Company lists · Data refreshed September 2026

Top 25 Outsourcing advisory firms based in Norway

RevenueBase identified 128 company matches for outsourcing advisory firms associated with Norway as of September 2026 and tracks 1,029 professional contacts across them, including 348 with verified work emails. Oslo is the largest hub.

This list covers company matches for outsourcing advisory firms 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 September 21, 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 Sep 21, 2026 How this list was built
128Companies
1,029Contacts tracked
348Verified emails
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The 25 largest outsourcing advisory firms based in Norway

Ranked by team size
Top 25 of 128 company matches for outsourcing advisory firms based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 Sep 21, 202651-200278 contacts →

Exact match

“Use our mix of local project managers and offshore consultants to solve your IT resource problems.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchOslo, NorwayHQ recorded Sep 21, 202651-200156 contacts →

Exact match

“Arkwright is a Northern European top-tier management consulting firm with offices in Oslo, Stockholm, Hamburg, and London.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchSentrum, NorwayHQ recorded Sep 21, 202651-200103 contacts →

Exact match

“TheVIT har som mål å være den beste partneren for virksomheter med ledere som vil tenke nytt og skaffe seg konkurransefordeler.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchGjøvik, NorwayHQ recorded Sep 21, 202651-20048 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 · Sep 21, 2026 · View company records in RevenueBase
5Exact matchOslo, NorwayHQ recorded Sep 21, 202611-5034 contacts →

Exact match

“Tellmann Executive Advisors er Norges fremste uavhengige rådgivermiljø innen fornyelse av ERP, forretningsløsninger og organisering av IT.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchOslo, NorwayHQ recorded Sep 21, 202611-5026 contacts →

Exact match

“Vi hjelper virksomheter å ta smartere valg innen IT, telekom og kommersiell utvikling – og bruke avtalene sine smartere for å hente ut reelle besparelser.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchTrondheim, NorwayHQ recorded Sep 21, 202651-20026 contacts →

Exact match

“Tjenester som gir deg mer tid til kjernevirksomheten.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchOslo, NorwayHQ recorded Sep 21, 202611-5018 contacts →

Exact match

“Varder er et samarbeid mellom Advokatfirmaet Hulaas og HCA Revisjon & Rådgivning.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchHønefoss, NorwayHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“Nor IT består av erfarne seniorkonsulenter med lang bransjeerfaring, bred IT-kompetanse og god forretningsforståelse.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchOslo, NorwayHQ recorded Sep 21, 20261-1011 contacts →

Exact match

“Personal Utvelgelse (PU) is a boutique advisory firm specialising in executive search, leadership assessment and organisational advisory.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchOslo, NorwayHQ recorded Sep 21, 202611-509 contacts →

Exact match

“Nordhaven, an independent M&A advisor with wide expertise and long experience.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchTrondheim, NorwayHQ recorded Sep 21, 20261-109 contacts →

Exact match

“INAQ AS provides advisory services to seafood companies and related businesses in Norway and internationally.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchLysaker, NorwayHQ recorded Sep 21, 202611-509 contacts →

Exact match

“Infima is an independent M&A advisor, who offers strategic and financial advisory services and project management to buyers and sellers of companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchOslo, NorwayHQ recorded Sep 21, 202611-509 contacts →

Exact match

“Ontogeny is a Norwegian company uniquely positioned at the intersection of management consulting and corporate finance.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchKristiansand, NorwayHQ recorded Sep 21, 20261-109 contacts →

Exact match

“Mentor Partner hjelper bedrifter i medgang og motgang.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchOslo, NorwayHQ recorded Sep 21, 202611-508 contacts →

Exact match

“Saga Corporate Finance is an independent financial advisory firm for privately held companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchSandefjord, NorwayHQ recorded Sep 21, 20261-108 contacts →

Exact match

“FITS Consulting AS is a Norwegian consulting firm focussed on IT and Technology.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchOslo, NorwayHQ recorded Sep 21, 20261-107 contacts →

Exact match

“ADVALO ble etablert i 2021, og tilbyr ledelse og lederstøtte gjennom ansatte med bred, operativ erfaring fra tidligere lederroller.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchOslo, NorwayHQ recorded Sep 21, 20261-107 contacts →

Exact match

“Established in Marchfirst is an independent M&A boutique headquartered in Oslo, Norway.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchOslo, NorwayHQ recorded Sep 21, 20261-106 contacts →

Exact match

“Eco Corporate is a partner-run consultancy within business advisory and transaction (M&A) services.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchNordfjordeid, NorwayHQ recorded Sep 21, 20261-106 contacts →

Exact match

“Segel er et bedriftsrådgivningselskap med spesialkompetanse innenfor strategi- og forretningsutvikling, markedsutvikling, internasjonalisering, innovasjonsledelse…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchKristiansand, NorwayHQ recorded Sep 21, 20261-105 contacts →

Exact match

“Able yter rådgivning i forbindelse med kjøp og salg av bedrifter.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchStraume, NorwayHQ recorded Sep 21, 20261-104 contacts →

Exact match

“Target Consulting består av konsulenter med tung faglig kompetanse i mange bransjer.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchOslo, NorwayHQ recorded Sep 21, 20261-104 contacts →

Exact match

“EMENDOR ADVISORS - hos oss vil du møte rådgivere med en unik kombinasjon av toppleder- og rådgivererfaring fra f.eks.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchOslo, NorwayHQ recorded Sep 21, 20261-104 contacts →

Exact match

“Vaar Consulting AS er et konsulentselskap som bistår offentlige og private kunder i alle anskaffelsesprosesser.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 128 outsourcing advisory firms based in Norway

See the full list, filter by size, metro and specialty, and access 348 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourcing advisory firms based in Norway at a glance

As of Sep 21, 2026
33.8%Verified-email coverage
8.0Average contacts per company
1-10Median size (employees)
44.5%Largest-city concentration · Oslo
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
101
11-50
20
51-200
6

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 128 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 “outsourcing advisory firms” 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 348 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 September 21, 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.

Outsourcing advisory firms 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 “outsourcing advisory firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourcing advisory firms are there based in Norway?

RevenueBase identified 128 company matches for outsourcing advisory firms associated with Norway as of September 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?

Cefalo tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most outsourcing advisory firms?

Oslo leads with 57 company records, followed by Trondheim (6) and Kristiansand (4).

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 348 professional contacts with verified work emails tracked across these 128 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 September 21, 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.