Company lists · Data refreshed September 2026
Top 25 Accounting companies based in Norway
This directory lists 666 accounting companies based in Norway, with 6,798 business contacts and 2,660 email addresses available as of September 2026. Oslo is the single most-represented city among the companies on this list.
Accounting companies provide services such as bookkeeping, financial reporting, tax preparation, auditing, payroll support, and financial advisory work for businesses and other organizations. This list covers companies that provide accounting, bookkeeping, tax, audit, payroll, or related financial reporting services to business clients. Ranked by team size, largest first. Data current as of September 7, 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.
The 25 largest accounting companies based in Norway
Ranked by team size| # | Company | RevenueBase Smart Search | Contacts | ||
|---|---|---|---|---|---|
| 1 | Indirect evidence | 1,530 contacts → | |||
“We see great value in having a local presence and roots, factors which enable us to work closely with our clients.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 2 | Indirect evidence | 868 contacts → | |||
“Vi i Aider mener at regnskapsbransjen må redefineres.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 3 | Strong evidence | 225 contacts → | |||
“SpareBank 1 Sør-Norge Forretningspartner is a leading provider of accounting and advisory services in Southern Norway.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 4 | Indirect evidence | 192 contacts → | |||
“Med 70 kontorer over hele Norge er vi store, men også lokale.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 5 | Indirect evidence | 76 contacts → | |||
“Norges Autoriserte Regnskapsføreres Forening (NARF) har som formål å fremme de autoriserte regnskapsføreres faglige, økonomiske og sosiale interesser gjennom myndighets…” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 6 | Strong evidence | 51 contacts → | |||
“Athene Group consists of companies Athene Accounting, Athene VAT Services, Athene Spaces and Athene Tax & Administration Services.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 7 | Indirect evidence | 48 contacts → | |||
“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.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 8 | Indirect evidence | 42 contacts → | |||
“DIBkunnskap AS utvikler og tilbyr markedets mest komplette oppslagsverk innen regnskap, økonomi, revisjon og selskapsrett.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 9 | Indirect evidence | 40 contacts → | |||
“Saga Regnskap & Rådgivning er et frittstående regnskapsbyrå som hjelper små og mellomstore bedrifter i Vestfold og Telemark til økt effektivitet og bedre lønnsomhet.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 10 | Indirect evidence | 37 contacts → | |||
“Kunnskapshuset BDT Viken har en bred kompetanseplattform innen regnskap, rådgiving og revisjon med til sammen 50 ansatte.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 11 | Indirect evidence | 36 contacts → | |||
“Tveit Regnskap AS med SpareBank 1 SR-Bank ForretningsPartner AS er en ledende regnskaps- og rådgivningsaktør i Sør-Norge.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 12 | Indirect evidence | 35 contacts → | |||
“Account Group samarbeider tett med mange ulike virksomheter i hele landet.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 13 | Indirect evidence | 34 contacts → | |||
“Vi tilbyr regnskapsføring og rådgivning med personlig engasjement og tilnærming til våre kunder.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 14 | Indirect evidence | 33 contacts → | |||
“SLM Revisjon AS is an authorized auditing firm with 32 employees, located in central Lillestrøm.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 15 | Indirect evidence | 30 contacts → | |||
“PKF ReVisjon er en revisjons- og rådgivningsvirksomhet med klienter innen et bredt spekter av forretningsområder.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 16 | Indirect evidence | 29 contacts → | |||
“Regnskapsførerselskap etablert i 1953.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 17 | Indirect evidence | 29 contacts → | |||
“Oseberg Services er en utfordrer til de større regnskapsbyråene med fokus på personlig oppfølgning av kundene våre.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 18 | Indirect evidence | 28 contacts → | |||
“Vekstra er en franchisebasert regnskapskjede med 30 franchisetagere, lokalisert på 60 steder i Norge, fra Vest Agder til Nordland.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 19 | Indirect evidence | 27 contacts → | |||
“Revisorkollegiet er et av Norges 10 største revisjons- og rådgivningsfirmaer.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 20 | Indirect evidence | 26 contacts → | |||
“Revicom AS er et spesialistmiljø på revisjon og økonomisk rådgivning.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 21 | Indirect evidence | 25 contacts → | |||
“EconPartner was founded in 1961 and we have built up unique expertise in the years since.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 22 | Indirect evidence | 24 contacts → | |||
“Kvalitet & Ledelse ble etablert i og er en solid aktør i Midt-Norge, med 6 kontorer og 75 ansatte.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 23 | Indirect evidence | 23 contacts → | |||
“Kantall er et regnskapsbyrå med solid kompetanse og dedikerte medarbeidere lokalisert på Lillehammer.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 24 | Indirect evidence | 23 contacts → | |||
“Jansson & Larsen Regnskap AS er et frittstående Stavangerbasert regnskapsbyrå som holder til sentralt i Løkkeveien.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
| 25 | Indirect evidence | 23 contacts → | |||
“Ved årsskiftet vil SpareBank 1 Regnskapshuset Nordvest AS slå seg sammen med Trio Regnskapsservice og etablere SpareBank 1 Økonomipartner.” Source: company website · checked Sep 7, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: accounting companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names accounting companies.
- Partial evidence
- Its own public description names part of accounting companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 666 accounting companies based in Norway
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Accounting companies based in Norway at a glance
As of Sep 7, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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 accounting companies, 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 “accounting companies”. 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 accounting companies), 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 accounting companies, 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, 2,660 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 7, 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.
Accounting companies by metro
Frequently asked
How many accounting companies are in the directory?
The directory contains 666 accounting companies based in Norway as of September 2026.
How can I find contacts at accounting companies?
The directory includes 6,798 business contacts and 2,660 email addresses associated with the listed accounting companies.
Which city has the most accounting companies on the list?
Oslo is the single most-represented city among the accounting companies on this list.
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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.
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