Company lists · Data refreshed September 2026

Top 25 Marine environmental engineering companies based in Norway

Name: Marine environmental engineering companies based in Norway
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 311 companies tracked

RevenueBase identified 311 company matches for marine environmental engineering companies associated with Norway as of September 2026 and tracks 14,548 professional contacts across them, including 3,164 with verified work emails. Oslo is the largest hub.

This list covers company matches for marine environmental engineering 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 17, 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 17, 2026 How this list was built

311Companies

14,548Contacts tracked

3,164Verified emails

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The 25 largest marine environmental engineering companies based in Norway

Ranked by team size

Top 25 of 311 company matches for marine environmental engineering companies based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Kongsberg Maritime	Exact match	Kongsberg, NorwayHQ recorded Sep 17, 2026	5,001-10,000	5,555 contacts →
	Exact match “Kongsberg Maritime is your trusted partner in navigating the complexities of the maritime industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Shearwater Geoservices	Exact match	Laksevåg, NorwayHQ recorded Sep 17, 2026	1,001-5,000	1,031 contacts →
	Exact match “Shearwater is a global marine geoscience and technology business.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	AGR	Exact match	Oslo, NorwayHQ recorded Sep 17, 2026	501-1,000	768 contacts →
	Exact match “AGR – an Aqualis company – is a multidisciplinary consultancy, specialising in drilling & wells, subsurface, marine and subsea solutions, resourcing, technical safety and software…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Wilhelmsen Ships Service	Exact match	Oslo, NorwayHQ recorded Sep 17, 2026	1,001-5,000	576 contacts →
	Exact match “With the largest maritime supply network in the world, we’re active in over ports, in more than 125 countries worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Island Offshore	Exact match	Ulsteinvik, NorwayHQ recorded Sep 17, 2026	501-1,000	501 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 · Sep 17, 2026 · View company records in RevenueBase
6	Global Maritime	Exact match	Stavanger, NorwayHQ recorded Sep 17, 2026	201-500	472 contacts →
	Exact match “Global Maritime delivers integrated marine solutions for a changing offshore world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Eidesvik Offshore ASA	Exact match	Langevag, NorwayHQ recorded Sep 17, 2026	501-1,000	308 contacts →
	Exact match “Offshore Shipping Company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Ocean Installer	Exact match	Stavanger, NorwayHQ recorded Sep 17, 2026	201-500	299 contacts →
	Exact match “Ocean Installer is a leading marine construction company that specializes in offshore installation services with more than 15 years of experience delivering large and complex…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	REM Offshore	Exact match	Fosnavåg, NorwayHQ recorded Sep 17, 2026	201-500	288 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 · Sep 17, 2026 · View company records in RevenueBase
10	Imenco	Exact match	Aksdal, NorwayHQ recorded Sep 17, 2026	201-500	199 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 · Sep 17, 2026 · View company records in RevenueBase
11	Buksér OG Berging AS	Exact match	Lysaker, NorwayHQ recorded Sep 17, 2026	201-500	172 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 · Sep 17, 2026 · View company records in RevenueBase
12	Manta Marine Technologies	Exact match	Oslo, NorwayHQ recorded Sep 17, 2026	51-200	146 contacts →
	Exact match “Manta Marine Technologies has been at the forefront of maritime emissions reduction since 2010.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Dr.Techn. Olav Olsen AS	Exact match	Lysaker, NorwayHQ recorded Sep 17, 2026	51-200	125 contacts →
	Exact match “Consulting, design and engineering for offshore, coastal and civil construction.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Havila Subsea & Renewables	Exact match	Aalesund, NorwayHQ recorded Sep 17, 2026	201-500	120 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 17, 2026 · View company records in RevenueBase
15	Sevan Deepwater Technology	Exact match	Bergen, NorwayHQ recorded Sep 17, 2026	11-50	108 contacts →
	Exact match “Sevan Deepwater Technology is a specialized marine engineering and design house.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Hoyland Offshore AS	Exact match	None, NorwayHQ recorded Sep 17, 2026	51-200	107 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Techouse AS	Exact match	Sandnes, NorwayHQ recorded Sep 17, 2026	51-200	106 contacts →
	Exact match “Techouse is a leader in the provision of offshore platform processing equipment and services to the international oil & gas industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Maritime Montering	Exact match	Bygstad, NorwayHQ recorded Sep 17, 2026	501-1,000	100 contacts →
	Exact match “We bring comfort to life at sea.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Akvaplan-Niva	Exact match	Tromsø, NorwayHQ recorded Sep 17, 2026	51-200	91 contacts →
	Exact match “Akvaplan-niva provides expert knowledge and advice on the aquatic environment and impacts from climate change, environmental toxins and industries like the aquaculture and energy…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Abyss AS	Exact match	Kristiansund, NorwayHQ recorded Sep 17, 2026	201-500	84 contacts →
	Exact match “Abyss utfører alle tjenester på sjøen - over og under vann.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	PG Flow Solutions AS	Exact match	Sande I Vestfold, NorwayHQ recorded Sep 17, 2026	51-200	80 contacts →
	Exact match “PG Flow Solutions is a Norwegian engineering company with deep roots in the offshore and marine industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Scan Tech	Exact match	Stavanger, NorwayHQ recorded Sep 17, 2026	51-200	72 contacts →
	Exact match “Scan Tech develops, designs and manufactures machinery and equipment for well testing, maintenance and modifications, subsea, lifting and marine products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	ARGEO	Exact match	Asker, NorwayHQ recorded Sep 17, 2026	51-200	71 contacts →
	Exact match “Argeo was established by an experienced team of professionals in 2017 with HQ in Asker, Norway.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Norwegian Electric Systems NES	Exact match	Godvik, NorwayHQ recorded Sep 17, 2026	51-200	69 contacts →
	Exact match “Norwegian Electric Systems is a world leading total supplier of low and zero emission propulsion and control systems for a wide range of vessels for the global marine market.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Moss Maritime	Exact match	Lysaker, NorwayHQ recorded Sep 17, 2026	51-200	65 contacts →
	Exact match “Moss Maritime provides leading technology and expertise within design and engineering services to the offshore energy sector as well as other ocean-based sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “marine environmental engineering companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 311 marine environmental engineering companies based in Norway

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Marine environmental engineering companies based in Norway at a glance

As of Sep 17, 2026

21.7%Verified-email coverage

46.8Average contacts per company

11-50Median size (employees)

11.6%Largest-city concentration · Oslo

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

147

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 311 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 environmental engineering 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 3,164 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 17, 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 environmental engineering companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many marine environmental engineering companies are there based in Norway?

RevenueBase identified 311 company matches for marine environmental engineering 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?

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

Which city has the most marine environmental engineering companies?

Oslo leads with 36 company records, followed by Bergen (16) and Stavanger (14).

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 3,164 professional contacts with verified work emails tracked across these 311 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 17, 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.