Company lists · Data refreshed September 2026

Top 25 Energy transition consultants based in Norway

RevenueBase identified 94 energy transition consultants headquartered in Norway as of September 2026 and tracks 880 professional contacts across them, including 358 with verified work emails. Oslo is the largest hub.

This list covers energy transition consultants 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 16, 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 16, 2026 86% judged on-target in blind review
94Companies
880Contacts tracked
358Verified emails
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The 25 largest energy transition consultants based in Norway

Ranked by team size
Top 25 of 94 energy transition consultants based in Norway, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to energy transition consultants: 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
1Partial evidenceOslo, NorwayHQ checked Sep 16, 202651-20086 contacts →

Partial evidence

“At Hydro Rein, we're leading the race to decarbonize industry, delivering renewable energy solutions tailored to the demands of energy-intensive processes.”

Source: RevenueBase Database · checked Sep 16, 2026
2Partial evidenceOslo, NorwayHQ checked Sep 16, 202651-20079 contacts →

Partial evidence

“Specialists in thermal energy.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceOslo, NorwayHQ checked Sep 16, 202651-20073 contacts →

Indirect evidence

“Future Technology - Part of Rejlers AS was founded in February 2011 and is located in Oslo, Norway.”

Source: RevenueBase Database · checked Sep 16, 2026
4Strong evidenceTrondheim, NorwayHQ checked Sep 16, 202651-20051 contacts →

Strong evidence

“Entro is an energy- and environmental consultancy firm with two clients – our customers and the environment.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceOslo, NorwayHQ checked Sep 16, 202651-20047 contacts →

Indirect evidence

“THEMA is committed to working with our clients to create a more efficient and sustainable society.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceOslo, NorwayHQ checked Sep 16, 202611-5033 contacts →

Indirect evidence

“For over two decades, Ecohz has pioneered the world of renewable electricity.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceBergen, NorwayHQ checked Sep 16, 202611-5026 contacts →

Indirect evidence

“WHO are we?”

Source: RevenueBase Database · checked Sep 16, 2026
8Strong evidenceOslo, NorwayHQ checked Sep 16, 202611-5025 contacts →

Strong evidence

“Carbon Circle is a project development and EPC house addressing the increasing demand for carbon reduction and energy transition solutions globally.”

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceOslo, NorwayHQ checked Sep 16, 202651-20023 contacts →

Partial evidence

“Elkraft hjelper bedrifter med å redusere sine totale strømkostnader gjennom optimalisering av strøm, nettleie og energiforbruk.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceLysaker, NorwayHQ checked Sep 16, 202611-5022 contacts →

Partial evidence

“EvoTek tilbyr rådgivingstjenester innenfor energirådgivning, byggherretjenester og tverrfaglig teknisk rådgivning.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceOslo, NorwayHQ checked Sep 16, 202611-5021 contacts →

Indirect evidence

“Accelerating Sustainable Evolution – Join Us on Our Journey!”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceBergen, NorwayHQ checked Sep 16, 202611-5021 contacts →

Indirect evidence

“Jøsok er et uavhengig rådgivende konsulentselskap som ble etablert i 1974.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceOslo, NorwayHQ checked Sep 16, 202611-5021 contacts →

Indirect evidence

“Din samarbeidspartner for å tydeliggjøre ambisjon og retning, forme strategi og sikre gjennomføringskraft som realiserer ambisiøse mål.”

Source: RevenueBase Database · checked Sep 16, 2026
14Strong evidenceDrammen, NorwayHQ checked Sep 16, 20261-1021 contacts →

Strong evidence

“Insam is an open minded group of consultants, focused on assisting in processes of sustainability transition.”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidenceÅlesund, NorwayHQ checked Sep 16, 202611-5014 contacts →

Partial evidence

“Riksheim er en rådgivningsbedrift som tilbyr ingeniørtjenester innenfor miljø og energiløsninger.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidencePorsgrunn, NorwayHQ checked Sep 16, 202611-5011 contacts →

Partial evidence

“We strive to lead the world into the new energy future by providing innovative solutions that make us more efficient and lower emissions.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceBergen, NorwayHQ checked Sep 16, 202611-5011 contacts →

Indirect evidence

“Oppsteg AS – industriell utvikling og grønt skifte gjennom gode prosjekter Det gjennomføres for tiden store endringer i industrien.”

Source: RevenueBase Database · checked Sep 16, 2026
18Partial evidenceEidsvoll, NorwayHQ checked Sep 16, 202611-5010 contacts →

Partial evidence

“Erithy is a team of passionate problem-solvers dedicated to empower the future of energy.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceVollen, NorwayHQ checked Sep 16, 20261-1010 contacts →

Indirect evidence

“At Brasca, we go beyond traditional consulting-we become part of your team to implement key strategies.”

Source: RevenueBase Database · checked Sep 16, 2026
20Strong evidenceKristiansand, NorwayHQ checked Sep 16, 20261-108 contacts →

Strong evidence

“Meventus is a renewable energy consultant and service company with offices in Norway and Sweden delivering services spanning the entire wind power project life cycle to customers…”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceOslo, NorwayHQ checked Sep 16, 20261-106 contacts →

Partial evidence

“Eco Corporate is a partner-run consultancy within business advisory and transaction (M&A) services.”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceHønefoss, NorwayHQ checked Sep 16, 20261-106 contacts →

Partial evidence

“Vi skaper fremtidens energiløsninger Elektroutvikling består av et fagmiljø som kombinerer solid praktisk erfaring og teknisk innsikt, med et klart blikk for hvor kraftbransjen er…”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceÅlesund, NorwayHQ checked Sep 16, 20261-104 contacts →

Partial evidence

Energiråd AS er et tverrfaglig rådgivningsfirma med spisskompetanse innen bærekraft.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceKristiansund, NorwayHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“aPOINT is a privately held business consulting company located in Kristiansund, Norway.”

Source: RevenueBase Database · checked Sep 16, 2026
25Strong evidenceBergen, NorwayHQ checked Sep 16, 20261-104 contacts →

Strong evidence

“Vinstra is a Norway-based consultancy that offers hands-on support to energy sector businesses looking to enhance the value of their transactions, from mergers to acquisitions.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 94 energy transition consultants based in Norway

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Energy transition consultants based in Norway at a glance

As of Sep 16, 2026
40.7%Verified-email coverage
9.4Average contacts per company
1-10Median size (employees)
35.1%Largest-city concentration · Oslo
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
66
11-50
20
51-200
7
501-1,000
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 94 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 energy transition consultants, 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 “energy transition consultants”. 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 energy transition consultants), 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 energy transition consultants, 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, 358 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 16, 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.

Energy transition consultants by metro

  • Energy transition consultants in Oslo33

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 energy transition consultants, 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 energy transition consultants are there based in Norway?

RevenueBase identified 94 energy transition consultants 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?

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

Which city has the most energy transition consultants?

Oslo leads with 33 headquartered companies, followed by Bergen (8) and Trondheim (6).

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 358 verified decision-maker contacts tracked across these 94 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 16, 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.