Company lists · Data refreshed September 2026

Top 25 Marine surveying companies based in Norway

RevenueBase identified 77 company matches for marine surveying companies associated with Norway as of September 2026 and tracks 6,136 professional contacts across them, including 2,589 with verified work emails. Oslo is the largest hub.

This list covers company matches for marine surveying companies 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 15, 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 15, 2026 How this list was built
77Companies
6,136Contacts tracked
2,589Verified emails
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The 25 largest marine surveying companies based in Norway

Ranked by team size
Top 25 of 77 company matches for marine surveying companies based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 15, 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 matchBergen, NorwayHQ recorded Sep 15, 20265,001-10,0002,942 contacts →

Exact match

“With a multi-national workforce of over 5,700 personnel, DOF is an international group of companies which owns and operates a fleet of modern offshore/subsea vessels, with an…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
2Exact matchLaksevåg, NorwayHQ recorded Sep 15, 20261,001-5,0001,031 contacts →

Exact match

“Shearwater is a global marine geoscience and technology business.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
3Exact matchStavanger, NorwayHQ recorded Sep 15, 2026201-500472 contacts →

Exact match

“Global Maritime delivers integrated marine solutions for a changing offshore world.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
4Exact matchHaugesund, NorwayHQ recorded Sep 15, 2026201-500454 contacts →

Exact match

“Reach Subsea ASA (“Reach Subsea”, “Reach” or “the Group”) is a prominent offshore contractor that offer high quality solutions and technology to clients in need of ocean data and…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
5Exact matchLangevag, NorwayHQ recorded Sep 15, 2026501-1,000308 contacts →

Exact match

“Offshore Shipping Company.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
6Exact matchBergen, NorwayHQ recorded Sep 15, 2026501-1,000194 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 · Sep 15, 2026 · View company records in RevenueBase
7Exact matchAalesund, NorwayHQ recorded Sep 15, 2026201-500120 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 · Sep 15, 2026 · View company records in RevenueBase
8Exact matchKristiansund, NorwayHQ recorded Sep 15, 2026201-50084 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
9Exact matchOslo, NorwayHQ recorded Sep 15, 202611-5079 contacts →

Exact match

“EMGS Global AS (EMGS) is a leading provider of marine electromagnetic (EM) data and technology for offshore subsurface exploration and development.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
10Exact matchFarsund, NorwayHQ recorded Sep 15, 202651-20049 contacts →

Exact match

“FarMar is a maritime transport and logistics company based in Farsund.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
11Exact matchBergen, NorwayHQ recorded Sep 15, 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 15, 2026 · View company records in RevenueBase
12Exact matchSandnes, NorwayHQ recorded Sep 15, 202611-5028 contacts →

Exact match

“Remotion delivers unique hull repair, maintenance and inspection services based on our technology of magnetic robots (M-ROV).”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
13Exact matchBergen, NorwayHQ recorded Sep 15, 202611-5022 contacts →

Exact match

“Vi utfører oppdrag innen mudring, sprenging, riving, konstruksjon, inspeksjon og mye mer under vann.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
14Exact matchUlsteinvik, NorwayHQ recorded Sep 15, 202611-5020 contacts →

Exact match

“About Sebastian AS Founded in 1994, Sebastian AS is an independent consultancy specializing in the maritime and offshore sectors.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
15Exact matchOslo, NorwayHQ recorded Sep 15, 202611-5020 contacts →

Exact match

“Nordic Marine Solutions is a leading provider of marine surveying and consultancy services, committed to enhancing safety and reliability in the maritime industry.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
16Exact matchKolltveit, NorwayHQ recorded Sep 15, 202611-5018 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
17Exact matchÅlesund, NorwayHQ recorded Sep 15, 202611-5016 contacts →

Exact match

“Boatlabs is an independent consultancy company with high competence.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
18Exact matchStavanger, NorwayHQ recorded Sep 15, 202611-5014 contacts →

Exact match

“Norkyst AS is a specialist in nearshore seabed mapping, hydrographic surveying and environmental assessments.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
19Exact matchLysaker, NorwayHQ recorded Sep 15, 202611-5012 contacts →

Exact match

“Pioneering Magnetic Solutions for the Marine Industry.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
20Exact matchOslo, NorwayHQ recorded Sep 15, 202611-507 contacts →

Exact match

“ERGY provides consultants to the offshore and subsea industry.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
21Exact matchFlorvåg, NorwayHQ recorded Sep 15, 20261-107 contacts →

Exact match

“Inspection, survey and service provider, for the inshore and offshore sector.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
22Exact matchVåle, NorwayHQ recorded Sep 15, 202611-506 contacts →

Exact match

“Vi stiller sterkt med 8 borerigger, spesialutstyr for undersøkelser til sjøs og vårt eget geotekniske laboratorium.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
23Exact matchRandaberg, NorwayHQ recorded Sep 15, 202611-506 contacts →

Exact match

“Ship & Rig Service AS was founded in 2016 by a group of dedicated professionals with over 30 years of experience within Maritime and Offshore Industry.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
24Exact matchSkudeneshavn, NorwayHQ recorded Sep 15, 20261-106 contacts →

Exact match

“Karmøy Skipsconsult as was established in 1977 and has grown into a versatile technical consultancy serving the shipping, offshore, industrial, and aquaculture sectors.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
25Exact matchMåløy, NorwayHQ recorded Sep 15, 20261-105 contacts →

Exact match

“Stadt Towing Tank AS was established in 2007 to deliver experimental hydrodynamical tests to the national and international marine industry.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase

Showing 25 of 77 marine surveying companies based in Norway

See the full list, filter by size, metro and specialty, and access 2,589 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Marine surveying companies based in Norway at a glance

As of Sep 15, 2026
42.2%Verified-email coverage
79.7Average contacts per company
1-10Median size (employees)
13.0%Largest-city concentration · Oslo
Sep 15, 2026Page data refreshed

Companies by employee count

1-10
43
11-50
23
51-200
3
201-500
4
501-1,000
2
1,001-5,000
1
5,001-10,000
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 77 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 “marine surveying companies” 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 2,589 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 15, 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 “marine surveying companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marine surveying companies are there based in Norway?

RevenueBase identified 77 company matches for marine surveying companies 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?

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

Which city has the most marine surveying companies?

Oslo leads with 10 company records, followed by Stavanger (4) and Alesund (3).

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 2,589 professional contacts with verified work emails tracked across these 77 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 15, 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.