Company lists · Data refreshed November 2026

Top 25 Undersea power system contractors based in Norway

RevenueBase identified 63 company matches for undersea power system contractors associated with Norway as of November 2026 and tracks 2,574 professional contacts across them, including 1,025 with verified work emails. Oslo is the largest hub.

This list covers company matches for undersea power system contractors 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 November 6, 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 Nov 6, 2026 How this list was built
63Companies
2,574Contacts tracked
1,025Verified emails
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The 25 largest undersea power system contractors based in Norway

Ranked by team size
Top 25 of 63 company matches for undersea power system contractors based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchOslo, NorwayHQ recorded Nov 6, 20261,001-5,0001,607 contacts →

Exact match

“DeepOcean is a technology-driven, independent solution provider in the ocean space.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAksdal, NorwayHQ recorded Nov 6, 2026201-500195 contacts →

Exact match

“Imenco is a group of companies working mainly in five main business areas: Offshore oil & gas, offshore renewables, aquaculture, marine & naval and industrial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchStavanger, NorwayHQ recorded Nov 6, 202611-5060 contacts →

Exact match

“Unitech Power Systems is a leading consultancy and digital solutions provider within electrical power systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchRubbestadneset, NorwayHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Zinus AS is a leading supplier of cable management shore power systems and autonomous solutions for ports and vessels.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLierbyen, NorwayHQ recorded Nov 6, 202651-20052 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 6, 2026 · View company records in RevenueBase
6Exact matchBergen, NorwayHQ recorded Nov 6, 202651-20043 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHaugesund, NorwayHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“Diving & maintenance contractor operating worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLierskogen, NorwayHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Benestad is a leading manufacturer of electrical penetrator & connection systems for subsea oil & gas industry and defense industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBryne, NorwayHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchÅlesund, NorwayHQ recorded Nov 6, 202611-5023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBergen, NorwayHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“For over 35 years, oil companies have relied on UNITECH Energy Group to help them improve the safety, reliability and efficiency of their subsea systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSkarnes, NorwayHQ recorded Nov 6, 202651-20019 contacts →

Exact match

“We are a contractor that has largely specialized in deliveries of cable systems for Telecommunications companies and energy plants, district heating systems, water and sewerage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBryne, NorwayHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“FOX Subsea is an integrated service and expertise for SPS-contractors' total scope of work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSætre, NorwayHQ recorded Nov 6, 2026201-50017 contacts →

Exact match

“Submara is one of Norway’s leading providers of underwater services, delivering commercial diving, ROV, and survey solutions across the country.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchKolltveit, NorwayHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Valen Marina AS er en sjøentreprenør som har sitt virke innenfor dykke- og ROV tjenester.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchOslo, NorwayHQ recorded Nov 6, 2026201-50016 contacts →

Exact match

“The future of Oil and Gas recovery involves accessing increasingly complex reserves frequently located in deep and ultra-deep waters.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchTrondheim, NorwayHQ recorded Nov 6, 202651-20015 contacts →

Exact match

“Argon Elektro AS ble etablert i 1960 og har solid, bred og lang erfaring innenfor elektrobransjen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMåløy, NorwayHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Ulvesund Elektro AS er en elektroentreprenør med spesialisering innen maritim sektor og industri.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRørvik, NorwayHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Elcom er blant Trøndelags mest allsidige og kompetente elektrobedrifter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchTromsø, NorwayHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Ringjord Elektro AS leverer tjenester innen elektro, maritim installasjon og automasjon.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHaugesund, NorwayHQ recorded Nov 6, 202651-2006 contacts →

Exact match

“LEVEL GROUP represents products, companies and personnel with extensive experience in land-based and marine industries, as well as the offshore market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchStavanger, NorwayHQ recorded Nov 6, 202611-506 contacts →

Exact match

“The Motive AS team has over 20 years of experience working in the Oil & Energy sector in Norway.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchRubbestadneset, NorwayHQ recorded Nov 6, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchStavanger, NorwayHQ recorded Nov 6, 202611-504 contacts →

Exact match

“North Sea Cables Norge AS was established in Norway in 1989 as a subsidiary of the Scottish North Sea Cables ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchStokke, NorwayHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Almek Hydraulic Services (AHS) is a Norwegian engineering company specializing in cable handling solutions and associated equipment for the offshore, subsea, maritime, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 63 undersea power system contractors based in Norway

See the full list, filter by size, metro and specialty, and access 1,025 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Undersea power system contractors based in Norway at a glance

As of Nov 6, 2026
39.8%Verified-email coverage
40.9Average contacts per company
11-50Median size (employees)
11.1%Largest-city concentration · Oslo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
23
11-50
24
51-200
11
201-500
4
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 63 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 “undersea power system contractors” 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 1,025 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 6, 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 “undersea power system contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many undersea power system contractors are there based in Norway?

RevenueBase identified 63 company matches for undersea power system contractors associated with Norway 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?

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

Which city has the most undersea power system contractors?

Oslo leads with 7 company records, followed by Stavanger (4) and Alesund (2).

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 1,025 professional contacts with verified work emails tracked across these 63 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 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 63 undersea power system contractors based in Norway. Start with a free account, no credit card.

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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.