Company lists · Data refreshed November 2026

Top 25 Cyber services based in Norway

RevenueBase identified 88 company matches for cyber services associated with Norway as of November 2026 and tracks 1,181 professional contacts across them, including 333 with verified work emails. Oslo is the largest hub.

This list covers company matches for cyber services 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 November 6, 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 Nov 6, 2026 How this list was built
88Companies
1,181Contacts tracked
333Verified emails
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The 25 largest cyber services based in Norway

Ranked by team size
Top 25 of 88 company matches for cyber services based in Norway, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 Nov 6, 2026201-500351 contacts →

Exact match

“mnemonic is a European cybersecurity specialist with over 25 years of experience solving Europe’s most complex cybersecurity challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchOslo, NorwayHQ recorded Nov 6, 202651-200146 contacts →

Exact match

“Netsecurity is a dedicated cyber security company that helps companies before, during and after an attack.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchOslo, NorwayHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“At Defendable we have made it our mission to help make you and your company just that: defendable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchHaugesund, NorwayHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“EMP Secure is full service IT-provider offering innovative IT technologies and cyber security solutions for businesses in various industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKristiansand S, NorwayHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Bitpro sin visjon er å forenkle og forbedre kundens digitale hverdag.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5052 contacts →

Exact match

“Sicra ble grunnlagt i Norge i 2016 med en tydelig overbevisning: God forretning krever god sikkerhet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Introducing River Security's Offensive Security Operations Center: Pioneering Attack Surface Management and Continuous Penetration Testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Creating a Trusted and Secure Workforce.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSandnes, NorwayHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“ivolv is here to assist your organization in building effective protection and resilience against cyber attacks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLysaker, NorwayHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“At TechAgrim, we are dedicated to delivering cutting-edge cybersecurity solutions, tailored to protect your digital assets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“The Nordic Maritime Cyber Resilience Centre - NORMA Cyber provides centralised functions and services for its members such as threat intelligence, incident and crisis response.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact match9019, NorwayHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Bedriftssystemer er et privateid selskap som tilbyr tjenester innen datalagring, skytjenester, systemintegrasjon og datasikkerhet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchArendal, NorwayHQ recorded Nov 6, 20261-108 contacts →

Exact match

“System Sikkerhet AS is the longest running purely Information security company in Norway.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKlepp, NorwayHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Vi er et IT-firma som ble etablert i 2013, og våre ansatte har mange års erfaring med datarelatert utstyr og tjenester (salg, leveranse, drift og vedlikehold av servere, nettverk…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBrumunddal, NorwayHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Houmb AS brings broad industrial and academic cybersecurity experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDrammen, NorwayHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Totalleverandør av IT og sikkerhet med egen infrastruktur på servertjenester.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSandnes, NorwayHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Teknisk Multimedia provides IT operations, support, and technical solutions for businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNorwayHQ recorded Nov 6, 202651-2007 contacts →

Exact match

“IT-konsulentselskap”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOslo, NorwayHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Vår kjernevirksomhet er sikkerhetstesting og SOC-tjenester.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchOslo, NorwayHQ recorded Nov 6, 20261-105 contacts →

Exact match

“We are a team of certified security experts that are passionate about providing the best possible security service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOslo, NorwayHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Stella IT er totalleverandør av IT tjenester til bedriftsmarkedet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSandnes, NorwayHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Serviceinnstilte: Tilgjengelig når kunden trenger det – vi kan det meste, og det vi ikke kan har vi i nettverket vårt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSlemmestad, NorwayHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchVettre, NorwayHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Datakriminalitet er i sterk vekst, Google rapporterer om 180% økning i hackede nettsider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRakkestad, NorwayHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Sentrum Data AS er leverandør av IKT-tjenester og produkter til kunder i SMB-markedet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 88 cyber services based in Norway

See the full list, filter by size, metro and specialty, and access 333 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cyber services based in Norway at a glance

As of Nov 6, 2026
28.2%Verified-email coverage
13.4Average contacts per company
1-10Median size (employees)
33.0%Largest-city concentration · Oslo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
62
11-50
16
51-200
7
201-500
1

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 88 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 “cyber services” 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 333 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 November 6, 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.

Cyber services 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 “cyber services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cyber services are there based in Norway?

RevenueBase identified 88 company matches for cyber services associated with Norway as of November 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?

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

Which city has the most cyber services?

Oslo leads with 29 company records, followed by Sandnes (4) and Asker (3).

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 333 professional contacts with verified work emails tracked across these 88 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 November 6, 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.