Company lists · Data refreshed October 2026

Top 25 Offshore substation topside suppliers worldwide

RevenueBase identified 725 company matches for offshore substation topside suppliers worldwide as of October 2026 and tracks 75,603 professional contacts across them, including 17,514 with verified work emails. The United Kingdom is the largest market and Aberdeen the largest hub.

This list covers company matches for offshore substation topside suppliers worldwide, 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 October 28, 2026. Country and city lists for offshore substation topside suppliers follow the table.

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 Oct 28, 2026 How this list was built
725Companies
75,603Contacts tracked
17,514Verified emails
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The 25 largest offshore substation topside suppliers worldwide

Ranked by team size
Top 25 of 725 company matches for offshore substation topside suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 28, 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 matchMilan, ItalyHQ recorded Oct 28, 202610001+35,555 contacts →

Exact match

“Saipem is a global leader in the engineering and construction of major projects for the energy and infrastructure sectors, both offshore and onshore.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
2Exact matchSharjah, United Arab EmiratesHQ recorded Oct 28, 20265,001-10,0006,375 contacts →

Exact match

“With 50 years of experience, Lamprell is a key player in the global offshore wind and oil & gas markets, delivering high-quality, complex energy infrastructure projects.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
3Exact matchMacaé, BrazilHQ recorded Oct 28, 20261,001-5,0003,012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
4Exact match11510 Puerto Real, SpainHQ recorded Oct 28, 20261,001-5,0001,538 contacts →

Exact match

“Founded in 1972, Dragados Offshore S.A.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
5Exact matchOslo, NorwayHQ recorded Oct 28, 20261,001-5,0001,536 contacts →

Exact match

“DeepOcean is a technology-driven, independent solution provider in the ocean space.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
6Exact matchCopenhagen V, DenmarkHQ recorded Oct 28, 20261,001-5,000867 contacts →

Exact match

“Cadeler is a pure-play offshore wind installation partner and the global leader in turbine transport and installation, operating the world’s largest fleet of heavy-lift jack-up…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
7Exact matchYantai, ChinaHQ recorded Oct 28, 202610001+744 contacts →

Exact match

“Yantai CIMC Raffles Offshore Technology Group Co, Ltd.(“CIMC Raffles”) is a leading offshore engineering and high-end marine equipment group in China, with a strong focus on the…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
8Exact matchLittleport, United StatesHQ recorded Oct 28, 2026501-1,000610 contacts →

Exact match

“JDR Cable Systems, part of the TFKable Group, is a global leader in providing power and control solutions for the offshore energy market.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
9Exact matchBintan, IndonesiaHQ recorded Oct 28, 2026201-500586 contacts →

Exact match

“Fabrication yard (49 hectares)with fully automated machines, auto-blasting chambers with jetty.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
10Exact matchPamplona, SpainHQ recorded Oct 28, 2026501-1,000478 contacts →

Exact match

“TETRACE es un Grupo Empresarial dedicado a ingeniería, construcción y mantenimiento de activos renovables, constituido en 2010.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
11Exact matchHamburg, GermanyHQ recorded Oct 28, 20261,001-5,000432 contacts →

Exact match

“In 26 years, the power of wind has never ceased to fascinate us.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
12Exact matchAalborg, DenmarkHQ recorded Oct 28, 2026201-500409 contacts →

Exact match

“CS WIND Offshore, based in Aalborg, Denmark in Northern Europe, specializes in the production of premium offshore wind foundations, utilizing decades of industry expertise.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
13Exact matchAalborg Sv, DenmarkHQ recorded Oct 28, 2026501-1,000385 contacts →

Exact match

“Liftra specializes in designing, engineering, and manufacturing tailor-made solutions for onshore and offshore wind turbine installation, maintenance, and transportation.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
14Exact matchHessle, United KingdomHQ recorded Oct 28, 202651-200383 contacts →

