Company lists · Data refreshed September 2026

Top 20 Employment law consulting firms based in Oslo, Norway

RevenueBase identified 38 employment law consulting firms headquartered in Oslo, Norway as of September 2026 and tracks 493 professional contacts across them, including 155 with verified work emails and 23 with mobile numbers. Oslo is the largest hub.

This list covers employment law consulting firms headquartered in Oslo, 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 12, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 12, 2026 86% judged on-target in blind review
38Companies
493Contacts tracked
155Verified emails
23Mobile numbers
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The 20 largest employment law consulting firms based in Oslo, Norway

Ranked by team size
Top 20 of 38 employment law consulting firms based in Oslo, Norway, ranked by team size, largest first. Data refreshed Sep 12, 2026. RevenueBase Smart Search rates how each company's information relates to employment law consulting 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
1Partial evidenceOslo, NorwayHQ checked Sep 12, 202651-200132 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 12, 2026
2Strong evidenceOslo, NorwayHQ checked Sep 12, 202651-20080 contacts →

Strong 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 12, 2026
3Indirect evidenceOslo, NorwayHQ checked Sep 12, 202611-5032 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 12, 2026
4Indirect evidenceOslo, NorwayHQ checked Sep 12, 202611-5018 contacts →

Indirect evidence

“Hos Advokatfirmaet Lippestad er vi store nok til å håndtere komplekse juridiske utfordringer, men små nok til å gi personlig oppfølging.”

Source: RevenueBase Database · checked Sep 12, 2026
5Indirect evidenceOslo, NorwayHQ checked Sep 12, 202611-5016 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 12, 2026
6Strong evidenceOslo, NorwayHQ checked Sep 12, 202611-5015 contacts →

Strong evidence

“Helmr is a commercial law firm focusing on employment law and HR, based in Oslo, Norway.”

Source: RevenueBase Database · checked Sep 12, 2026
7Partial evidenceOslo, NorwayHQ checked Sep 12, 202611-5013 contacts →

Partial evidence

“Wahl-Larsen Advokatfirma AS is a law firm centrally situated in Oslo, founded in 1874.”

Source: RevenueBase Database · checked Sep 12, 2026
8Strong evidenceOslo, NorwayHQ checked Sep 12, 202611-5012 contacts →

Strong evidence

“Littler is the largest global employment and labor law practice, representing management in all aspects of employment and labor law and serving as a single-source solution…”

Source: RevenueBase Database · checked Sep 12, 2026
9Indirect evidenceOslo, NorwayHQ checked Sep 12, 202611-5012 contacts →

Indirect evidence

“IMPACT er et fullverdig HR-konsulenthus med spesialisering innen rekruttering, omstilling, outplacement og utvikling.”

Source: RevenueBase Database · checked Sep 12, 2026
10Indirect evidenceOslo, NorwayHQ checked Sep 12, 202611-5010 contacts →

Indirect evidence

“Advokatfirmaet Robertsen er et moderne advokatfirma med solid bakgrunn og historie.”

Source: RevenueBase Database · checked Sep 12, 2026
11Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-105 contacts →

Indirect evidence

“RETT PÅ SAK Vi tilbyr advokattjenester av høy kvalitet, og legger stor vekt på personlig og hurtig oppfølging av våre kunder.”

Source: RevenueBase Database · checked Sep 12, 2026
12Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-105 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 12, 2026
13Partial evidenceOslo, NorwayHQ checked Sep 12, 20261-104 contacts →

Partial evidence

“Gille advokater DA is a boutique firm within the fields of- IT law - Intellectual Property Rights - Public procurement - Delivery contract, construction law and offshore -…”

Source: RevenueBase Database · checked Sep 12, 2026
14Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-104 contacts →

Indirect evidence

“Vi bistår private og næringsdrivende i en rekke ulike rettsområder.”

Source: RevenueBase Database · checked Sep 12, 2026
15Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-103 contacts →

Indirect evidence

“Advokater med spesiell kompetanse innenfor områdene erstatningsrett, strafferett, familierett og arbeidsrett.”

Source: RevenueBase Database · checked Sep 12, 2026
16Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-102 contacts →

Indirect evidence

“Hjelseth Advokatfirma hjelper private selskaper og personer med juridiske problemstillinger i nærings- og arbeidslivet.”

Source: RevenueBase Database · checked Sep 12, 2026
17Partial evidenceOslo, NorwayHQ checked Sep 12, 20261-102 contacts →

Partial evidence

“König Consulting is a management consulting company established by Robert König.”

Source: RevenueBase Database · checked Sep 12, 2026
18Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-101 contacts →

Indirect evidence

“HR EKSPERTENE is a niche consultancy company providing HR consultancy to both employers and private individuals.”

Source: RevenueBase Database · checked Sep 12, 2026
19Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-101 contacts →

Indirect evidence

“Reinholdt Advokatfirma AS - We provide legal advise to individuals and small- and medium size businesses.”

Source: RevenueBase Database · checked Sep 12, 2026
20Indirect evidenceOslo, NorwayHQ checked Sep 12, 20261-101 contacts →

Indirect evidence

“House Legal Advokat AS tilbyr spesialtilpasset forretningsjuridisk rådgivning, selskapsrådgivning og ledelsesstøtte til små og store bedrifter.”

Source: RevenueBase Database · checked Sep 12, 2026

Showing 20 of 38 employment law consulting firms based in Oslo, Norway

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Employment law consulting firms based in Oslo, Norway at a glance

As of Sep 12, 2026
31.4%Verified-email coverage
4.7%Mobile-number coverage
13.0Average contacts per company
1-10Median size (employees)
105.3%Largest-city concentration · Oslo
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
10
51-200
3

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.0d

Company record updated

Median 65.0d

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 employment law consulting 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 Oslo, Norway whose own description of what they do matches “employment law consulting 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 employment law consulting 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 employment law consulting firms, and records with no verified work email. Companies headquartered outside Oslo 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, 155 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 12, 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.

Employment law consulting firms by metro in Norway

  • Employment law consulting firms in Oslo40

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 employment law consulting 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 employment law consulting firms are there based in Oslo, Norway?

RevenueBase identified 38 employment law consulting firms headquartered in Oslo, 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?

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

Which city has the most employment law consulting firms?

Oslo leads with 40 headquartered companies, followed by Kristiansand (5) and Trondheim (5).

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 155 verified decision-maker contacts tracked across these 38 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 12, 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.