Company lists · Data refreshed September 2026

Top 25 Oil and gas management consulting firms based in Norway

RevenueBase identified 192 oil and gas management consulting firms headquartered in Norway as of September 2026 and tracks 4,546 professional contacts across them, including 1,194 with verified work emails. Stavanger is the largest hub.

This list covers oil and gas management consulting firms headquartered in Norway, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review
192Companies
4,546Contacts tracked
1,194Verified emails
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The 25 largest oil and gas management consulting firms based in Norway

Ranked by team size
Top 25 of 192 oil and gas management consulting firms based in Norway, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to oil and gas management consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceOslo, NorwayHQ checked Sep 21, 2026501-1,000768 contacts →

Indirect evidence

“AGR – an Aqualis company – is a multidisciplinary consultancy, specialising in drilling & wells, subsurface, marine and subsea solutions, resourcing, technical safety and software…”

Source: RevenueBase Database · checked Sep 21, 2026
2Strong evidenceHøvik, NorwayHQ checked Sep 21, 20261,001-5,000332 contacts →

Strong evidence

“DNV’s Oil & Gas business and GL Noble Denton have become DNV GL - Oil & Gas.”

Source: RevenueBase Database · checked Sep 21, 2026
3Partial evidencePorsgrunn, NorwayHQ checked Sep 21, 2026201-500215 contacts →

Partial evidence

“TS Group is a multidiscipline industry- and oil service company with offices in Porsgrunn, Molde, Herøya Industripark and Bergen.”

Source: RevenueBase Database · checked Sep 21, 2026
4Indirect evidenceBergen, NorwayHQ checked Sep 21, 2026201-500209 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceTrollåsen, NorwayHQ checked Sep 21, 202651-200171 contacts →

Partial evidence

“Centerpoint leverer høyt kvalifiserte konsulenter til store prosjekter innen Olje & Gass, Samferdsel & Infrastruktur og IT.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceSkien, NorwayHQ checked Sep 21, 2026201-500164 contacts →

Indirect evidence

“RTC Offshore leverer høyt kvalifisert personell til olje- og gassindustrien, både for kortsiktige og langsiktige oppdrag.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceVolda, NorwayHQ checked Sep 21, 2026201-500155 contacts →

Indirect evidence

“Norwegian Group AS is a holding company that has a group with several companies under it.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceStavanger, NorwayHQ checked Sep 21, 202651-200123 contacts →

Indirect evidence

“IK SUBSEA - IK TOPSIDE - IK TRAX - IZOMAX - NORCLAMP Our clever use of proven technology makes your flowlines and pipelines run safely and profitably.”

Source: RevenueBase Database · checked Sep 21, 2026
9Strong evidenceSandnes, NorwayHQ checked Sep 21, 202651-200106 contacts →

Strong evidence

“Techouse is a leader in the provision of offshore platform processing equipment and services to the international oil & gas industry.”

Source: RevenueBase Database · checked Sep 21, 2026
10Strong evidenceStavanger, NorwayHQ checked Sep 21, 202651-200102 contacts →

Strong evidence

“Proactima contributes to a safer and more sustainable future by being a leading management consulting company in Norway.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceFornebu, NorwayHQ checked Sep 21, 202651-20078 contacts →

Indirect evidence

“Føn Energy Services is an independent service provider to the offshore energy sector.”

Source: RevenueBase Database · checked Sep 21, 2026
12Strong evidenceSandnes, NorwayHQ checked Sep 21, 202651-20073 contacts →

Strong evidence

“IKM Acona is a leading provider of services to the oil and gas industry covering the complete lifecycle of oil and gas projects.”

Source: RevenueBase Database · checked Sep 21, 2026
13Strong evidenceBergen, NorwayHQ checked Sep 21, 202651-20070 contacts →

Strong evidence

Management Consulting med varige gevinster, med kontorer i Bergen, Oslo, Stavanger og Trondheim.”

