Company lists · Data refreshed September 2026

Top 25 Renewable energy ship operators based in the United Kingdom

RevenueBase identified 57 renewable energy ship operators headquartered in the United Kingdom as of September 2026 and tracks 920 professional contacts across them, including 265 with verified work emails. London is the largest hub.

This list covers renewable energy ship operators 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 17, 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 17, 2026 86% judged on-target in blind review
57Companies
920Contacts tracked
265Verified emails
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The 25 largest renewable energy ship operators based in the United Kingdom

Ranked by team size
Top 25 of 57 renewable energy ship operators based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to renewable energy ship operators: 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 evidenceTendring, United KingdomHQ checked Sep 17, 202611-50137 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidencePortsmouth, United KingdomHQ checked Sep 17, 202611-5059 contacts →

Indirect evidence

“Originally formed to exploit the wealth of design knowledge, technical skills and resources built up through Ben Ainslie Racing (BAR) involvement in the America’s Cup, BAR…”

Source: RevenueBase Database · checked Sep 17, 2026
3Strong evidenceCowes, United KingdomHQ checked Sep 17, 202651-20055 contacts →

Strong evidence

“We are a class leading wind farm vessel support operator, operating internationally out of Cowes, UK, with a fleet of fourteen IACS classified multi-purpose offshore energy…”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceLondon, United KingdomHQ checked Sep 17, 202651-20054 contacts →

Indirect evidence

“We are a leading provider of Rotor Sails to the shipping industry.”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceEgmere, United KingdomHQ checked Sep 17, 202611-5052 contacts →

Indirect evidence

“Tidal Transit Ltd, providing access, transport and crew transfer services to the industries of the North Sea.”

Source: RevenueBase Database · checked Sep 17, 2026
6Strong evidenceIsle Of Mull, United KingdomHQ checked Sep 17, 202651-20049 contacts →

Strong 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 17, 2026
7Indirect evidenceLondon, United KingdomHQ checked Sep 17, 20261,001-5,00045 contacts →

Indirect evidence

“Part of the Clarksons Group, the world’s leading provider of integrated shipping services.”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceLymington, United KingdomHQ checked Sep 17, 202611-5041 contacts →

Indirect evidence

“Spectrum specialises in the provision of combined marine survey and crew transfer vessel services to the offshore construction industry.”

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceLondon, United KingdomHQ checked Sep 17, 2026501-1,00035 contacts →

Indirect evidence

“Established in the UK in 1963 Fred.”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceHayle, United KingdomHQ checked Sep 17, 202611-5020 contacts →

Indirect evidence

“Integrel Solutions is at the forefront of shaping the future of cleaner boating.”

Source: RevenueBase Database · checked Sep 17, 2026
11Partial evidenceBath, United KingdomHQ checked Sep 17, 202611-5012 contacts →

Partial evidence

“The world needs more green energy, and it needs it fast.”

Source: RevenueBase Database · checked Sep 17, 2026
12Indirect evidenceExeter, United KingdomHQ checked Sep 17, 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 17, 2026
13Indirect evidenceCaister On Sea, United KingdomHQ checked Sep 17, 202611-5010 contacts →

Indirect evidence

“NR Marine Services own and operate crew transfer vessels / workboats available to charter in the Offshore industry.”

Source: RevenueBase Database · checked Sep 17, 2026
14Indirect evidencePeterhead, United KingdomHQ checked Sep 17, 20261-107 contacts →

Indirect evidence

“Welcome to Intermara Marine: Purposeful Maritime Solutions **About Us** Situated in Peterhead, Northeast Scotland, Intermara Marine is deeply rooted in the maritime tradition…”

Source: RevenueBase Database · checked Sep 17, 2026
15Indirect evidenceLondon, United KingdomHQ checked Sep 17, 202611-507 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 17, 202611-506 contacts →

Partial evidence

“We finance, consent, build and operate renewable and shore power systems specifically designed for the marine sector.”

Source: RevenueBase Database · checked Sep 17, 2026
17Partial evidenceAberdeen, United KingdomHQ checked Sep 17, 202611-506 contacts →

Partial evidence

“Supporting Energy Leaders”

Source: RevenueBase Database · checked Sep 17, 2026
18Indirect evidenceFalmouth, United KingdomHQ checked Sep 17, 20261-105 contacts →

Indirect evidence

“Marine Zero's mission is to lead and enable the maritime sector’s transition to a sustainable, zero-emissions future.”

Source: RevenueBase Database · checked Sep 17, 2026
19Indirect evidenceLeeds, United KingdomHQ checked Sep 17, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
20Partial evidenceCardiff, United KingdomHQ checked Sep 17, 20261-102 contacts →

Partial evidence

“Survey vessel operators

Source: RevenueBase Database · checked Sep 17, 2026
21Indirect evidenceBristol, United KingdomHQ checked Sep 17, 20261-102 contacts →

Indirect evidence

“A start-up seeking investors.”

Source: RevenueBase Database · checked Sep 17, 2026
22Indirect evidenceBeaumaris, United KingdomHQ checked Sep 17, 20261-102 contacts →

Indirect evidence

“Audacious Marine Services is a privately owned maritime company specialising in multibeam surveys and crew transfer for the offshore wind industry.”

Source: RevenueBase Database · checked Sep 17, 2026
23Strong evidenceLondon, United KingdomHQ checked Sep 17, 202611-501 contacts →

Strong evidence

“CSO Marine Group is a 360° integrated commercial and strategic solutions provider for the offshore energy and marine renewables sectors.”

Source: RevenueBase Database · checked Sep 17, 2026
24Partial evidenceDunoon, United KingdomHQ checked Sep 17, 20261-101 contacts →

Partial evidence

“Designing and developing at toolbox full of innovative maritime solutions to enable the transportation and use of green energy

Source: RevenueBase Database · checked Sep 17, 2026
25Partial evidenceLondon, United KingdomHQ checked Sep 17, 20261-101 contacts →

Partial evidence

“RiAlAiR Group is aiming to provide an effective, efficient and sustainable energy solution in the marine environment (fishing boats, water taxi, recreational boats), by exploiting…”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 25 of 57 renewable energy ship operators based in the United Kingdom

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Renewable energy ship operators based in the United Kingdom at a glance

As of Sep 17, 2026
28.8%Verified-email coverage
16.1Average contacts per company
1-10Median size (employees)
22.8%Largest-city concentration · London
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
18
51-200
7
501-1,000
1
1,001-5,000
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 57 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 renewable energy ship operators, 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 “renewable energy ship operators”. 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 renewable energy ship operators), 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 renewable energy ship operators, 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, 265 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.

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 renewable energy ship operators, 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 renewable energy ship operators are there based in the United Kingdom?

RevenueBase identified 57 renewable energy ship operators 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?

Njord Offshore LTD, headquartered in Long Lane, tops this list with the largest team on record.

Which city has the most renewable energy ship operators?

London leads with 13 headquartered companies, followed by Leeds (2) and Newcastle Upon Tyne (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 265 verified decision-maker contacts tracked across these 57 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.