Company lists · Data refreshed September 2026

Top 25 Securities accounting firms based in Norway

RevenueBase identified 99 securities accounting firms headquartered in Norway as of September 2026 and tracks 2,139 professional contacts across them, including 975 with verified work emails and 65 with mobile numbers. Oslo is the largest hub.

This list covers securities accounting firms 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, how directly it supports the match, and when it was last checked. Data refreshed September 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 HQ checked on every row Match evidence on every row Refreshed Sep 6, 2026 86% judged on-target in blind review
99Companies
2,139Contacts tracked
975Verified emails
65Mobile numbers
Explore all 99 companies → Free signup · no credit card · 500 free credits

The 25 largest securities accounting firms based in Norway

Ranked by team size
Top 25 of 99 securities accounting firms based in Norway, ranked by team size, largest first. Data refreshed Sep 6, 2026. Evidence rates how directly each company's own description names securities accounting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
BDO NorgeIndirect evidence
Oslo, NorwayHQ checked Sep 6, 20261,001-5,0001,530

“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 6, 2026
2
SLM Revisjon ASIndirect evidence
Lillestrøm, NorwayHQ checked Sep 6, 202611-5033

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

Source: company website · checked Sep 6, 2026
3
PKF Revisjon ASIndirect evidence
Oslo, NorwayHQ checked Sep 6, 202611-5030

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

Source: company website · checked Sep 6, 2026
4
Revicom ASIndirect evidence
Sortland, NorwayHQ checked Sep 6, 202611-5026

“Revicom AS er et spesialistmiljø på revisjon og økonomisk rådgivning.”

Source: company website · checked Sep 6, 2026
5Tønsberg, NorwayHQ checked Sep 6, 202611-5022

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

Source: company website · checked Sep 6, 2026
6
ComplérIndirect evidence
Bergen, NorwayHQ checked Sep 6, 202611-5019

“Vil du bli en del av laget?”

Source: company website · checked Sep 6, 2026
7
Hasund ASPartial evidence
Ulsteinvik, NorwayHQ checked Sep 6, 202611-5019

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

Source: company website · checked Sep 6, 2026
8
RG Regnskap ASIndirect evidence
NorwayHQ checked Sep 6, 202611-5017

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

Source: company website · checked Sep 6, 2026
9Oslo, NorwayHQ checked Sep 6, 202611-5015

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

Source: company website · checked Sep 6, 2026
10Sandefjord, NorwayHQ checked Sep 6, 202611-5014

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

Source: company website · checked Sep 6, 2026
11
Aaudit ASIndirect evidence
Sandnes, NorwayHQ checked Sep 6, 20261-1013

“Våre attestasjonstjenester inkluderer i tillegg til lovpålagt revisjon de fleste attestasjoner som følger av selskapslovgivning, revisjonsstandardene (ISA) og myndighetskrav for…”

Source: company website · checked Sep 6, 2026
12
Orkla RevisjonIndirect evidence
Trondheim, NorwayHQ checked Sep 6, 202611-5012

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

Source: company website · checked Sep 6, 2026
13
Unic Revisjon ASIndirect evidence
Oslo, NorwayHQ checked Sep 6, 202611-5012

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

Source: company website · checked Sep 6, 2026
14
Øst-RevisjonIndirect evidence
Fredrikstad, NorwayHQ checked Sep 6, 202611-5012

“Våre revisorer har lang erfaring, høy kompetanse og er alltid tilgjengelige for våre kunder!”

Source: company website · checked Sep 6, 2026
15
Alpha Revisjon ASPartial evidence
Oslo, NorwayHQ checked Sep 6, 202611-5011

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

Source: company website · checked Sep 6, 2026
16
Center Revisjon ASIndirect evidence
Grålum, NorwayHQ checked Sep 6, 202611-5011

“Center Revisjon, din revisor i Østfold!”

Source: company website · checked Sep 6, 2026
17
Collegium Revisjon ASIndirect evidence
Bergen, NorwayHQ checked Sep 6, 202611-5010

“Collegium Revisjon AS er et moderne revisjons- og rådgivningsselskap i Bergen med lang erfaring og bred kompetanse.”

Source: company website · checked Sep 6, 2026
18
K-Team ASIndirect evidence
Kolsas, NorwayHQ checked Sep 6, 202611-5010

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

Source: company website · checked Sep 6, 2026
19
Revisjon Vest ASIndirect evidence
Stavanger, NorwayHQ checked Sep 6, 20261-109
Source: company website · checked Sep 6, 2026
20Oslo, NorwayHQ checked Sep 6, 202611-508

“Berge & lundal revisjonsselskap holder til i Oslo sentrum.”

Source: company website · checked Sep 6, 2026
21Tananger, NorwayHQ checked Sep 6, 202611-508

“Kallesten Revisjon og Regnskap leverer komplette økonomitjenester.”

Source: company website · checked Sep 6, 2026
22NorwayHQ checked Sep 6, 202611-508

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

Source: company website · checked Sep 6, 2026
23Lyngdal, NorwayHQ checked Sep 6, 202611-508

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

Source: company website · checked Sep 6, 2026
24
Helgeland Revisjon ASIndirect evidence
Mo I Rana, NorwayHQ checked Sep 6, 20261-107

“Helgeland Revisjon AS er et kompetansehus som tilbyr tjenester innen revisjon og økonomisk rådgivning for små- og mellomstore bedrifter på Helgeland.”

Source: company website · checked Sep 6, 2026
25
Bodø Revisjonskontor ASIndirect evidence
Bodø, NorwayHQ checked Sep 6, 202611-507

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

Source: company website · checked Sep 6, 2026

Showing 25 of 99 securities accounting firms based in Norway

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Securities accounting firms based in Norway at a glance

As of Sep 6, 2026
1-10Median size (employees)
OsloLargest hub · 19 HQs
65Contacts with mobile numbers
Sep 6, 2026Data refreshed

Companies by employee count

1-10
62
11-50
33
51-200
1
201-500
1
1,001-5,000
1

Verified emails by last verification

0–30
823
31–60
66
61–90
5
90–180
2
180+
79

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 securities accounting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Norway whose own description of what they do matches “securities accounting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among securities accounting firms, 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 an evidence 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, 975 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 6, 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

How many securities accounting firms are there based in Norway?

RevenueBase identified 99 securities accounting firms 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?

BDO Norge, headquartered in Oslo, tops this list with the largest team on record.

Which city has the most securities accounting firms?

Oslo leads with 19 headquartered companies, followed by Drammen (4) and Sandnes (4).

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 975 verified decision-maker contacts tracked across these 99 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 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.