Company lists · Data verified August 2026

Top 25 Accounts management consulting firms based in Oslo, Norway

Name: Accounts management consulting firms based in Oslo, Norway
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 83 companies tracked

There are 83 accounts management consulting firms headquartered in Oslo, Norway (RevenueBase, August 2026). RevenueBase tracks 517 professional contacts across them, including 120 with verified work emails and 29 with mobile numbers. Oslo is the largest hub.

This list covers accounts management 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. Data current as of August 28, 2026.

83Companies

517Contacts tracked

120Verified emails

29Mobile numbers

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The 25 largest accounts management consulting firms based in Oslo, Norway

Ranked by team size

Top 25 of 83 accounts management consulting firms based in Oslo, Norway, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Trifid	Oslo	51-200	61	36
2	Triangel AS	Oslo	11-50	20	7
3	Revisjonsfirmaet Flattum & CO AS	Oslo	11-50	15	5
4	Nordic Adviser AS	Oslo	11-50	12	3
5	Waken AS	Oslo	51-200	11	9
6	Regnskapshuset AS	Oslo	11-50	10	4
7	Norsk Regnskap	Oslo	11-50	9	6
8	Axera Business Management AS	Oslo	11-50	9	2
9	Ontogeny	Oslo	11-50	9	2
10	To Streker Økonomi AS	Oslo	1-10	8	7
11	Advalo	Oslo	1-10	7	3
12	NRP Business Management AS	Oslo	11-50	6	2
13	Batera Nordic	Oslo	1-10	5	4
14	Leija AS	Oslo	1-10	5	3
15	DM Regnskap Oslo AS	Oslo	1-10	5	1
16	Emendor Advisors AS	Oslo	1-10	4	2
17	Plus Consulting AS	Oslo	1-10	4	1
18	B64	Oslo	1-10	3	1
19	Foresight Consulting AS	Oslo	1-10	3	1
20	Sisu Business	Oslo	1-10	2	2
21	Initech Consulting AS	Oslo	1-10	2	2
22	Numetric AS	Oslo	1-10	2	2
23	KEY Account AS	Oslo	1-10	2	1
24	Kristoffersen & Berg AS	Oslo	1-10	2	1
25	Negotie	Oslo	1-10	1	1

Showing 25 of 83 accounts management consulting firms based in Oslo, Norway

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Accounts management consulting firms based in Oslo, Norway at a glance

As of Aug 28, 2026

1-10Median size (employees)

OsloLargest hub · 83 HQs

29Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Accounts management consulting firms by metro in Norway

Metro	Companies
Accounts management consulting firms in Oslo	83
Accounts management consulting firms in Bergen	13
Accounts management consulting firms in Trondheim	9
Accounts management consulting firms in Drammen	7
Accounts management consulting firms in Sandnes	6
Accounts management consulting firms in Kristiansand	5
Accounts management consulting firms in Tonsberg	5

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “accounts management consulting firms”, with match quality audited by blind human judging, and headquartered in Oslo, Norway.
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: Contact records re-verify on a rolling cadence; 1 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many accounts management consulting firms are there based in Oslo, Norway?

There are 83 accounts management consulting firms headquartered in Oslo, Norway as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most accounts management consulting firms?

Oslo leads with 83 headquartered companies, followed by Bergen (13) and Trondheim (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 120 verified decision-maker contacts tracked across these 83 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.