Company lists · Data refreshed November 2026

Top 25 Maritime construction contractors based in the United Kingdom

RevenueBase identified 179 company matches for maritime construction contractors associated with the United Kingdom as of November 2026 and tracks 3,539 professional contacts across them, including 1,141 with verified work emails. London is the largest hub.

This list covers company matches for maritime construction contractors associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
179Companies
3,539Contacts tracked
1,141Verified emails
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The 25 largest maritime construction contractors based in the United Kingdom

Ranked by team size
Top 25 of 179 company matches for maritime construction contractors based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchFareham, United KingdomHQ recorded Nov 6, 202651-200404 contacts →

Exact match

“Boskalis Westminster Ltd (BWL) is the leading dredging contractor in the UK and Ireland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWorcester, United KingdomHQ recorded Nov 6, 202651-200254 contacts →

Exact match

“VolkerLaser is the UK's leading multi-functional contractor.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGlasgow, United KingdomHQ recorded Nov 6, 2026201-500216 contacts →

Exact match

“RJ McLeod stands as one of the country’s leading civil engineering and building contractors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPort Glasgow, United KingdomHQ recorded Nov 6, 2026201-500173 contacts →

Exact match

“Ferguson Marine (Port Glasgow) Limited is Scotland's leading company in new build, refit and ship repair.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSmall Dole, United KingdomHQ recorded Nov 6, 202651-200128 contacts →

Exact match

“Mackley provides a comprehensive range of services from conception through construction to project delivery.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchGuildford, United KingdomHQ recorded Nov 6, 2026201-500112 contacts →

Exact match

“Land + Water is more than just a dredging company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAberdeen, United KingdomHQ recorded Nov 6, 202651-200102 contacts →

Exact match

“Repair, Conversion and New Build of Marine and Offshore Living Quarters and Technical Buildings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLivingston, United KingdomHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“FoundOcean boasts 60 years’ experience of providing green and brown field services to the marine construction industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSouthampton, United KingdomHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“Southampton Marine Services Ltd was established in 2004 and specialises in ship / work boat building, vessel repair and marine engineering; we trade in four markets - Commercial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDevon, United KingdomHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“TMS Ltd have in excess of 31 years of expertise as a marine contractor within the Civil Engineering sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBromborough, United KingdomHQ recorded Nov 6, 2026201-50058 contacts →

Exact match

“Land and Marine Engineering Limited, a part of the Murphy Group of companies is an international engineering and construction company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchPontypridd, United KingdomHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“EDWARDS DIVING SERVICES LIMITED (EDS) is a specialist Marine & Civil Engineering company located in South Wales, United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchIpswich, United KingdomHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“Established in 1975, Topbond PLC is a proud family business delivering technically innovative, expertly managed solutions across the construction and marine sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchRochester, United KingdomHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Marine Contractors specialising in: Marine Civil Engineering and Construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWestminster, United KingdomHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“Beckett Rankine is the UK's leading maritime engineering consultancy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchGateshead, United KingdomHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Over the last 20 years Southbay has developed a reputation as one of the UK’s leading maritime civil engineering contractors, undertaking technically challenging projects within…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFalmouth, United KingdomHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Keynvor Morlift Ltd is a UK-based marine contracting and consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCanterbury, United KingdomHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Specialist Contractors For Earthmoving, Crushing & Recycling, Sea & Coastal Defences”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNorthfleet, United KingdomHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“A dynamic, award winning and multi-disciplined specialist contractor, providing civil engineering solutions for marine orientated projects, private and public sector projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPembroke Dock, United KingdomHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“We’re shaping the future of marine engineering.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBurton Upon Trent, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“We are leaders in the supply and installation of quality marina equipment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchNottingham, United KingdomHQ recorded Nov 6, 202651-20020 contacts →

Exact match

“Total Specialist Maintenance (TSM) is a specialist infrastructure contractor delivering structural repair, concrete repair, waterproofing, cathodic protection, strengthening and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAberdeen Shetland Blyth, United KingdomHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“VOE your complete MARINE specialists.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBarrow-in-furness, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Diving & Marine civil engineering contractor”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchChiswick, United KingdomHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Herbosch Kiere Marine Contractors Ltd is the UK subsidiary of Herbosch-Kiere NV, a leading European marine engineering company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 179 maritime construction contractors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,141 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Maritime construction contractors based in the United Kingdom at a glance

As of Nov 6, 2026
32.2%Verified-email coverage
19.8Average contacts per company
11-50Median size (employees)
9.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
67
11-50
60
51-200
35
201-500
5
1,001-5,000
1
10001+
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 179 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “maritime construction contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 1,141 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “maritime construction contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many maritime construction contractors are there based in the United Kingdom?

RevenueBase identified 179 company matches for maritime construction contractors associated with the United Kingdom as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Boskalis Westminster LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most maritime construction contractors?

London leads with 17 company records, followed by Fareham (4) and Falmouth (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,141 professional contacts with verified work emails tracked across these 179 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.