Company lists · Data refreshed October 2026

Top 25 Offshore maintenance robotics firms worldwide

RevenueBase identified 1,937 company matches for offshore maintenance robotics firms worldwide as of October 2026 and tracks 73,829 professional contacts across them, including 15,942 with verified work emails. The United States is the largest market and Singapore the largest hub.

This list covers company matches for offshore maintenance robotics firms 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 19, 2026. Country and city lists for offshore maintenance robotics firms 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 19, 2026 How this list was built
1,937Companies
73,829Contacts tracked
15,942Verified emails
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The 25 largest offshore maintenance robotics firms worldwide

Ranked by team size
Top 25 of 1,937 company matches for offshore maintenance robotics firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 matchHouston, TX, United StatesHQ recorded Oct 19, 202610001+12,485 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 · Oct 19, 2026 · View company records in RevenueBase
2Exact matchChuo-ku, JapanHQ recorded Oct 19, 20265,001-10,0005,354 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 · Oct 19, 2026 · View company records in RevenueBase
3Exact matchChâtel-saint-denis, United StatesHQ recorded Oct 19, 20261,001-5,0002,765 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchRio De Janeiro, BrazilHQ recorded Oct 19, 20261,001-5,0002,328 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 · Oct 19, 2026 · View company records in RevenueBase
5Exact matchBrazilHQ recorded Oct 19, 2026n/a2,271 contacts →

Exact match

“Rov company.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchNiterói, BrazilHQ recorded Oct 19, 20261,001-5,0001,972 contacts →

Exact match

“O Grupo CBO é uma das maiores empresas de apoio marítimo do Brasil.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Oct 19, 20261,001-5,0001,771 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 · Oct 19, 2026 · View company records in RevenueBase
8Exact matchOslo, NorwayHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
9Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Oct 19, 2026201-5001,314 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchRio De Janeiro, BrazilHQ recorded Oct 19, 2026201-5001,277 contacts →

Exact match

“With more than 50 years of legacy, Maersk Supply Service celebrates a new important milestone: from November 1st, our headquarters are officially located in Brazil.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchRavenna, ItalyHQ recorded Oct 19, 2026201-500898 contacts →

Exact match

“MICOPERI has been active in the marine sector since 1946 when the company was incorporated as a salvage company to free the shipping routes from vessels sunk during the Second…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Oct 19, 2026501-1,000753 contacts →

Exact match

“Ocean Infinity is a technology-driven company transforming how ocean operations are carried out.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchYantai, ChinaHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
14Exact matchMacaé, BrazilHQ recorded Oct 19, 2026501-1,000662 contacts →

Exact match

“A SISTAC é líder no segmento de inspeção, manutenção e reparo offshore na indústria de óleo e gás no Brasil, através de acesso com embarcações de apoio marítimo, mergulhadores…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchSharjah, United Arab EmiratesHQ recorded Oct 19, 2026501-1,000623 contacts →

Exact match

“Unique Group is a leading specialist and integrated engineering solutions provider across the global subsea, renewables, oil and gas, and defence industries.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchKristiansand, NorwayHQ recorded Oct 19, 20261,001-5,000570 contacts →

Exact match

“October 2021.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchAberdeen, United KingdomHQ recorded Oct 19, 2026201-500558 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 · Oct 19, 2026 · View company records in RevenueBase
18Exact matchUlsteinvik, NorwayHQ recorded Oct 19, 2026501-1,000532 contacts →

Exact match

“Island Offshore - The Island Offshore Group is a leading provider of services to the offshore industry ranging from Platform Supply, Walk-to-work and Anchor Handling to Advanced…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchHaugesund, NorwayHQ recorded Oct 19, 2026201-500481 contacts →

Exact match

“Reach Subsea ASA (“Reach Subsea”, “Reach” or “the Group”) is a prominent offshore contractor that offer high quality solutions and technology to clients in need of ocean data and…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchSvendborg, DenmarkHQ recorded Oct 19, 2026201-500480 contacts →

Exact match

“We are an international company in the development, production and servicing of hydraulic and mechanical system solutions for the offshore, marine and industrial sectors.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchDordrecht, NetherlandsHQ recorded Oct 19, 2026201-500432 contacts →

Exact match

“N-Sea is an end-to-end subsea services provider.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchLagos, NigeriaHQ recorded Oct 19, 2026201-500431 contacts →

Exact match

“HydroDive provides a broad range of Marine Vessels, Air, Mixed Gas and Saturation Diving, ROV, AUV and Survey Services primarily to the offshore & inshore Petroleum Industry of…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchDammam, Saudi ArabiaHQ recorded Oct 19, 2026501-1,000416 contacts →

Exact match

“This page is dedicated to Mermaid Subsea Saudi Arabia.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchCairo, EgyptHQ recorded Oct 19, 2026501-1,000383 contacts →

Exact match

“MCS offers turnkey services in offshore inspection and asset integrity with its own designed and developed software products which digitally transform and improve inspection and…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchRiga, LatviaHQ recorded Oct 19, 2026201-500377 contacts →

Exact match

“Aerones is an innovative company that has developed robotic technology for wind turbine blade maintenance services, such as: • Conductivity measurements and trouble-shooting; •…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 1,937 offshore maintenance robotics firms worldwide

See the full list, filter by size, metro and specialty, and access 15,942 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Offshore maintenance robotics firms worldwide at a glance

As of Oct 19, 2026
21.6%Verified-email coverage
38.1Average contacts per company
11-50Median size (employees)
3.4%Largest-city concentration · Singapore
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
802
11-50
712
51-200
268
201-500
96
501-1,000
29
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 offshore maintenance robotics firms are linked below.
What qualifies
Company records worldwide whose business descriptions match “offshore maintenance robotics firms” 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 15,942 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 19, 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 maintenance robotics firms by location

18 lists · largest first

Every Offshore maintenance robotics firms 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 maintenance robotics firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many offshore maintenance robotics firms are there worldwide?

RevenueBase identified 1,937 company matches for offshore maintenance robotics firms 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?

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

Which country has the most offshore maintenance robotics firms?

The United States leads with 193 companies, followed by the United Kingdom (155) and Brazil (116). Every offshore maintenance robotics firms list by country and city is linked on this page.

Which city has the most offshore maintenance robotics firms?

Singapore leads with 65 company records, followed by Rio De Janeiro (31) and Houston (28).

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 15,942 professional contacts with verified work emails tracked across these 1,937 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 19, 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.