Company lists · Data refreshed September 2026

Top 25 Subsea drilling equipment based in Norway

RevenueBase identified 75 company matches for subsea drilling equipment associated with Norway as of September 2026 and tracks 3,110 professional contacts across them, including 1,003 with verified work emails. Stavanger is the largest hub.

This list covers company matches for subsea drilling equipment associated with Norway, 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 22, 2026.

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 22, 2026 How this list was built
75Companies
3,110Contacts tracked
1,003Verified emails
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The 25 largest subsea drilling equipment based in Norway

Ranked by team size
Top 25 of 75 company matches for subsea drilling equipment based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchSandnes, NorwayHQ recorded Sep 22, 2026501-1,000629 contacts →

Exact match

“Always do better" is our guiding principle leading us through the energy transition and towards our vision of becoming the preferred supplier of drilling services.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchKristiansand, NorwayHQ recorded Sep 22, 20261,001-5,000560 contacts →

Exact match

“October 2021.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchOslo, NorwayHQ recorded Sep 22, 2026201-500233 contacts →

Exact match

“AKOFS Offshore is a global provider of vessel based subsea well construction and intervention services to the oil and gas industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchStraume, NorwayHQ recorded Sep 22, 202651-200194 contacts →

Exact match

“Innovative, enabling technology is at the very heart of Enhanced Drilling.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchMongstad, NorwayHQ recorded Sep 22, 2026201-500133 contacts →

Exact match

“PSW Technology offers a wide range of services and solutions to the global drilling industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchSandsli, NorwayHQ recorded Sep 22, 202651-200114 contacts →

Exact match

“Island Drilling was established in 2006 by industry veterans and Island Offshore, the leading global player in well intervention, to build and own special purpose semi-submersible…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchIndre Arna, NorwayHQ recorded Sep 22, 202651-200103 contacts →

Exact match

“TCO is a Norwegian founded global oilfield service company, which specialises in the design, manufacture and installation of glass barrier plugs, chemical injection systems and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchNotodden, NorwayHQ recorded Sep 22, 202651-20098 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 · Sep 22, 2026 · View company records in RevenueBase
9Exact matchSkien, NorwayHQ recorded Sep 22, 202651-20053 contacts →

Exact match

“A Trusted Partner in Subsea Technology.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchLierbyen, NorwayHQ recorded Sep 22, 202651-20047 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 · Sep 22, 2026 · View company records in RevenueBase
11Exact matchStavanger, NorwayHQ recorded Sep 22, 202651-20046 contacts →

Exact match

“WellConnection Group is the leading company within inspection, maintenance and repair services (IMR) for drilling and subsea equipment on the Norwegian Continental Shelf.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchÅkrehamn, NorwayHQ recorded Sep 22, 202611-5044 contacts →

Exact match

“RTS is a supplier of engineering solutions, equipment rental, product sales and personnel supply.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchBergen, NorwayHQ recorded Sep 22, 202651-20040 contacts →

Exact match

“Swire Seabed provides a highly flexible range of integrated subsea services to the global Oil & Gas and renewables industries.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchAksdal, NorwayHQ recorded Sep 22, 202651-20037 contacts →

Exact match

“KYSTDESIGN delivers a wide range of products for the subsea oil- and gas industry, renewables, research and fish farming.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchStavanger, NorwayHQ recorded Sep 22, 202611-5036 contacts →

Exact match

“Formed in 2005, Tomax is focused on developing technology for improving drilling efficiency with modern drilling systems.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchStavanger, NorwayHQ recorded Sep 22, 202651-20031 contacts →

Exact match

“Dwellop Group is an independent Norwegian company delivering topside handling equipment for Well Intervention, WorkOver and P&A operations.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchBryne, NorwayHQ recorded Sep 22, 202611-5028 contacts →

Exact match

“Envirex’ engineering expertise delivers a wide range of products, systems and services for the subsea oil and gas industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchBryne, NorwayHQ recorded Sep 22, 202611-5024 contacts →

Exact match

“Aarbakke Innovation create products that address our clients’ technical and operational challenges.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchTananger, NorwayHQ recorded Sep 22, 202651-20023 contacts →

Exact match

“WellPartner AS is a service company that delivers technical expertise and high quality equipment and services within subsea drilling, completion and intervention operations.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchVestby, NorwayHQ recorded Sep 22, 202611-5022 contacts →

Exact match

“The company is located at Vestby, about 40 kilometer outside Oslo City.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchÅlesund, NorwayHQ recorded Sep 22, 202611-5021 contacts →

Exact match

“Kvenna is located in the beautiful city of Aalesund, Norway.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchKristiansund, NorwayHQ recorded Sep 22, 202611-5021 contacts →

Exact match

“Deep C provides Seabed Intervention Services that simply fit together.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchBergen, NorwayHQ recorded Sep 22, 202611-5020 contacts →

Exact match

“Since 1976, we have delivered subsea services and competence to the oil and gas industry.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact match4312, NorwayHQ recorded Sep 22, 202651-20018 contacts →

Exact match

“NPT AS er et selskap som tilbyr spesialtjenester og utleie av utstyr til offshore, marine og Subsea industrien.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchSola, NorwayHQ recorded Sep 22, 202651-20017 contacts →

Exact match

“CRE8 is an innovative and quality-oriented engineering and manufacturing company supplying Chemical Injection Systems and Electro/Hydraulic Control Systems.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 75 subsea drilling equipment based in Norway

See the full list, filter by size, metro and specialty, and access 1,003 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea drilling equipment based in Norway at a glance

As of Sep 22, 2026
32.3%Verified-email coverage
41.5Average contacts per company
11-50Median size (employees)
17.3%Largest-city concentration · Stavanger
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
29
51-200
15
201-500
4
501-1,000
1
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Norway, so it is reported there. Company counts and contact totals on this page are exact for Norway, over 75 companies.

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.
What qualifies
Company records associated with Norway whose business descriptions match “subsea drilling equipment” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 1,003 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 22, 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.

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 drilling equipment”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea drilling equipment are there based in Norway?

RevenueBase identified 75 company matches for subsea drilling equipment associated with Norway 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?

Cosl Drilling Europe AS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most subsea drilling equipment?

Stavanger leads with 13 company records, followed by Kristiansand (7) and Sandnes (6).

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 1,003 professional contacts with verified work emails tracked across these 75 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 22, 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.