Exact match

“Boston Energy is a specialist delivery partner to the offshore wind industry, supporting OEMs, Developers, Tier 1 contractors and vessel owners across the full wind farm lifecycle.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
15Exact matchVlissingen, NetherlandsHQ recorded Oct 28, 202651-200372 contacts →

Exact match

“Heerema Fabrication Group (HFG) is a leading engineering and fabrication contractor for offshore structures to the oil & gas and energy-related industry.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
16Exact matchRotterdam, NetherlandsHQ recorded Oct 28, 2026201-500339 contacts →

Exact match

“We create custom-designed structures and tools to help you perform your offshore or heavy civil installation projects safely and on time.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
17Exact matchSliedrecht, NetherlandsHQ recorded Oct 28, 2026201-500335 contacts →

Exact match

“IQIP provides fully integrated solutions for on and offshore foundation installation and decommissioning in the offshore wind, oil & gas, and coastal & civil markets.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
18Exact matchWallsend, United KingdomHQ recorded Oct 28, 202651-200327 contacts →

Exact match

“SMD is an advanced global designer and manufacturer of subsea remotely operated and autonomous power and control solutions.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
19Exact matchWoking, United KingdomHQ recorded Oct 28, 2026201-500299 contacts →

Exact match

“2H Offshore delivers leading-edge advanced systems engineering for all types of offshore structures in the oil and gas and renewable energy sectors.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
20Exact matchSchiedam, NetherlandsHQ recorded Oct 28, 2026201-500280 contacts →

Exact match

“GustoMSC, part of NOV, provides offshore designs, reliable equipment and engineering solutions.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
21Exact matchNorthumberland, United KingdomHQ recorded Oct 28, 2026201-500191 contacts →

Exact match

“Osbit’s vision is to unlock a clean energy future by creating smarter technology.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Oct 28, 202651-200191 contacts →

Exact match

“Zentech, Inc, an engineering consulting and software development company, headquartered in Houston, TX, is comprised of experienced professionals specializing in providing…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
23Exact matchNorwich, United KingdomHQ recorded Oct 28, 20261,001-5,000186 contacts →

Exact match

“Acteon delivers data-driven, engineering-led solutions across the lifecycle of offshore energy infrastructure.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
24Exact matchRoodepoort, South AfricaHQ recorded Oct 28, 2026501-1,000173 contacts →

Exact match

“Established in 1982, Tractionel Enterprise is a 100% Black-Owned Level 1 Electrical Construction Company with an outstanding track record in the design, supply, construction and…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
25Exact matchNieuw-vennep, NetherlandsHQ recorded Oct 28, 2026501-1,000173 contacts →

Exact match

“With a proud history in offshore wind, I’ve been at the forefront of connecting high-voltage systems that power the world’s most ambitious renewable energy projects.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase

Showing 25 of 725 offshore substation topside suppliers worldwide

See the full list, filter by size, metro and specialty, and access 17,514 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore substation topside suppliers worldwide at a glance

As of Oct 28, 2026
23.2%Verified-email coverage
104.3Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · Aberdeen
Oct 28, 2026Page data refreshed

Companies by employee count

1-10
246
11-50
244
51-200
133
201-500
49
501-1,000
22
1,001-5,000
20
5,001-10,000
2
10001+
6

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for offshore substation topside suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “offshore substation topside suppliers” 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. 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 17,514 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 October 28, 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.

Offshore substation topside suppliers by location

6 lists · largest first

Every Offshore substation topside suppliers 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 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 “offshore substation topside suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore substation topside suppliers are there worldwide?

RevenueBase identified 725 company matches for offshore substation topside suppliers worldwide as of October 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?

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

Which country has the most offshore substation topside suppliers?

The United Kingdom leads with 144 companies, followed by the Netherlands (63) and Norway (57). Every offshore substation topside suppliers list by country and city is linked on this page.

Which city has the most offshore substation topside suppliers?

Aberdeen leads with 19 company records, followed by Houston (16) and Singapore (15).

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 17,514 professional contacts with verified work emails tracked across these 725 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 October 28, 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.