Company lists · Data verified August 2026

Top 25 Data integration consulting firms based in Norway

Name: Data integration consulting firms based in Norway
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 120 companies tracked

There are 120 data integration consulting firms headquartered in Norway (RevenueBase, August 2026). RevenueBase tracks 2,151 professional contacts across them, including 942 with verified work emails and 189 with mobile numbers. Oslo is the largest hub.

This list covers data integration consulting firms headquartered in 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.

120Companies

2,151Contacts tracked

942Verified emails

189Mobile numbers

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The 25 largest data integration consulting firms based in Norway

Ranked by team size

Top 25 of 120 data integration consulting firms based in 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	Cefalo	Oslo	51-200	274	135
2	EVIDI	Sarpsborg Viken	201-500	262	164
3	Thevit	n/a	51-200	105	52
4	Move AS	Oslo	51-200	79	8
5	Cloudberries AS	n/a	51-200	78	55
6	Advania	Oslo	1,001-5,000	57	23
7	AXAZ	Oslo	51-200	56	37
8	Marcello	Oslo	51-200	50	13
9	Fraktal Norge	n/a	51-200	48	33
10	Ulriken Consulting	Kokstad	11-50	44	24
11	Frend Digital	Oslo	11-50	44	18
12	Avinto	Oslo	51-200	42	15
13	AVITO	Stavanger	11-50	38	18
14	IMETO	Oslo	11-50	35	16
15	Avella AS	n/a	11-50	30	19
16	Iizy AS	Hamar	11-50	29	22
17	Integrasjonspartner	Fredrikstad	11-50	29	20
18	Interago AS	Oslo	11-50	23	14
19	Zebra Consulting	Stavanger	11-50	18	10
20	Kadme AS	Stavanger	11-50	17	9
21	Vali AS	Oslo	11-50	17	7
22	Konik AS	Trondheim	11-50	16	10
23	Integral Consulting AS	Oslo	11-50	15	10
24	ALTRO	Oslo	11-50	15	10
25	FREI	Bergen	11-50	14	8

Showing 25 of 120 data integration consulting firms based in Norway

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Data integration consulting firms based in Norway at a glance

As of Aug 28, 2026

1-10Median size (employees)

OsloLargest hub · 51 HQs

189Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Data integration consulting firms by metro

Metro	Companies
Data integration consulting firms in Oslo	51
Data integration consulting firms in Bergen	5
Data integration consulting firms in Stavanger	5
Data integration consulting firms in Lysaker	3
Data integration consulting firms in Sandnes	2
Data integration consulting firms in Sandvika	2
Data integration consulting firms in Moss	2

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 “data integration consulting firms”, with match quality audited by blind human judging, and headquartered in 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; 2 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 data integration consulting firms are there based in Norway?

There are 120 data integration consulting firms headquartered in Norway as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most data integration consulting firms?

Oslo leads with 51 headquartered companies, followed by Bergen (5) and Stavanger (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 942 verified decision-maker contacts tracked across these 120 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.