Company lists · Data refreshed September 2026

Top 25 Maritime intelligence companies based in the United Kingdom

RevenueBase identified 181 maritime intelligence companies headquartered in the United Kingdom as of September 2026 and tracks 3,422 professional contacts across them, including 1,208 with verified work emails. London is the largest hub.

This list covers maritime intelligence companies headquartered in the United Kingdom, 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 20, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
181Companies
3,422Contacts tracked
1,208Verified emails
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The 25 largest maritime intelligence companies based in the United Kingdom

Ranked by team size
Top 25 of 181 maritime intelligence companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to maritime intelligence companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceHereford, United KingdomHQ checked Sep 20, 202651-200435 contacts →

Partial evidence

“Always On"- We are at the heart of a diverse and interdependent global maritime eco-system.”

Source: RevenueBase Database · checked Sep 20, 2026
2Strong evidenceLondon, United KingdomHQ checked Sep 20, 2026201-500266 contacts →

Strong evidence

“Lloyd’s List Intelligence delivers the trusted maritime data, analytics, and insight that keeps global trade moving.”

Source: RevenueBase Database · checked Sep 20, 2026
3Partial evidenceGlasgow, United KingdomHQ checked Sep 20, 2026201-500241 contacts →

Partial evidence

“Sulmara is a global seabed intelligence company, capturing and interpreting high-quality subsea data to enable smarter offshore decisions.”

Source: RevenueBase Database · checked Sep 20, 2026
4Partial evidenceNorwich, United KingdomHQ checked Sep 20, 20261,001-5,000204 contacts →

Partial evidence

“Shaping the future of maritime.”

Source: RevenueBase Database · checked Sep 20, 2026
5Strong evidenceLondon, United KingdomHQ checked Sep 20, 202651-200183 contacts →

Strong evidence

“Pole Star Global is a maritime intelligence and technology solutions company, focusing on reducing risk and optimising trade efficiency.”

Source: RevenueBase Database · checked Sep 20, 2026
6Partial evidenceLondon, United KingdomHQ checked Sep 20, 202651-200161 contacts →

Partial evidence

“Creating clarity, control and confidence for modern maritime operations with OpenOcean STUDIO.”

Source: RevenueBase Database · checked Sep 20, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 20, 202651-200132 contacts →

Partial evidence

“Founded in 2018 by a team of Navy veterans, Orca AI, a maritime tech startup, empowers shipping companies to enhance their operational safety, efficiency, and sustainability…”

Source: RevenueBase Database · checked Sep 20, 2026
8Strong evidenceMidsomer Norton, United KingdomHQ checked Sep 20, 202651-200129 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 20, 2026
9Partial evidenceLondon, United KingdomHQ checked Sep 20, 202651-200128 contacts →

Partial evidence

“Drewry is a leading international provider of research and consulting services to the maritime and shipping industry.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceSouthampton, United KingdomHQ checked Sep 20, 202651-20069 contacts →

Indirect evidence

“ABPmer is a leading UK marine consultancy, creating sustainable solutions for clients in the marine environment.”

Source: RevenueBase Database · checked Sep 20, 2026
11Partial evidenceLondon, United KingdomHQ checked Sep 20, 2026201-50063 contacts →

Partial evidence

“VesselsValue is a leading provider of online valuations and market perspective for the maritime industry.”

Source: RevenueBase Database · checked Sep 20, 2026
12Partial evidenceLargs, United KingdomHQ checked Sep 20, 202651-20059 contacts →

Partial evidence

Maritime Craft Services (clyde) Limited is a Maritime company located in Irvine Rd, Largs, United Kingdom.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceEnfield, United KingdomHQ checked Sep 20, 202651-20052 contacts →

Partial evidence

“Riviera Maritime Media specialises in maritime and offshore information, including news, data, conferences and webinars.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidencePlymouth, United KingdomHQ checked Sep 20, 202611-5040 contacts →

