Company lists · Data refreshed November 2026

Top 25 Subsea construction vessel operators based in Norway

RevenueBase identified 162 company matches for subsea construction vessel operators associated with Norway as of November 2026 and tracks 11,754 professional contacts across them, including 2,149 with verified work emails. Haugesund is the largest hub.

This list covers company matches for subsea construction vessel operators 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
162Companies
11,754Contacts tracked
2,149Verified emails
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The 25 largest subsea construction vessel operators based in Norway

Ranked by team size
Top 25 of 162 company matches for subsea construction vessel operators 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 matchSkudeneshavn, NorwayHQ recorded Nov 6, 20261,001-5,0001,722 contacts →

Exact match

“Solstad is a company with more than 60 years of experience within various shipping segments, and is currently one of the leading provider of specialized offshore tonnage to the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact matchN-4068 Stavanger, NorwayHQ recorded Nov 6, 2026n/a662 contacts →

Exact match

“Prosafe is a leading owner and operator of semi-submersible accommodation vessels.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchUlsteinvik, NorwayHQ recorded Nov 6, 2026501-1,000538 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchHaugesund, NorwayHQ recorded Nov 6, 2026501-1,000488 contacts →

Exact match

“Reach Subsea is an offshore contractor delivering subsea services and ocean data, survey, inspection, maintenance and repair, and construction support for offshore energy and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLangevag, NorwayHQ recorded Nov 6, 2026501-1,000333 contacts →

Exact match

“Offshore Shipping Company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFosnavåg, NorwayHQ recorded Nov 6, 2026201-500322 contacts →

Exact match

“About Rem Offshore Rem Offshore is a new company with old roots – tracing back to 1978 with fishery activities in Norway, Rem Offshore organisation today operates worldwide, with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHaugesund, NorwayHQ recorded Nov 6, 2026501-1,000317 contacts →

Exact match

“Østensjø Rederi is a family-owned company, established in 1974 by owner Johannes Østensjø.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBergen, NorwayHQ recorded Nov 6, 2026201-500255 contacts →

Exact match

“Omega Subsea delivers ROV, survey, engineering, and subsea project services to the global offshore industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBergen, NorwayHQ recorded Nov 6, 2026501-1,000217 contacts →

Exact match

“SeaBird Exploration is a wholly owned subsidiary of SED Energy Holdings Plc, which is listed on Euronext Oslo Børs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchFosnavåg Brygge 2.etg, NorwayHQ recorded Nov 6, 2026501-1,000216 contacts →

Exact match

“For thousands of years, people on Norway’s weather torn west coast have ridden the waves and conquered the sea.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchKristiansand, NorwayHQ recorded Nov 6, 2026n/a193 contacts →

Exact match

“Aurora Offshore is part of the Borealis Group.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLysaker, NorwayHQ recorded Nov 6, 2026201-500180 contacts →

Exact match

“Buksér og Berging AS is a leading supplier of marine services within port and terminals, ocean towage, offshore work and complex marine operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchTrondheim, NorwayHQ recorded Nov 6, 202651-200169 contacts →

Exact match

“BOA is a family business, which has been providing offshore services since the 70's.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAustevoll, NorwayHQ recorded Nov 6, 2026n/a164 contacts →

Exact match

“Vestland Offshore AS is a worldwide shipping company within the offshore oil & gas and renewable industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAalesund, NorwayHQ recorded Nov 6, 2026201-500134 contacts →

Exact match

“Havila Subsea & Renewables operates an advanced fleet of vessels dedicated to Diving, Offshore Inspection, Repair, and Maintenance (IRM), as well as Construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSandsli, NorwayHQ recorded Nov 6, 202651-200131 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 · Nov 6, 2026 · View company records in RevenueBase
19Exact matchÅlesund, NorwayHQ recorded Nov 6, 202611-50130 contacts →

Exact match

“Purpose-built vessels, designed specifically for advanced maritime operations in the development and service of the offshore wind market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSandvika, NorwayHQ recorded Nov 6, 202651-200116 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchÅlesund, NorwayHQ recorded Nov 6, 2026201-500108 contacts →

Exact match

“Golden Energy Offshore is a fully integrated offshore ship Owners and management which offers turn-key management solutions for newbuilding, conversion and operation of offshore…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchKristiansund, NorwayHQ recorded Nov 6, 2026201-500106 contacts →

Exact match

“Abyss utfører alle tjenester på sjøen - over og under vann.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchGrimstad, NorwayHQ recorded Nov 6, 2026201-50099 contacts →

Exact match

“Nymo is a full-service engineering, procurement and construction company within the oil & gas and process industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSandnes, NorwayHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“Macro Offshore, is a fully integrated owner and operator of accommodation vessels with a fleet of two harsh-environment deep-water accommodation jack-up rigs, Haven and Crossway…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchOslo, NorwayHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“Havfram is a pure play offshore wind company, providing transport and installation services to the offshore wind sector as an owner and operator of Wind Turbine Installation…”

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

Showing 25 of 162 subsea construction vessel operators based in Norway

See the full list, filter by size, metro and specialty, and access 2,149 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Subsea construction vessel operators based in Norway at a glance

As of Nov 6, 2026
18.3%Verified-email coverage
72.6Average contacts per company
11-50Median size (employees)
8.0%Largest-city concentration · Haugesund
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
52
11-50
53
51-200
30
201-500
13
501-1,000
6
1,001-5,000
6
10001+
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 162 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 construction vessel operators” 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 2,149 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 “subsea construction vessel operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many subsea construction vessel operators are there based in Norway?

RevenueBase identified 162 company matches for subsea construction vessel operators 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?

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

Which city has the most subsea construction vessel operators?

Haugesund leads with 13 company records, followed by Oslo (12) and Stavanger (10).

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 2,149 professional contacts with verified work emails tracked across these 162 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.

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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.