Company lists · Data refreshed September 2026

Top 12 Autonomous workboat manufacturers based in the United Kingdom

RevenueBase identified 28 autonomous workboat manufacturers headquartered in the United Kingdom as of September 2026 and tracks 979 professional contacts across them, including 412 with verified work emails. Southampton is the largest hub.

This list covers autonomous workboat manufacturers 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 16, 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 16, 2026 86% judged on-target in blind review
28Companies
979Contacts tracked
412Verified emails
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The 12 largest autonomous workboat manufacturers based in the United Kingdom

Ranked by team size
Top 12 of 28 autonomous workboat manufacturers based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to autonomous workboat manufacturers: 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
1Indirect evidenceLondon, United KingdomHQ checked Sep 16, 2026501-1,000714 contacts →

Indirect evidence

“Ocean Infinity is a technology-driven company transforming how ocean operations are carried out.”

Source: RevenueBase Database · checked Sep 16, 2026
2Strong evidenceWirral, United KingdomHQ checked Sep 16, 202651-20073 contacts →

Strong evidence

“Marine Specialised Technology Group ("MST Group") is one of the world’s leading designers, manufacturers and maintainers of high-speed workboats from 5m to 25m in length for…”

Source: RevenueBase Database · checked Sep 16, 2026
3Partial evidenceIsle Of Mull, United KingdomHQ checked Sep 16, 202651-20049 contacts →

Partial evidence

“Inverlussa is one of the leading workboat operators in the aquaculture industry in Scotland and has experience in the offshore renewables industry.”

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidencePlymouth, United KingdomHQ checked Sep 16, 202611-5035 contacts →

Partial evidence

“ACUA Ocean designs and develops uncrewed surface vessels (USV) for ocean monitoring and data collection, providing a stable open ocean platform to deploy autonomous and remotely…”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceGreat Yarmouth, United KingdomHQ checked Sep 16, 202651-20021 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceExeter, United KingdomHQ checked Sep 16, 202611-5012 contacts →

Indirect evidence

“We revolutionise ocean data collection with a fleet of battery-electric and battery-hybrid Uncrewed Surface Vessels (USVs), cutting carbon intensity by ~97%.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceDunoon, United KingdomHQ checked Sep 16, 202611-5011 contacts →

Indirect evidence

“Camarc, international designers based in the UK with over 500 craft in-service Worldwide.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceSonning, United KingdomHQ checked Sep 16, 202611-5010 contacts →

Indirect evidence

“The Electric Boat Company provide supply and installation of electric propulsion solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidencePortsmouth, United KingdomHQ checked Sep 16, 202611-506 contacts →

Partial evidence

“PDL Marine are based at Trafalgar Wharf in Portsmouth, Builders of a variety of workboats in both aluminium and steel, our vessels include Patrol, Pilot and Landing craft PDL…”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceSouthampton, United KingdomHQ checked Sep 16, 20261-102 contacts →

Partial evidence

“ICE Marine is a UK based boat building company specialising in the design and manufacture of high-performance offshore power-craft for commercial, defence and leisure markets.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 16, 20261-102 contacts →

Indirect evidence

“Zero emission cargo submarines”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceCowes, United KingdomHQ checked Sep 16, 202611-501 contacts →

Indirect evidence

“Seaward have been building leisure and commercial boats for over 40 years and we are incredibly proud of our heritage.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 12 of 28 autonomous workboat manufacturers based in the United Kingdom

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Autonomous workboat manufacturers based in the United Kingdom at a glance

As of Sep 16, 2026
42.1%Verified-email coverage
35.0Average contacts per company
11-50Median size (employees)
10.7%Largest-city concentration · Southampton
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
12
51-200
3
501-1,000
1

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 28 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 autonomous workboat 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.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “autonomous workboat 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 autonomous workboat 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 autonomous workboat manufacturers, 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, 412 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 16, 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 autonomous workboat 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 autonomous workboat manufacturers are there based in the United Kingdom?

RevenueBase identified 28 autonomous workboat manufacturers 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?

Ocean Infinity, headquartered in London, tops this list with the largest team on record.

Which city has the most autonomous workboat manufacturers?

Southampton leads with 3 headquartered companies, followed by Colchester (2) and London (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 412 verified decision-maker contacts tracked across these 28 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 16, 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.