Company lists · Data refreshed September 2026
Top 25 Subsea asset management consultants worldwide
RevenueBase identified 4,043 subsea asset management consultants worldwide as of September 2026 and tracks 133,665 professional contacts across them, including 25,611 with verified work emails. The United Kingdom is the largest market and Houston the largest hub.
This list covers subsea asset management consultants worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026. Country and city lists for subsea asset management consultants follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest subsea asset management consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 11,255 contacts → | ||||
Indirect evidence “Technip is a former company that was separated into two independent companies: TechnipFMC and Technip Energies, which now operate with no capital ties.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 6,543 contacts → | ||||
Strong evidence “SLB OneSubsea is the world’s leading subsea technology and solutions provider, focused on accelerating innovation to improve subsea asset performance, while increasing energy…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 6,466 contacts → | ||||
Indirect evidence “Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 5,956 contacts → | ||||
Indirect evidence “OSM Thome is the result of a joint merger of two industry giants OSM Maritime and Thome Group in 2023.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 2,427 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 2,224 contacts → | ||||
Indirect evidence “Rov company.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,847 contacts → | ||||
Indirect evidence “O Grupo CBO é uma das maiores empresas de apoio marítimo do Brasil.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,706 contacts → | ||||
Indirect evidence “Helix Energy Solutions, headquartered in Houston, Texas, is an international offshore energy services company that provides specialty services to the offshore energy industry…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 1,501 contacts → | ||||
Indirect evidence “TP-OTC is established to provide all engineering and technology services for offshore operations in oil and gas industry.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 1,404 contacts → | ||||
Indirect evidence “MASA es una empresa colombiana líder en la prestación de servicios integrales de gestión de activos para el sector petrolero, de minería y energía, constituida hace más de 30 años…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 1,375 contacts → | ||||
Indirect evidence “DeepOcean is a technology-driven, independent solution provider in the ocean space.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 1,313 contacts → | ||||
Indirect evidence “First established in Shanghai in 1903, Wallem Group has a 120-year maritime heritage with a presence in 19 countries globally.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 1,279 contacts → | ||||
Indirect evidence “(Underwater Engineering) S.A.L was established in 1976.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1,216 contacts → | ||||
Indirect evidence “Aries is the largest Engineering, Inspection & Maintenance firm in the Middle East.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1,008 contacts → | ||||
Indirect evidence “For more than 85 years, Tuboscope™ has provided the industry with tubular expertise and an integrated suite of value-added solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 916 contacts → | ||||
Indirect evidence “Provides first-class marine offshore Services to the Oil & Gas sector in the Arabian Gulf region and beyond.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 804 contacts → | ||||
Partial evidence “The Energy and Marine Consultants - an Aqualis company.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 789 contacts → | ||||
Partial evidence “Energo Engineering is a KBR Company that provides the full package of structural integrity management (SIM) and advanced structural engineering services for offshore floating and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 783 contacts → | ||||
Strong evidence “NDT Global is the leading provider of inline diagnostic solutions, advanced data insights, subsea inspection, and integrity management services that safeguard energy-sector…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 768 contacts → | ||||
Strong evidence “AGR – an Aqualis company – is a multidisciplinary consultancy, specialising in drilling & wells, subsurface, marine and subsea solutions, resourcing, technical safety and software…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 744 contacts → | ||||
Indirect evidence “Wellbore Integrity Solutions provides superior technologies and global service domain expertise, enabling our customers to enhance the full lifecycle of their wells by solving…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 720 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 648 contacts → | ||||
Partial evidence “KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 645 contacts → | ||||
Strong evidence “Axess Group, established in 1998, is a global provider of digitally-enabled asset integrity management and engineering solutions for the oil and gas, wind energy, infrastructure…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 624 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: subsea asset management consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names subsea asset management consultants.
- Partial evidence
- Its own public description names part of subsea asset management consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name subsea asset management consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 4,043 subsea asset management consultants worldwide
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Subsea asset management consultants worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among subsea asset management consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for subsea asset management consultants are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “subsea asset management consultants”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names subsea asset management consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among subsea asset management consultants, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 25,611 across the full list. 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.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Subsea asset management consultants by location
31 lists · largest firstEvery Subsea asset management consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Subsea asset management consultants based in the United Kingdom601
- Subsea asset management consultants based in the United States427
- Subsea asset management consultants based in Norway172
- Subsea asset management consultants based in the United Arab Emirates163
- Subsea asset management consultants based in Australia162
- Subsea asset management consultants based in Brazil158
- Subsea asset management consultants based in Nigeria153
- Subsea asset management consultants based in Singapore135
- Subsea asset management consultants based in India133
- Subsea asset management consultants based in the Netherlands132
- Subsea asset management consultants based in Canada103
- Subsea asset management consultants based in Malaysia101
- Subsea asset management consultants based in Indonesia64
- Subsea asset management consultants based in Türkiye57
- Subsea asset management consultants based in France53
- Subsea asset management consultants based in Italy52
- Subsea asset management consultants based in Germany49
- Subsea asset management consultants based in Greece49
- Subsea asset management consultants based in Spain41
- Subsea asset management consultants based in Egypt38
- Subsea asset management consultants based in Denmark33
- Subsea asset management consultants based in South Africa31
Cities
- Subsea asset management consultants based in Houston, United States157
- Subsea asset management consultants based in Singapore, Singapore124
- Subsea asset management consultants based in Aberdeen, United Kingdom113
- Subsea asset management consultants based in London, United Kingdom91
- Subsea asset management consultants based in Dubai, United Arab Emirates60
- Subsea asset management consultants based in Rio De Janeiro, Brazil52
- Subsea asset management consultants based in Perth, Australia41
- Subsea asset management consultants based in Calgary, Canada32
- Subsea asset management consultants based in Kuala Lumpur, Malaysia32
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names subsea asset management consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many subsea asset management consultants are there worldwide?
RevenueBase identified 4,043 subsea asset management consultants worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Technip Former Company, headquartered in Worldwide, tops this list with the largest team on record.
Which country has the most subsea asset management consultants?
The United Kingdom leads with 601 companies, followed by the United States (427) and Norway (172). Every subsea asset management consultants list by country and city is linked on this page.
Which city has the most subsea asset management consultants?
Houston leads with 158 headquartered companies, followed by Singapore (125) and Aberdeen (113).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 25,611 verified decision-maker contacts tracked across these 4,043 companies.
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 Smart Search, 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.