Indirect evidence

“Securewest is an independent, global risk and security management company supporting clients to succeed in a volatile world, on land and at sea.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceChiddingfold, United KingdomHQ checked Sep 20, 202611-5037 contacts →

Indirect evidence

“Sirius Insight delivers integrated and enhanced information to inform critical decisions in the marine environment.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceHull, United KingdomHQ checked Sep 20, 202611-5032 contacts →

Indirect evidence

“McAuslands began as McAusland Turner, a UK marine surveying and consulting firm, back in The company is the oldest Marine Surveying and Consulting firm in continuous operation in…”

Source: RevenueBase Database · checked Sep 20, 2026
17Partial evidenceSouthampton, United KingdomHQ checked Sep 20, 202611-5025 contacts →

Partial evidence

“We are NASH Maritime, an independent shipping, navigation and maritime risk consultancy.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidencePoole, United KingdomHQ checked Sep 20, 202611-5024 contacts →

Indirect evidence

“Clearwater Dynamics delivers industry‑leading technology solutions specialising in IoT connectivity, vessel tracking, and risk‑mitigation.”

Source: RevenueBase Database · checked Sep 20, 2026
19Partial evidenceMilton Keynes, United KingdomHQ checked Sep 20, 202611-5023 contacts →

Partial evidence

“HiLo: Revolutionising Maritime Safety with Data-Driven Solutions At HiLo, we empower shipping companies to navigate with confidence by predicting and preventing maritime accidents.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceSouthampton, United KingdomHQ checked Sep 20, 202611-5023 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 20, 2026
21Partial evidenceBorehamwood, United KingdomHQ checked Sep 20, 202611-5022 contacts →

Partial evidence

“Regal Maritime Solutions has been operating since 2011, providing bespoke security solutions to both merchant and private vessels against acts of piracy in high risk waters…”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-5022 contacts →

Indirect evidence

“TMC, a Bureau Veritas Group Company and leading international marine consultancy, has been providing advice and support to the marine and offshore energy industries since 1979.”

Source: RevenueBase Database · checked Sep 20, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 20, 202611-5019 contacts →

Partial evidence

Maritime & Underwater Security Consultants (MUSC) specialise in counter piracy and ship security, unexploded ordnance disposal, port and supply chain security, high-risk shore-end…”

Source: RevenueBase Database · checked Sep 20, 2026
24Strong evidenceLondon, United KingdomHQ checked Sep 20, 202651-20016 contacts →

Strong evidence

“HR Maritime delivers hybrid maritime security built on intelligence, technology, and operational force.”

Source: RevenueBase Database · checked Sep 20, 2026
25Strong evidenceLondon, United KingdomHQ checked Sep 20, 20261-1016 contacts →

Strong evidence

“Digital Ship is a leading editorial brand covering maritime technology, delivering insight and intelligence for decision makers across the global shipping industry.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 181 maritime intelligence companies based in the United Kingdom

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Maritime intelligence companies based in the United Kingdom at a glance

As of Sep 20, 2026
35.3%Verified-email coverage
18.9Average contacts per company
1-10Median size (employees)
29.8%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
97
11-50
53
51-200
19
201-500
5
1,001-5,000
3

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 181 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 maritime intelligence companies, 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 the United Kingdom whose own description of what they do matches “maritime intelligence companies”. 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 intelligence companies), 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 intelligence companies, and records with no verified work email. Companies headquartered outside United Kingdom 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, 1,208 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 20, 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 intelligence companies by metro

  • Maritime intelligence companies in London54

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 intelligence companies, 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 intelligence companies are there based in the United Kingdom?

RevenueBase identified 181 maritime intelligence companies headquartered in the United Kingdom 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?

Ambrey, headquartered in Hereford, tops this list with the largest team on record.

Which city has the most maritime intelligence companies?

London leads with 54 headquartered companies, followed by Bristol (5) and Liverpool (5).

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 1,208 verified decision-maker contacts tracked across these 181 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 20, 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.