Company lists · Data refreshed September 2026

Top 25 Platform decommissioning contractors worldwide

RevenueBase identified 426 company matches for platform decommissioning contractors worldwide as of September 2026 and tracks 68,852 professional contacts across them, including 17,604 with verified work emails. The United Kingdom is the largest market and Houston the largest hub.

This list covers company matches for platform decommissioning contractors 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 September 29, 2026. Country and city lists for platform decommissioning contractors 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 Sep 29, 2026 How this list was built
426Companies
68,852Contacts tracked
17,604Verified emails
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The 25 largest platform decommissioning contractors worldwide

Ranked by team size
Top 25 of 426 company matches for platform decommissioning contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 Sep 29, 202610001+34,095 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 · Sep 29, 2026 · View company records in RevenueBase
2Exact matchSharjah, United Arab EmiratesHQ recorded Sep 29, 20265,001-10,0006,080 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 · Sep 29, 2026 · View company records in RevenueBase
3Exact matchBeveren-kruibeke-zwijndrecht, BelgiumHQ recorded Sep 29, 20265,001-10,0004,395 contacts →

Exact match

“DEME (Euronext Brussels: DEME) is a leading contractor in the fields of offshore energy, dredging and marine infrastructure, and environmental remediation.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchLeiden, NetherlandsHQ recorded Sep 29, 20261,001-5,0002,643 contacts →

Exact match

“Heerema Marine Contractors is a world-leading marine contractor in the international offshore energy industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchChâtel-saint-denis, SwitzerlandHQ recorded Sep 29, 20261,001-5,0002,554 contacts →

Exact match

“Allseas is a world-leading contractor in the offshore energy market.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchRio De Janeiro, BrazilHQ recorded Sep 29, 20261,001-5,0002,427 contacts →

Exact match

“A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Sep 29, 20261,001-5,0001,706 contacts →

Exact match

“Helix Energy Solutions, headquartered in Houston, Texas, is an international offshore energy services company that provides specialty services to the offshore energy industry…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchOslo, NorwayHQ recorded Sep 29, 20261,001-5,0001,375 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Sep 29, 2026201-5001,279 contacts →

Exact match

“(Underwater Engineering) S.A.L was established in 1976.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchYantai, ChinaHQ recorded Sep 29, 202610001+720 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 · Sep 29, 2026 · View company records in RevenueBase
11Exact matchAberdeen, United KingdomHQ recorded Sep 29, 2026201-500516 contacts →

Exact match

“Boskalis Subsea Services is a world-leading provider of specialist subsea solutions for the offshore energy industry, seamlessly integrating services to deliver optimum results.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchSan Fernando, Trinidad and TobagoHQ recorded Sep 29, 2026501-1,000356 contacts →

Exact match

“Kenson is a Service Contractor to Oil and Gas Companies in the Energy Sector in Trinidad and Tobago.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchSplit, CroatiaHQ recorded Sep 29, 2026201-500354 contacts →

Exact match

“GOE is a company possessing key personnel from engineering, construction, project management, procurement, and operations backgrounds, brought together to provide the highest…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchMacaé, BrazilHQ recorded Sep 29, 20261,001-5,000309 contacts →

Exact match

“Oil States Brasil Macaé Facility is the 24/7 ONE STOP SHOP, with Engineering, Project Management, Machinery/Fabrication, Specialized Welding, Cladding, TSA, Testing, segregated…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchMolde, NorwayHQ recorded Sep 29, 2026201-500261 contacts →

Exact match

“Linjebygg provides LIFE CYCLE EXTENSION.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchNorwich, United KingdomHQ recorded Sep 29, 20261,001-5,000192 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchIndonesiaHQ recorded Sep 29, 2026201-500187 contacts →

Exact match

“PT.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchSydney, AustraliaHQ recorded Sep 29, 2026201-500182 contacts →

Exact match

“Liberty Industrial is an award-winning provider of specialist decommissioning, demolition, deconstruction and remediation services across the globe.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchHouston, TX, United StatesHQ recorded Sep 29, 202651-200181 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 · Sep 29, 2026 · View company records in RevenueBase
20Exact matchCiudad Del Carmen, MexicoHQ recorded Sep 29, 202651-200171 contacts →

Exact match

“HF OFFSHORE offers a wide range of maritime services in the field of marine, transportation, installation, decommissioning, salvage and deep-sea technologies with location in…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchSpicalaan 13 2132 Jg Hoofddorp the Netherlands, NetherlandsHQ recorded Sep 29, 202651-200168 contacts →

Exact match

“Petrodec is a responsible offshore contractor, ready to deliver safe, efficient and innovative decommissioning or re-use solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchNorwich, United KingdomHQ recorded Sep 29, 202651-200167 contacts →

Exact match

“Aquaterra Energy provides intelligently engineered products and services for well access and offshore developments - supporting efficient operations across the full life cycle of…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchPerth, United StatesHQ recorded Sep 29, 202651-200139 contacts →

Exact match

“ICON Engineering is an innovative, fast-response oilfield service company offering a range of services including facilities engineering services from concept through to…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchBrazilHQ recorded Sep 29, 202651-200136 contacts →

Exact match

“DOF Brasil is a company based out of Brazil.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchPortlethen, United KingdomHQ recorded Sep 29, 202651-200134 contacts →

Exact match

“Interocean provide a comprehensive range of services to the offshore oil and gas, marine, and renewable sectors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 426 platform decommissioning contractors worldwide

See the full list, filter by size, metro and specialty, and access 17,604 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Platform decommissioning contractors worldwide at a glance

As of Sep 29, 2026
25.6%Verified-email coverage
161.6Average contacts per company
11-50Median size (employees)
6.1%Largest-city concentration · Houston
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
129
11-50
122
51-200
102
201-500
36
501-1,000
12
1,001-5,000
16
5,001-10,000
3
10001+
5

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 platform decommissioning contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “platform decommissioning 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. 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 17,604 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 September 29, 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.

Platform decommissioning contractors by location

4 lists · largest first

Every Platform decommissioning contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “platform decommissioning contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many platform decommissioning contractors are there worldwide?

RevenueBase identified 426 company matches for platform decommissioning contractors worldwide as of September 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 platform decommissioning contractors?

The United Kingdom leads with 83 companies, followed by the United States (74) and the Netherlands (28). Every platform decommissioning contractors list by country and city is linked on this page.

Which city has the most platform decommissioning contractors?

Houston leads with 26 company records, followed by Aberdeen (23) and Perth (8).

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 17,604 professional contacts with verified work emails tracked across these 426 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 September 29, 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.