Source: RevenueBase Database · checked Sep 21, 2026
14Strong evidenceKristiansand, NorwayHQ checked Sep 21, 202651-20062 contacts →

Strong evidence

“On & Offshore offer staffing for demanding projects in the oil and gas industry and career opportunities for skilled workers who want a job in the North Sea or on land-based…”

Source: RevenueBase Database · checked Sep 21, 2026
15Strong evidencePorsgrunn, NorwayHQ checked Sep 21, 202651-20055 contacts →

Strong evidence

“We are oil and gas engineers with decades of expertise in reservoir engineering and well productivity.”

Source: RevenueBase Database · checked Sep 21, 2026
16Strong evidenceLysaker, NorwayHQ checked Sep 21, 202611-5052 contacts →

Strong evidence

“Semar was founded in 1980 as an independent engineering consultant firm devoted primarily to the offshore oil and gas industry.”

Source: RevenueBase Database · checked Sep 21, 2026
17Strong evidenceTrondheim, NorwayHQ checked Sep 21, 202611-5052 contacts →

Strong evidence

“whitson supports energy companies, oilfield service providers, investors, and government organizations with software, consulting, and training across PVT, well performance, gas…”

Source: RevenueBase Database · checked Sep 21, 2026
18Strong evidenceNorwayHQ checked Sep 21, 202651-20050 contacts →

Strong evidence

“Petrolink operates platforms, subsea installations and floating production units offshore, oil and gas terminals onshore, refineries and process plants including power plants and…”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceStavanger, NorwayHQ checked Sep 21, 202611-5029 contacts →

Indirect evidence

“AMBIO Rekruttering AS utfører rekruttering av toppledere, linjeledere, spesialister og nøkkelmedarbeidere.”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceOslo, NorwayHQ checked Sep 21, 202611-5028 contacts →

Indirect evidence

“APT offers an extensive and integrated experience in consultancy services for both the Norwegian Continental Shelf and abroad.”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceStavanger, NorwayHQ checked Sep 21, 2026201-50028 contacts →

Indirect evidence

“MDE Personell tilbyr dyktige fagfolk til olje- og gassindustrien, både onshore og offshore.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceTananger, NorwayHQ checked Sep 21, 202651-20023 contacts →

Indirect evidence

“WellPartner AS is a service company that delivers technical expertise and high quality equipment and services within subsea drilling, completion and intervention operations.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceBergen, NorwayHQ checked Sep 21, 202611-5019 contacts →

Indirect evidence

“Empowering the maritime industry towards excellence.”

Source: RevenueBase Database · checked Sep 21, 2026
24Indirect evidenceTrondheim, NorwayHQ checked Sep 21, 202611-5018 contacts →

Indirect evidence

“Welcome to Kasomo Energy, your one-stop-shop for technical service solutions.”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceÅlesund, NorwayHQ checked Sep 21, 202611-5016 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 192 oil and gas management consulting firms based in Norway

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Oil and gas management consulting firms based in Norway at a glance

As of Sep 21, 2026
26.3%Verified-email coverage
23.7Average contacts per company
1-10Median size (employees)
20.8%Largest-city concentration · Stavanger
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
120
11-50
43
51-200
18
201-500
6
501-1,000
3
1,001-5,000
2

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 192 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among oil and gas management consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Norway whose own description of what they do matches “oil and gas management consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names oil and gas management consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among oil and gas management consulting firms, and records with no verified work email. Companies headquartered outside Norway are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,194 across the full list. 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 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Oil and gas management consulting firms by metro

  • Oil and gas management consulting firms in Stavanger40
  • Oil and gas management consulting firms in Oslo38

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names oil and gas management consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many oil and gas management consulting firms are there based in Norway?

RevenueBase identified 192 oil and gas management consulting firms headquartered in Norway as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

AGR, headquartered in Oslo, tops this list with the largest team on record.

Which city has the most oil and gas management consulting firms?

Stavanger leads with 40 headquartered companies, followed by Oslo (38) and Bergen (8).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,194 verified decision-maker contacts tracked across these 192 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.