Company lists · Data refreshed November 2026

Top 25 Subsea buoyancy equipment or module suppliers worldwide

RevenueBase identified 197 company matches for subsea buoyancy equipment or module suppliers worldwide as of November 2026 and tracks 5,529 professional contacts across them, including 1,662 with verified work emails. The United Kingdom is the largest market and Houston the largest hub.

This list covers company matches for subsea buoyancy equipment or module 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 November 2, 2026. Country and city lists for subsea buoyancy equipment or module 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 Nov 2, 2026 How this list was built
197Companies
5,529Contacts tracked
1,662Verified emails
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The 25 largest subsea buoyancy equipment or module suppliers worldwide

Ranked by team size
Top 25 of 197 company matches for subsea buoyancy equipment or module suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 2, 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 matchAberdeen, United KingdomHQ recorded Nov 2, 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 · Nov 2, 2026 · View company records in RevenueBase
2Exact matchElefsina, GreeceHQ recorded Nov 2, 2026501-1,000523 contacts →

Exact match

“ASSO group is a technology driven company specialized to provide services and sub-sea equipment for underwater works in the marine and offshore field.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
3Exact matchBergen Op Zoom, NetherlandsHQ recorded Nov 2, 2026201-500362 contacts →

Exact match

“Beginning life in 1957 as the Vriens Diving Company, DCN has steadily grown in its niche market to become a significant global provider of engineered subsea solutions to the…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
4Exact matchEsbjerg V, FranceHQ recorded Nov 2, 2026201-500307 contacts →

Exact match

“The MacArtney Group supplies products and engineering solutions to the worldwide Underwater Technology Market.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
5Exact matchHouston, TX, United StatesHQ recorded Nov 2, 2026201-500271 contacts →

Exact match

“Trendsetter is a global provider of specialized subsea solutions to the oil and gas industry's toughest challenges.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
6Exact matchHouston, TX, United StatesHQ recorded Nov 2, 2026201-500193 contacts →

Exact match

“In 2026, SOFEC has merged within MODEC and has become the Mooring Solutions Business Unit.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
7Exact matchRousset, FranceHQ recorded Nov 2, 2026201-500168 contacts →

Exact match

“Founded in 2015, ALSEAMAR, a subsidiary of the ALCEN Group, develops, designs, operates and maintains high-performance underwater solutions that meet the requirements of…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-200158 contacts →

Exact match

“Deepsea Technologies, Inc.(DTI) Engineers and Manufactures a wide range of products and equipment used in subsea oil & gas field development projects.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-200157 contacts →

Exact match

“PRT Offshore, an Expro company, provides high-quality oilfield rental equipment and services for the global offshore industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
10Exact matchNotodden, NorwayHQ recorded Nov 2, 202651-200118 contacts →

Exact match

“Optime, A Halliburton Service is an innovative subsea oil and gas provider focusing on cost efficient solutions specifically towards products within the well access, well…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
11Exact matchSkelmersdale, United KingdomHQ recorded Nov 2, 2026201-500103 contacts →

Exact match

“Using advanced material technology, CRP Subsea provides high integrity solutions for the harshest and most demanding offshore environments.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
12Exact matchViña Del Mar, ChileHQ recorded Nov 2, 2026201-50097 contacts →

Exact match

“STS is the most experienced and largest Subsea Engineering and Services Company in Chile and one of the leaders in Latin-America.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
13Exact matchCachoeirinha, BrazilHQ recorded Nov 2, 202651-20085 contacts →

Exact match

“SIMEROS is a Brazilian engineering company specialized in developing high-performance solutions for the subsea oil and gas sector, with a focus on SURF (Subsea Umbilicals, Risers…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20074 contacts →

Exact match

“OES has established itself as a leader in the subsea hydraulic controls sector of the the Oil & Gas industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
15Exact matchOldmeldrum, United KingdomHQ recorded Nov 2, 202651-20065 contacts →

Exact match

“James Fisher Offshore (JFO) is an international supplier of marine back deck, specialist subsea equipment and engineering services supporting the global subsea contractors across…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
16Exact matchWoking, United KingdomHQ recorded Nov 2, 202611-5059 contacts →

Exact match

“We design and supply products for the offshore and subsea industries; specialising in subsea and riser applications enduring fatigue, high strength steel and moving parts.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202651-20058 contacts →

Exact match

“Koil Energy is a leading energy services company offering subsea equipment and support services to the world’s energy and offshore industries.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
18Exact matchLierbyen, NorwayHQ recorded Nov 2, 202651-20053 contacts →

Exact match

“SubseaDesign (SD) is an engineering, design and fabrication company providing equipment and services for the oil and gas industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
19Exact matchKaty, TX, United StatesHQ recorded Nov 2, 202651-20046 contacts →

Exact match

“Centurion Subsea Services can provide customers with a fully-integrated service, designed to support the needs of the major oil operators and service companies in complex subsea…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
20Exact matchLancaster, United KingdomHQ recorded Nov 2, 202651-20042 contacts →

Exact match

“With over 30 years' experience; First Subsea are a trusted provider of subsea products for the offshore wind, oil and gas industries.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Nov 2, 202611-5039 contacts →

Exact match

“ABCO designs and manufactures quality, cost effective, safe and efficient offshore energy solutions.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
22Exact matchSandnes, NorwayHQ recorded Nov 2, 202651-20038 contacts →

Exact match

“Established in 1997, Innova is a leading supplier of services, equipment and solutions to the international underwater industry.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 2, 202611-5032 contacts →

Exact match

“London Marine Consultants (LMC) specialises in the engineering design and provision of mooring and subsea systems for FPSOs, FSRUs, FLNGs and FSOs, Floating Wind, Tidal and Wave…”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
24Exact matchHamburg, GermanyHQ recorded Nov 2, 202611-5032 contacts →

Exact match

“Data systems that make sense of the oceans.”

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase
25Exact matchOuakam, SenegalHQ recorded Nov 2, 202611-5030 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 2, 2026 · View company records in RevenueBase

Showing 25 of 197 subsea buoyancy equipment or module suppliers worldwide

See the full list, filter by size, metro and specialty, and access 1,662 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea buoyancy equipment or module suppliers worldwide at a glance

As of Nov 2, 2026
30.1%Verified-email coverage
28.1Average contacts per company
11-50Median size (employees)
5.6%Largest-city concentration · Houston
Nov 2, 2026Page data refreshed

Companies by employee count

1-10
69
11-50
74
51-200
36
201-500
16
501-1,000
1
1,001-5,000
1

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 subsea buoyancy equipment or module suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “subsea buoyancy equipment or module 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 1,662 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 November 2, 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.

Subsea buoyancy equipment or module suppliers by location

3 lists · largest first

Every Subsea buoyancy equipment or module 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 “subsea buoyancy equipment or module suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea buoyancy equipment or module suppliers are there worldwide?

RevenueBase identified 197 company matches for subsea buoyancy equipment or module suppliers worldwide as of November 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?

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

Which country has the most subsea buoyancy equipment or module suppliers?

The United Kingdom leads with 48 companies, followed by Norway (26) and the United States (25). Every subsea buoyancy equipment or module suppliers list by country and city is linked on this page.

Which city has the most subsea buoyancy equipment or module suppliers?

Houston leads with 11 company records, followed by Aberdeen (10) and Singapore (9).

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 1,662 professional contacts with verified work emails tracked across these 197 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 November 2, 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.