Company lists · Data refreshed September 2026

Top 25 Corporate law firms based in Norway

RevenueBase identified 231 corporate law firms headquartered in Norway as of September 2026 and tracks 3,503 professional contacts across them, including 1,228 with verified work emails and 129 with mobile numbers. Oslo is the largest hub.

This list covers corporate law 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 1, 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 RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review
231Companies
3,503Contacts tracked
1,228Verified emails
129Mobile numbers
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The 25 largest corporate law firms based in Norway

Ranked by team size
Top 25 of 231 corporate law firms based in Norway, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to corporate law firms: 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 evidenceOslo, Norway201-500340 contacts →

Indirect evidence

“The roots of Advokatfirmaet Wiersholm extend back to 1875.”

Source: RevenueBase Database · checked Sep 1, 2026
2Partial evidenceOslo, Norway201-500235 contacts →

Partial evidence

“Haavind is one of Norway’s leading law firms.”

Source: RevenueBase Database · checked Sep 1, 2026
3Indirect evidenceTromso, Norway201-500232 contacts →

Indirect evidence

“Simonsen Vogt Wiig’s 180 lawyers assist national and international clients from offices in Oslo, Bergen, Trondheim, Stavanger, Kristiansand, Tromsø and Singapore.”

Source: RevenueBase Database · checked Sep 1, 2026
4Strong evidenceOslo, Norway51-200211 contacts →

Strong evidence

“Advokatfirmaet Selmer was founded in 1985 and is one of the largest and most recognized corporate law firms in Norway.”

Source: RevenueBase Database · checked Sep 1, 2026
5Partial evidenceOslo, Norway51-200132 contacts →

Partial evidence

“We assist our clients with advice and procedural assignments in all key areas of law.”

Source: RevenueBase Database · checked Sep 1, 2026
6Partial evidenceOslo, Norway51-200120 contacts →

Partial evidence

Law firm based in Oslo, Norway with branch offices in Bergen, Sandefjord, Stavanger, Gol, Haugesund, Tromsø and Hamar.”

Source: RevenueBase Database · checked Sep 1, 2026
7Indirect evidenceOslo, Norway51-20095 contacts →

Indirect evidence

“Ræder Bing er et ledende advokatfirma med bred forretningsjuridisk kompetanse.”

Source: RevenueBase Database · checked Sep 1, 2026
8Indirect evidenceOslo, Norway51-20088 contacts →

Indirect evidence

“Brækhus has extensive and specialized experience in assisting clients doing business in Norway.”

Source: RevenueBase Database · checked Sep 1, 2026
9Partial evidenceOslo, Norway51-20079 contacts →

Partial evidence

“Advokatfirmaet Føyen AS is one of Norway's leading law firms within its specialist fields of real estate, ICT media and employment.”

Source: RevenueBase Database · checked Sep 1, 2026
10Indirect evidenceStryn, Norway51-20057 contacts →

Indirect evidence

“Advokatfirmaet Harris ble etablert i 1924 og var opprinnelig engasjert i alle typer oppdrag innenfor fast eiendom, herunder ekspropriasjon, hvor Harris representerte…”

Source: RevenueBase Database · checked Sep 1, 2026
11Partial evidenceOslo, Norway51-20048 contacts →

Partial evidence

“Codex Law Firm provides general legal services and is a trusted partner for all legal issues.”

Source: RevenueBase Database · checked Sep 1, 2026
12Indirect evidenceStavanger, Norway11-5044 contacts →

Indirect evidence

“I over 100 år har Haver Advokatfirma vært en trygg juridisk partner for næringslivet.”

Source: RevenueBase Database · checked Sep 1, 2026
13Indirect evidenceNorway11-5042 contacts →

Indirect evidence

“Svensson Nøkleby er regionens største forretningsjuridiske advokatfirma.”

