Company lists · Data refreshed October 2026

Top 25 Accounting firms for international nonprofits based in Norway

RevenueBase identified 190 company matches for accounting firms for international nonprofits associated with Norway as of October 2026 and tracks 2,514 professional contacts across them, including 1,049 with verified work emails. Oslo is the largest hub.

This list covers company matches for accounting firms for international nonprofits 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 October 1, 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 Oct 1, 2026 How this list was built
190Companies
2,514Contacts tracked
1,049Verified emails
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The 25 largest accounting firms for international nonprofits based in Norway

Ranked by team size
Top 25 of 190 company matches for accounting firms for international nonprofits based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 Oct 1, 20261,001-5,0001,530 contacts →

Exact match

“We see great value in having a local presence and roots, factors which enable us to work closely with our clients.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchOslo, NorwayHQ recorded Oct 1, 2026501-1,00051 contacts →

Exact match

“Athene Group consists of companies Athene Accounting, Athene VAT Services, Athene Spaces and Athene Tax & Administration Services.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchSandefjord, NorwayHQ recorded Oct 1, 202651-20040 contacts →

Exact match

“Saga Regnskap & Rådgivning er et frittstående regnskapsbyrå som hjelper små og mellomstore bedrifter i Vestfold og Telemark til økt effektivitet og bedre lønnsomhet.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact match3181, NorwayHQ recorded Oct 1, 202651-20037 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchLillestrøm, NorwayHQ recorded Oct 1, 202611-5033 contacts →

Exact match

“SLM Revisjon AS is an authorized auditing firm with 32 employees, located in central Lillestrøm.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchStavanger, NorwayHQ recorded Oct 1, 202611-5023 contacts →

Exact match

“Jansson & Larsen Regnskap AS er et frittstående Stavangerbasert regnskapsbyrå som holder til sentralt i Løkkeveien.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchTønsberg, NorwayHQ recorded Oct 1, 202611-5022 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchNorwayHQ recorded Oct 1, 202611-5017 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchOslo, NorwayHQ recorded Oct 1, 20261-1017 contacts →

Exact match

“Millor er et autorisert regnskapsbyrå med autoriserte regnskapsførere og økonomikonsulenter.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchOslo, NorwayHQ recorded Oct 1, 202611-5015 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchSandefjord, NorwayHQ recorded Oct 1, 202611-5014 contacts →

Exact match

“HLO revisjon & rådgivning AS - revisjonsfirma lokalt i Sandefjord sentrum.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchTrondheim, NorwayHQ recorded Oct 1, 202611-5012 contacts →

Exact match

“Nye" gamle Orkla Revisjon ønsker gamle og nye kunder velkommen til våre nye lokaler på Trekanten, Vestre Rosten 81 i Trondheim.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchOslo, NorwayHQ recorded Oct 1, 202611-5012 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchOslo, NorwayHQ recorded Oct 1, 202611-5011 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchGrålum, NorwayHQ recorded Oct 1, 202611-5011 contacts →

Exact match

“Center Revisjon, din revisor i Østfold!”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16Exact matchOslo, NorwayHQ recorded Oct 1, 20261-1011 contacts →

Exact match

“Regnskapsbyrå, bokføring, rapportering, analyser, økonomisk rådgivning, skatt og governance.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17Exact matchKolsas, NorwayHQ recorded Oct 1, 202611-5010 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18Exact matchSandefjord, NorwayHQ recorded Oct 1, 202611-5010 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19Exact matchStavanger, NorwayHQ recorded Oct 1, 20261-109 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20Exact matchTananger, NorwayHQ recorded Oct 1, 202611-508 contacts →

Exact match

“Kallesten Revisjon og Regnskap leverer komplette økonomitjenester.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21Exact matchSentrum, NorwayHQ recorded Oct 1, 20261-108 contacts →

Exact match

“Balanco Accounting AS er et autorisert regnskapsbyrå som er medlem av RN og tilbyr tjenester innenfor regnskap og rådgivning.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22Exact matchBergen, NorwayHQ recorded Oct 1, 202611-508 contacts →

Exact match

“Flav er et konsulentselskap og autorisert regnskapsførerselskap i Bergen som hjelper små og mellomstore bedrifter med økonomi, regnskap og lønn.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23Exact matchNorwayHQ recorded Oct 1, 202611-508 contacts →

Exact match

“Hallingdal Økonomiservice AS er et autorisert regnskapsbyrå med 28 ansatte.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24Exact matchLyngdal, NorwayHQ recorded Oct 1, 202611-508 contacts →

Exact match

“Vi er totalleverandør av alt innen revisjon, rådgivning og regnskap.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25Exact matchStavanger, NorwayHQ recorded Oct 1, 202611-508 contacts →

Exact match

“Din partner for økonomisk rådgivning og regnskapstjenester.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 25 of 190 accounting firms for international nonprofits based in Norway

See the full list, filter by size, metro and specialty, and access 1,049 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Accounting firms for international nonprofits based in Norway at a glance

As of Oct 1, 2026
41.7%Verified-email coverage
13.2Average contacts per company
1-10Median size (employees)
21.6%Largest-city concentration · Oslo
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
128
11-50
53
51-200
5
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 190 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 “accounting firms for international nonprofits” 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 1,049 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 October 1, 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.

Accounting firms for international nonprofits by metro

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 “accounting firms for international nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many accounting firms for international nonprofits are there based in Norway?

RevenueBase identified 190 company matches for accounting firms for international nonprofits associated with Norway as of October 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?

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

Which city has the most accounting firms for international nonprofits?

Oslo leads with 41 company records, followed by Alesund (5) and Drammen (5).

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 1,049 professional contacts with verified work emails tracked across these 190 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 October 1, 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.