Company lists · Data refreshed September 2026

Top 25 Offshore infrastructure inspection companies worldwide

Name: Offshore infrastructure inspection companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 9,309 companies tracked

RevenueBase identified 9,309 company matches for offshore infrastructure inspection companies worldwide as of September 2026 and tracks 436,858 professional contacts across them, including 85,662 with verified work emails. The United States is the largest market and Singapore the largest hub.

This list covers company matches for offshore infrastructure inspection companies 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 20, 2026. Country and city lists for offshore infrastructure inspection companies 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 20, 2026 How this list was built

9,309Companies

436,858Contacts tracked

85,662Verified emails

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The 25 largest offshore infrastructure inspection companies worldwide

Ranked by team size

Top 25 of 9,309 company matches for offshore infrastructure inspection companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Saipem	Exact match	Milan, ItalyHQ recorded Sep 20, 2026	10001+	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 20, 2026 · View company records in RevenueBase
2	Oceaneering	Exact match	Houston, TX, United StatesHQ recorded Sep 20, 2026	10001+	12,031 contacts →
	Exact match “Oceaneering is a global technology company delivering engineered services and products and robotic solutions to the offshore energy, defense, aerospace, and manufacturing…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3	Transocean	Exact match	Zug, SwitzerlandHQ recorded Sep 20, 2026	1,001-5,000	10,068 contacts →
	Exact match “Transocean is a leading international provider of offshore contract drilling services for oil and gas wells.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	SBM Offshore	Exact match	Amsterdam, NetherlandsHQ recorded Sep 20, 2026	5,001-10,000	8,478 contacts →
	Exact match “SBM Offshore is the world’s deepwater ocean-infrastructure expert.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5	Applus	Exact match	Madrid, SpainHQ recorded Sep 20, 2026	10001+	6,478 contacts →
	Exact match “Applus+ is a worldwide leader in the testing, inspection, and certification sector.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	Noble Corporation	Exact match	Houston, TX, United StatesHQ recorded Sep 20, 2026	5,001-10,000	5,601 contacts →
	Exact match “Noble is a leading offshore drilling contractor for the oil and gas industry.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	MODEC	Exact match	Chuo-ku, JapanHQ recorded Sep 20, 2026	5,001-10,000	5,077 contacts →
	Exact match “MODEC has been a leading provider of solutions for the floating offshore oil and gas market for over 50 years.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	Deme Group	Exact match	Beveren-kruibeke-zwijndrecht, BelgiumHQ recorded Sep 20, 2026	5,001-10,000	4,395 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 20, 2026 · View company records in RevenueBase
9	VAN Oord	Exact match	3063 Nh, NetherlandsHQ recorded Sep 20, 2026	5,001-10,000	4,364 contacts →
	Exact match “Van Oord is a leading international marine contractor focusing on dredging, infrastructure and offshore energy projects.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10	Cotemar	Exact match	Ciudad Del Carmen, MexicoHQ recorded Sep 20, 2026	5,001-10,000	4,138 contacts →
	Exact match “We are Mexican company specialized in services for the oil industry since 1979.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	Acuren	Exact match	Tomball, TX, United StatesHQ recorded Sep 20, 2026	5,001-10,000	3,734 contacts →
	Exact match “Acuren (NYSE: TIC) is a leading provider of critical asset integrity services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	Tidewater	Exact match	Houston, TX, United StatesHQ recorded Sep 20, 2026	5,001-10,000	3,290 contacts →
	Exact match “Tidewater Inc.(Tidewater) is the owner and operator of the world’s largest Offshore Support Vessel (OSV) fleet.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Valaris Limited	Exact match	Houston, TX, United StatesHQ recorded Sep 20, 2026	5,001-10,000	3,173 contacts →
	Exact match “We Are Valaris With decades of expertise and strategic commitment built on efficiency, capability and ingenuity, our sights are continually set toward a future built with purpose…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14	DOF	Exact match	Bergen, NorwayHQ recorded Sep 20, 2026	5,001-10,000	2,942 contacts →
	Exact match “With a multi-national workforce of over 5,700 personnel, DOF is an international group of companies which owns and operates a fleet of modern offshore/subsea vessels, with an…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	Mistras Group	Exact match	Princeton Junction, NJ, United StatesHQ recorded Sep 20, 2026	5,001-10,000	2,887 contacts →