Source: RevenueBase Database · checked Sep 1, 2026
14Partial evidenceOslo, Norway11-5041 contacts →

Partial evidence

“Dalan Law firm was founded in 1992 following a merger between the firms Dalan, Sigmond and Swang (founded in 1876) and the lawyers Lous, Hagemann, Arff-Pettersen and Løken…”

Source: RevenueBase Database · checked Sep 1, 2026
15Indirect evidenceOslo, Norway11-5041 contacts →

Indirect evidence

“Solver bistår både virksomheter og privatpersoner med problemløsning i vid forstand – vi tenker lengre enn den enkeltstående konflikten som har oppstått.”

Source: RevenueBase Database · checked Sep 1, 2026
16Indirect evidenceLillestrom, Norway11-5037 contacts →

Indirect evidence

“Advokatfirmaet Halvorsen & Co tilbyr juridiske tjenester innenfor de fleste juridiske områder, med særlig fokus på generell og spesiell forretningsjus, fast eiendom og…”

Source: RevenueBase Database · checked Sep 1, 2026
17Indirect evidenceOslo, Norway51-20035 contacts →

Indirect evidence

“Our history stretches back nearly 150 years.”

Source: RevenueBase Database · checked Sep 1, 2026
18Indirect evidenceOslo, Norway11-5032 contacts →

Indirect evidence

“Advokatfirmaet Legalis AS bistår privatpersoner innen alle sivile rettsområder, blant annet arv, skifte, familierett, fast eiendom, kjøpsrett og trygderett.”

Source: RevenueBase Database · checked Sep 1, 2026
19Indirect evidenceSandvika, Norway11-5027 contacts →

Indirect evidence

“Advokatfirmaet Dehn har kompetanse og erfaring på de fleste rettsområder, og bistår både virksomheter, privatpersoner og det offentlige.”

Source: RevenueBase Database · checked Sep 1, 2026
20Partial evidenceOslo, Norway11-5027 contacts →

Partial evidence

“BERNGAARD is a law firm in Oslo with vast expertise in construction law, technology and media, and public procurement.”

Source: RevenueBase Database · checked Sep 1, 2026
21Indirect evidenceOslo, Norway11-5024 contacts →

Indirect evidence

“Advokatfirmaet Nicolaisen & CO ANS ble etablert av advokat Bjørn Nicolaisen i 1988.”

Source: RevenueBase Database · checked Sep 1, 2026
22Indirect evidenceOslo, Norway11-5024 contacts →

Indirect evidence

“Inclusive, updated and dedicated.”

Source: RevenueBase Database · checked Sep 1, 2026
23Indirect evidenceOslo, Norway11-5024 contacts →

Indirect evidence

“RIISA har spesialkompetanse innen erstatnings- og forsikringsrett med bistand opp mot de fleste forsikringsselskaper i Norge.”

Source: RevenueBase Database · checked Sep 1, 2026
24Indirect evidenceOslo, Norway11-5022 contacts →

Indirect evidence

“Since 1986, SGB has assisted small and medium-sized businesses, public authorities and private clients with pointed, legal advice within our core areas.”

Source: RevenueBase Database · checked Sep 1, 2026
25Indirect evidenceOslo, Norway11-5019 contacts →

Indirect evidence

“Advokatfirmaet Molteberg Nilsen AS er et fullservice advokatfirma som holder til i flotte kontorer sentralt på Majorstuen.”

Source: RevenueBase Database · checked Sep 1, 2026

Showing 25 of 231 corporate law firms based in Norway

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Corporate law firms based in Norway at a glance

As of Sep 1, 2026
35.1%Verified-email coverage
3.7%Mobile-number coverage
15.2Average contacts per company
1-10Median size (employees)
44.2%Largest-city concentration · Oslo
Sep 1, 2026Page data refreshed

Companies by employee count

1-10
138
11-50
71
51-200
15
201-500
5

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 corporate law firms, 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 “corporate law firms”. 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 corporate law firms), 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 corporate law 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 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, 1,228 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 1, 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.

Corporate law firms by metro

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 corporate law firms, 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 corporate law firms are there based in Norway?

RevenueBase identified 231 corporate law 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?

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

Which city has the most corporate law firms?

Oslo leads with 102 headquartered companies, followed by Bergen (12) and Stavanger (9).

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 1,228 verified decision-maker contacts tracked across these 231 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 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 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.