Sep 17, 2026Thanks. The Data Team will review it. | |||||
| 25 | 19 contacts → | ||||
Indirect evidence “SuperSight for boats.” Source: RevenueBase Database · checked Sep 17, 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: maritime surveillance system manufacturers. 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 maritime surveillance system manufacturers.
- Partial evidence
- Its own public description names part of maritime surveillance system manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name maritime surveillance system manufacturers. 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 109 maritime surveillance system manufacturers worldwide
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Maritime surveillance system manufacturers worldwide at a glance
As of Sep 17, 2026Companies by employee count
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 maritime surveillance system manufacturers, 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
- 2 countries, largest first: the United States, the United Kingdom. Country and city lists for maritime surveillance system manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “maritime surveillance system manufacturers”. 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 maritime surveillance system manufacturers), 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 maritime surveillance system manufacturers, 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, 1,206 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.
Maritime surveillance system manufacturers by location
2 lists · largest firstEvery Maritime surveillance system manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 maritime surveillance system manufacturers, 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 maritime surveillance system manufacturers are there worldwide?
RevenueBase identified 109 maritime surveillance system manufacturers 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?
Saronic Technologies, headquartered in Austin, tops this list with the largest team on record.
Which country has the most maritime surveillance system manufacturers?
The United States leads with 63 companies, followed by the United Kingdom (46). Every maritime surveillance system manufacturers list by country and city is linked on this page.
Which city has the most maritime surveillance system manufacturers?
London leads with 9 headquartered companies, followed by Southampton (4) and Cambridge (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 1,206 verified decision-maker contacts tracked across these 109 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.