Company lists · Data refreshed November 2026

Top 18 Deep sea mining service providers based in Norway

RevenueBase identified 35 company matches for deep sea mining service providers associated with Norway as of November 2026 and tracks 2,587 professional contacts across them, including 854 with verified work emails. Haugesund is the largest hub.

This list covers company matches for deep sea mining service providers 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
35Companies
2,587Contacts tracked
854Verified emails
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The 18 largest deep sea mining service providers based in Norway

Ranked by team size
Top 18 of 35 company matches for deep sea mining service providers 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 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
3Exact 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
4Exact 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
5Exact 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
6Exact matchSandnes, NorwayHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Allton is a Technology & Service company that specialises in Ocean Bottom Node data acquisition for Hydrocarbon Exploration and Production (E&P), CO2 Measurement Monitoring and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBergen, NorwayHQ recorded Nov 6, 202611-5026 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAvaldsnes, NorwayHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“Techno Dive is your partner for Safe and Efficient Subsea Work.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“FSubsea is a Norwegian ocean technology company focused on climate-smart subsea desalination systems, as well as robust subsea pumping systems for a variety of energy and green…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchÅlesund, NorwayHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Our revolutionary technology for non-invasive, precision seabed harvesting not only preserves, but can also help to revitalise fragile and often overlooked ecosystems at the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchStavanger, NorwayHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchRørvik, NorwayHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Nærøysund Aquaservice AS er en allsidig og veldrevet bedrift i Nærøysund kommune i Trøndelag som selger tjenester og produkter, hovedsakelig til havbruksnæringen, men også til…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSentrum, NorwayHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Green Minerals enables the worlds drive towards electrification and digitization in a sustainable manner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchTrondheim, NorwayHQ recorded Nov 6, 20261-106 contacts →

Exact match

“NFDS has been operating since 1982.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact 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
17Exact matchOslo, NorwayHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Granfoss develops and delivers continuous dredging and sustainable sediment management through autonomous technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchKongsberg, NorwayHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Buskerud Dykkerservice er din pålitelige partner for et bredt spekter av undervannstjenester.”

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

Showing 18 of 35 deep sea mining service providers based in Norway

See the full list, filter by size, metro and specialty, and access 854 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Deep sea mining service providers based in Norway at a glance

As of Nov 6, 2026
33.0%Verified-email coverage
73.9Average contacts per company
11-50Median size (employees)
11.4%Largest-city concentration · Haugesund
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
15
11-50
14
51-200
3
201-500
1
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 35 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 “deep sea mining service providers” 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 854 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 “deep sea mining service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many deep sea mining service providers are there based in Norway?

RevenueBase identified 35 company matches for deep sea mining service providers 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 deep sea mining service providers?

Haugesund leads with 4 company records, followed by Oslo (3) and Sandnes (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 854 professional contacts with verified work emails tracked across these 35 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.