Company lists · Data verified August 2026

Top 25 Cybersecurity consulting firms based in Norway

Name: Cybersecurity 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 58 companies tracked

There are 58 cybersecurity consulting firms headquartered in Norway (RevenueBase, August 2026). RevenueBase tracks 1,139 professional contacts across them, including 333 with verified work emails and 62 with mobile numbers. Oslo is the largest hub.

This list covers cybersecurity 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.

58Companies

1,139Contacts tracked

333Verified emails

62Mobile numbers

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The 25 largest cybersecurity consulting firms based in Norway

Ranked by team size

Top 25 of 58 cybersecurity 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	Netnordic Norway	Lysaker	501-1,000	224	30
2	Upheads	Sandefjord	201-500	197	146
3	Defendable	Fredrikstad	51-200	85	40
4	EMP Secure	Nesttun	51-200	74	1
5	Omegapoint Norge	n/a	51-200	50	12
6	OMNY	Oslo	11-50	42	26
7	Sicra AS	Oslo	11-50	36	23
8	Ivolv Cybersecurity	Sandnes	11-50	22	10
9	Bluetree AS	n/a	11-50	18	10
10	O3c	Oslo	11-50	10	7
11	Nemko System Sikkerhet AS	Arendal	1-10	8	3
12	Houmb AS	Brumunddal	1-10	7	1
13	Sorasec	Oslo	1-10	6	4
14	Cuvee Consulting AS	Oslo	1-10	5	5
15	Cloudworks	n/a	11-50	5	2
16	Binary Security AS	Oslo	1-10	3	3
17	Peer Consulting AS	Oslo	1-10	3	2
18	Absec Absolute Security	Oslo	1-10	2	1
19	Secunor	Oslo	1-10	2	1
20	Antares AS	Oslo	1-10	2	1
21	Crosspoint Labs	n/a	11-50	1	1
22	Scare AS	Vinterbro	1-10	1	1
23	Northwall	Sandefjord	1-10	1	1
24	Amplio Group AS	Oslo	1-10	1	1
25	Easywave	Oslo	1-10	1	1

Showing 25 of 58 cybersecurity consulting firms based in Norway

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Cybersecurity consulting firms based in Norway at a glance

As of Aug 28, 2026

1-10Median size (employees)

OsloLargest hub · 24 HQs

62Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Cybersecurity consulting firms by metro

Metro	Companies
Cybersecurity consulting firms in Oslo	24
Cybersecurity consulting firms in Fredrikstad	2
Cybersecurity consulting firms in Sandefjord	2
Cybersecurity consulting firms in Sandnes	2
Cybersecurity consulting firms in Lysaker	2
Cybersecurity consulting firms in Fornebu	2
Cybersecurity consulting firms in Trondheim	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 “cybersecurity 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; 0 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 cybersecurity consulting firms are there based in Norway?

There are 58 cybersecurity consulting firms headquartered in Norway as of August 2026 (RevenueBase).

What is the largest company on this list?

Netnordic Norway, headquartered in Lysaker, tops this list with the largest team on record.

Which city has the most cybersecurity consulting firms?

Oslo leads with 24 headquartered companies, followed by Fredrikstad (2) and Sandefjord (2).

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 333 verified decision-maker contacts tracked across these 58 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.