Company lists · Data refreshed November 2026

Top 25 Accounting firm business process outsourcing companies based in Norway

RevenueBase identified 439 company matches for accounting firm business process outsourcing companies associated with Norway as of November 2026 and tracks 4,672 professional contacts across them, including 1,720 with verified work emails. Oslo is the largest hub.

This list covers company matches for accounting firm business process outsourcing 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 November 6, 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 Nov 6, 2026 How this list was built
439Companies
4,672Contacts tracked
1,720Verified emails
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The 25 largest accounting firm business process outsourcing companies based in Norway

Ranked by team size
Top 25 of 439 company matches for accounting firm business process outsourcing companies based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 20261,001-5,0001,327 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchFornebu, NorwayHQ recorded Nov 6, 20261,001-5,000343 contacts →

Exact match

“Founded in 2013, ECIT has grown into an international provider of accounting & payroll, IT services and business solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchOslo, NorwayHQ recorded Nov 6, 2026501-1,000288 contacts →

Exact match

“VIEW Group leverer outsourcing av regnskap, lønn, økonomi og IT-tjenester til norske, nordiske og globale selskaper med 10 til flere tusen ansatte.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNorwayHQ recorded Nov 6, 2026501-1,000119 contacts →

Exact match

“Med 70 kontorer over hele Norge er vi store, men også lokale.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGjøvik, NorwayHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Med solid erfaring innen regnskap, økonomisk rådgivning, IT og rekruttering hjelper vi bedrifter med å ta gode valg for en enklere, tryggere og mer lønnsom hverdag.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSandefjord, NorwayHQ recorded Nov 6, 202651-20039 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOslo, NorwayHQ recorded Nov 6, 2026201-50038 contacts →

Exact match

“Innovative and flexible business solutions for professionals in accounting, finance, and administration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact match3181, NorwayHQ recorded Nov 6, 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHokksund, NorwayHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Account Group samarbeider tett med mange ulike virksomheter i hele landet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“PKF ReVisjon er en revisjons- og rådgivningsvirksomhet med klienter innen et bredt spekter av forretningsområder.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSon, NorwayHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Vi gjør ting på andre måter!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBergen, NorwayHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“VKST er et økonomihus som holder til i Bergen og leverer alt innen regnskaps- og økonomitjenester.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNøtterøy, NorwayHQ recorded Nov 6, 202611-5029 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchStokke, NorwayHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“Regnskapsførerselskap etablert i 1953.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchTrondheim, NorwayHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Tjenester som gir deg mer tid til kjernevirksomheten.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTønsberg, NorwayHQ recorded Nov 6, 202611-5023 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5023 contacts →

Exact match

“Folio er bedriftskontoen som hjelper deg med regnskapet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBergen, NorwayHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Vil du bli en del av laget?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLysaker, NorwayHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“NITSCHKE består av revisjonsselskapet Nitschke AS, som drives av statsautoriserte revisorer, og det autoriserte regnskapsførerselskapet Nitschke Consult AS.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5019 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchUlsteinvik, NorwayHQ recorded Nov 6, 202611-5019 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMolde, NorwayHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“iRegnskap AS er ledende når det gjelder å utnytte mulighetene i moderne skybaserte regnskapssystemer, og fokuserer primært på å sette opp automatikkfunksjonene slik at minst…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchTynset, NorwayHQ recorded Nov 6, 202611-5016 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTrondheim, NorwayHQ recorded Nov 6, 202611-5015 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 · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDrammen, NorwayHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Drammen Data er et autorisert regnskapsfører selskap lokalisert i Drammen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 439 accounting firm business process outsourcing companies based in Norway

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Accounting firm business process outsourcing companies based in Norway at a glance

As of Nov 6, 2026
36.8%Verified-email coverage
10.6Average contacts per company
1-10Median size (employees)
16.4%Largest-city concentration · Oslo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
275
11-50
130
51-200
13
201-500
2
501-1,000
6
1,001-5,000
4

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 439 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 firm business process outsourcing 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 1,720 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 November 6, 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 firm business process outsourcing companies 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 firm business process outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many accounting firm business process outsourcing companies are there based in Norway?

RevenueBase identified 439 company matches for accounting firm business process outsourcing companies associated with Norway as of November 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 firm business process outsourcing companies?

Oslo leads with 72 company records, followed by Trondheim (13) and Drammen (12).

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 1,720 professional contacts with verified work emails tracked across these 439 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 November 6, 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.