	Exact match “MISTRAS Group, Inc.(NYSE: MG) is a global leader in technology-enabled industrial asset integrity solutions, serving critical industries including oil & gas, aerospace & defense…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	Gran Services S.A	Exact match	Macaé, BrazilHQ recorded Sep 20, 2026	1,001-5,000	2,752 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	ROSEN	Exact match	Stans, United StatesHQ recorded Sep 20, 2026	1,001-5,000	2,739 contacts →
	Exact match “WE ARE EMPOWERED BY TECHNOLOGY For us, technology is the driving force of progress to ensure a more sustainable future for our customers, their assets and society.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18	Heerema Marine Contractors	Exact match	Leiden, NetherlandsHQ recorded Sep 20, 2026	1,001-5,000	2,643 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 20, 2026 · View company records in RevenueBase
19	Allseas	Exact match	Châtel-saint-denis, SwitzerlandHQ recorded Sep 20, 2026	1,001-5,000	2,554 contacts →
	Exact match “Allseas is a world-leading contractor in the offshore energy market.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20	Estrutural	Exact match	Porto Alegre, BrazilHQ recorded Sep 20, 2026	1,001-5,000	2,461 contacts →
	Exact match “Quem somos: Somos uma empresa nacional, com mais de 30 anos no segmento da construção, montagem e manutenção industrial.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	OCYAN	Exact match	Rio De Janeiro, BrazilHQ recorded Sep 20, 2026	1,001-5,000	2,427 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 20, 2026 · View company records in RevenueBase
22	Brasfels	Exact match	Angra Dos Reis, BrazilHQ recorded Sep 20, 2026	5,001-10,000	2,370 contacts →
	Exact match “Empresa multinacional na área de construção e reparos de navios e plataformas.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23	Zamil Offshore Services Company	Exact match	Al-khobar, Saudi ArabiaHQ recorded Sep 20, 2026	1,001-5,000	2,312 contacts →
	Exact match “Zamil Offshore Services Company has been offering diversified offshore and marine support services to the oil and gas industry since 1977.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24	PT Surveyor Indonesia	Exact match	Jakarta Selatan, IndonesiaHQ recorded Sep 20, 2026	5,001-10,000	2,309 contacts →
	Exact match “Surveyor Indonesia didirikan pada tanggal 1 Agustus 1991.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25	Free Lancer	Exact match	BrazilHQ recorded Sep 20, 2026	n/a	2,224 contacts →
	Exact match “Rov company.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “offshore infrastructure inspection companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 9,309 offshore infrastructure inspection companies worldwide

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Offshore infrastructure inspection companies worldwide at a glance

As of Sep 20, 2026

19.6%Verified-email coverage

46.9Average contacts per company

11-50Median size (employees)

2.8%Largest-city concentration · Singapore

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

3,422

11-50

3,227

51-200

1,540

201-500

593

501-1,000

239

1,001-5,000

182

5,001-10,000

10001+

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 infrastructure inspection companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “offshore infrastructure inspection companies” 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 85,662 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 20, 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 infrastructure inspection companies by location

42 lists · largest first

Every Offshore infrastructure inspection companies 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 “offshore infrastructure inspection companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore infrastructure inspection companies are there worldwide?

RevenueBase identified 9,309 company matches for offshore infrastructure inspection companies 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 offshore infrastructure inspection companies?

The United States leads with 920 companies, followed by the United Kingdom (869) and Brazil (570). Every offshore infrastructure inspection companies list by country and city is linked on this page.

Which city has the most offshore infrastructure inspection companies?

Singapore leads with 261 company records, followed by Houston (205) and Dubai (148).

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 85,662 professional contacts with verified work emails tracked across these 9,309 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 20, 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.