Company lists · Data refreshed September 2026

Top 25 Tax accounting firms for manufacturers based in Norway

RevenueBase identified 110 tax accounting firms for manufacturers headquartered in Norway as of September 2026 and tracks 875 professional contacts across them, including 179 with verified work emails. Oslo is the largest hub.

This list covers tax accounting firms for manufacturers 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 29, 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 29, 2026 86% judged on-target in blind review
110Companies
875Contacts tracked
179Verified emails
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The 25 largest tax accounting firms for manufacturers based in Norway

Ranked by team size
Top 25 of 110 tax accounting firms for manufacturers based in Norway, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to tax accounting firms for manufacturers: 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 evidence3181, NorwayHQ checked Sep 29, 202651-20037 contacts →

Indirect evidence

“Kunnskapshuset BDT Viken har en bred kompetanseplattform innen regnskap, rådgiving og revisjon med til sammen 50 ansatte.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceNøtterøy, NorwayHQ checked Sep 29, 202611-5029 contacts →

Indirect evidence

“Oseberg Services er en utfordrer til de større regnskapsbyråene med fokus på personlig oppfølgning av kundene våre.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceTønsberg, NorwayHQ checked Sep 29, 202611-5022 contacts →

Indirect evidence

“Want a local and independent auditing company with personal service, so ask us!”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceUlsteinvik, NorwayHQ checked Sep 29, 202611-5019 contacts →

Partial evidence

“Accounting, Payroll & Business Counseling Situated in Ulsteinvik, Møre og Romsdal.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceIsdalstø, NorwayHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“Din regnskapsfører og samtalepartner.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceNorwayHQ checked Sep 29, 202611-5017 contacts →

Indirect evidence

“Rg Regnskap, avd.Akershus har solid kompetanse innen både regnskap og økonomisk rådgivning.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceOslo, NorwayHQ checked Sep 29, 202611-5015 contacts →

Indirect evidence

“We are a strong, interdisciplinary team of auditors, accountants, lawyers and advisors.”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceTrondheim, NorwayHQ checked Sep 29, 202611-5014 contacts →

Partial evidence

“Revisjonskompaniet Midt-Norge AS is an accounting company based out of Sluppenvegen 2, Trondheim, Norway.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceOslo, NorwayHQ checked Sep 29, 202611-5012 contacts →

Indirect evidence

“Unic Revisjon AS er et revisjonsselskap med bred erfaring som revisor innen ulike bransjer og konsulenttjenester.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceOslo, NorwayHQ checked Sep 29, 202611-5011 contacts →

Partial evidence

“Alpha revisjon AS is an accounting company based out of Holbergs gate 21, Oslo, Norway.”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceGrålum, NorwayHQ checked Sep 29, 202611-5011 contacts →

Indirect evidence

“Center Revisjon, din revisor i Østfold!”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceKolsas, NorwayHQ checked Sep 29, 202611-5010 contacts →

Indirect evidence

“Vi er et revisjons- og regnskaps firma med kontor på Kolsås i Bærum og på Hamar.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceSandefjord, NorwayHQ checked Sep 29, 202611-5010 contacts →

Indirect evidence

“Torp Økonomi AS er et selvstendig og lokaleid autorisert regnskapsbyrå beliggende sentralt i Sandefjord!”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceTynset, NorwayHQ checked Sep 29, 202611-5010 contacts →

Indirect evidence

“Revisorkonsult leverer revisjon og konsulenttjenester for små og mellomstore bedrifter effektivt og til riktig pris.”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceStavanger, NorwayHQ checked Sep 29, 20261-109 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceSandnes, NorwayHQ checked Sep 29, 20261-108 contacts →

Indirect evidence

“Inforegn er et regnskapskontor lokalisert på Forus.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceSentrum, NorwayHQ checked Sep 29, 202611-508 contacts →

Indirect evidence

“Axera Business Management er et autorisert regnskapsførerselskap som skal tilby high end forretningsførsel.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceBodø, NorwayHQ checked Sep 29, 202611-507 contacts →

Indirect evidence

“Bodø Revisjonskontor AS er et revisjonskontor med beliggende i Nordstrandveien 65 A i Bodø.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceTrondheim, NorwayHQ checked Sep 29, 202611-507 contacts →

Indirect evidence

“Vi heter Tidy Account, og det navnet er ikke tilfeldig.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceStavanger, NorwayHQ checked Sep 29, 20261-105 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceSarpsborg, NorwayHQ checked Sep 29, 202611-505 contacts →

Indirect evidence

“Flexi AS er et regnskapskontor i Sarpsborg som tilbyr en rekke tjenester innen regnskap, økonomisk rådgivning, rapportering, lønn, hr og fakturering.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceVarhaug, NorwayHQ checked Sep 29, 202611-505 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceFørde, NorwayHQ checked Sep 29, 20261-105 contacts →

Indirect evidence

“Revisorgruppen Fjordane er i dag 10 ansatte og tilbyr revisjons- og rådgivningstjenester til et vidt spekter av små- og mellomstore bedrifter.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceSøvik, NorwayHQ checked Sep 29, 202611-504 contacts →

Indirect evidence

“Nomia AS er et autorisert regnskapsførerselskap med kontor i Søvik, på Moa og på Harøy.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceHaugesund, NorwayHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“Regnskaps- og rådgivningsselskap med fokus på finans”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 110 tax accounting firms for manufacturers based in Norway

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Tax accounting firms for manufacturers based in Norway at a glance

As of Sep 29, 2026
20.5%Verified-email coverage
8.0Average contacts per company
1-10Median size (employees)
20.0%Largest-city concentration · Oslo
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
72
11-50
35
51-200
1
201-500
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 110 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 tax accounting firms for manufacturers, 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 “tax accounting firms for manufacturers”. 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 tax accounting firms for manufacturers), 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 tax accounting firms for manufacturers, 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, 179 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 29, 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.

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 tax accounting firms for manufacturers, 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 tax accounting firms for manufacturers are there based in Norway?

RevenueBase identified 110 tax accounting firms for manufacturers 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?

BDT Viken AS, headquartered in Horten, tops this list with the largest team on record.

Which city has the most tax accounting firms for manufacturers?

Oslo leads with 22 headquartered companies, followed by Trondheim (5) and Drammen (3).

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 179 verified decision-maker contacts tracked across these 110 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 29, 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.