Company lists · Data refreshed November 2026

Top 25 Cybersecurity consultancies based in Norway

RevenueBase identified 166 company matches for cybersecurity consultancies associated with Norway as of November 2026 and tracks 2,988 professional contacts across them, including 819 with verified work emails. Oslo is the largest hub.

This list covers company matches for cybersecurity consultancies 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
166Companies
2,988Contacts tracked
819Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest cybersecurity consultancies based in Norway

Ranked by team size
Top 25 of 166 company matches for cybersecurity consultancies 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 matchLysaker, NorwayHQ recorded Nov 6, 2026501-1,000254 contacts →

Exact match

“Hva er et selskaps viktigste konkurransefortrinn?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSandnes, NorwayHQ recorded Nov 6, 2026201-500216 contacts →

Exact match

“Vi lager sikre IT-løsninger for små og mellomstore bedrifter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchKolsås, NorwayHQ recorded Nov 6, 2026201-500179 contacts →

Exact match

“Gjennom rådgivning, kontrollaktiviteter, tilsyn, testing og forskning bidrar NSM til at virksomheter sikrer sivil og militær informasjon, systemer, objekter og infrastruktur med…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchOslo, NorwayHQ recorded Nov 6, 2026201-500111 contacts →

Exact match

“Rådgivende og utførende sikkerhetskonsulenter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact 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
8Exact 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
9Exact matchOslo, NorwayHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Pistachio: Human Cyber Risk Management for Lean IT Teams Manage human cyber risk without adding workload.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact 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
11Exact 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
12Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5045 contacts →

Exact match

“Omny protects industrial companies against cybersecurity threats by providing both holistic visibility into Operational Technology (OT) environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOslo, NorwayHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Kommando is an IT security company that was established in summer 2017 and specializes in Identity Security.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact 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
15Exact 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
16Exact matchKviteseid, NorwayHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“NC-Spectrum er et IT-selskap med høy kompetanse innen nettverk og informasjonssikkerhet.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFrogner, NorwayHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“We deliver secure digital transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchOslo, NorwayHQ recorded Nov 6, 20261,001-5,00023 contacts →

Exact match

“Infinigate Group er en verdiøkende distributør, fullt forpliktet til bærekraftige, ledende cybersikkerhetsløsninger.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Sysint AS is a Norwegian consulting company that provides business and technology consulting to private and public companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact 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
21Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Our goal is to make our customers so resilient that serious incidents and crises are avoided.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Garnes Data er din proaktive IT-partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBjørkelangen, NorwayHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Microsoft 365, Office 365, SaaS, LaaS, Hosting, NaaS, Fortigate, Cisco, IT konsulenttjenester”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchOslo, NorwayHQ recorded Nov 6, 20261-1016 contacts →

Exact match

“Konsilito er et IT-rådgivningsmiljø som skal være Norges største og beste på personvern og ha et sterkt fagmiljø innen etterlevelse av myndighetskrav, it-sikkerhet, ledelse og…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchOslo, NorwayHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“O3C (O3 Cyber) was born through the community as a podcast in January 2021.”

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

Showing 25 of 166 cybersecurity consultancies based in Norway

See the full list, filter by size, metro and specialty, and access 819 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Cybersecurity consultancies based in Norway at a glance

As of Nov 6, 2026
27.4%Verified-email coverage
18.0Average contacts per company
1-10Median size (employees)
44.0%Largest-city concentration · Oslo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
107
11-50
39
51-200
10
201-500
7
501-1,000
1
1,001-5,000
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 166 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 “cybersecurity consultancies” 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 819 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.

Cybersecurity consultancies 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 “cybersecurity consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cybersecurity consultancies are there based in Norway?

RevenueBase identified 166 company matches for cybersecurity consultancies 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 cybersecurity consultancies?

Oslo leads with 73 company records, followed by Trondheim (8) and Bergen (5).

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 819 professional contacts with verified work emails tracked across these 166 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.

Ready to reach these companies? Verified emails and direct dials for all 166 cybersecurity consultancies based in Norway. Start with a free account, no credit card.

Download this list →

Related lists

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.