Company lists · Data verified August 2026

Top 25 Cybersecurity consulting firms based in Denmark

Name: Cybersecurity consulting firms based in Denmark
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 128 companies tracked

There are 128 cybersecurity consulting firms headquartered in Denmark (RevenueBase, August 2026). RevenueBase tracks 842 professional contacts across them, including 211 with verified work emails and 41 with mobile numbers. Copenhagen is the largest hub.

This list covers cybersecurity consulting firms headquartered in Denmark, 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.

128Companies

842Contacts tracked

211Verified emails

41Mobile numbers

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The 25 largest cybersecurity consulting firms based in Denmark

Ranked by team size

Top 25 of 128 cybersecurity consulting firms based in Denmark, 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	Reversec	n/a	201-500	173	110
2	Kopenhagen Konsulting	n/a	51-200	68	2
3	Mindcore	Kongens Lyngby	11-50	42	12
4	Safesqr	Copenhagen	11-50	22	17
5	Defensive Group	Solrod Strand Zealand	11-50	20	2
6	Prueba Cybersecurity	Esbjerg Of Southern	11-50	19	1
7	2c Networks	Viby J	11-50	17	6
8	Sikring Nord A S	Saeby	1-10	12	1
9	Columbus Security	Ballerup	1,001-5,000	11	6
10	Ceta Cyber Defence	Vaerlose	11-50	11	3
11	Consensus IT A S	Kobenhavn	1-10	9	5
12	LCG	Naestved Zealand	11-50	9	1
13	Haze Networks APS	Kobenhavn	1-10	9	1
14	Cybernordic	Copenhagen Capital Of Denmark	1-10	8	5
15	Cyber Partners	Aarhus Central	1-10	7	4
16	Danish Cyber Defence	Copenhagen	11-50	7	2
17	Banshie	n/a	11-50	6	3
18	Openit	Hvidovre	1-10	6	1
19	Cloudworks Danmark	Vallensbaek	11-50	4	3
20	Teamit APS	Kolding	11-50	4	1
21	Happy42	Aarhus	1-10	3	2
22	Riskkey	Copenhagen	1-10	3	1
23	E-Ducators	Herlev	1-10	3	1
24	Nil815	n/a	1-10	2	2
25	Itsikkerhedsgruppen	Jyllinge	1-10	1	1

Showing 25 of 128 cybersecurity consulting firms based in Denmark

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 211 reachable decision-makers.

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Cybersecurity consulting firms based in Denmark at a glance

As of Aug 28, 2026

1-10Median size (employees)

CopenhagenLargest hub · 12 HQs

41Contacts 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

1,001-5,000

Cybersecurity consulting firms by metro

Metro	Companies
Cybersecurity consulting firms in Copenhagen	12
Cybersecurity consulting firms in Kobenhavn	5
Cybersecurity consulting firms in Aarhus Central	4
Cybersecurity consulting firms in Kobenhavn K	3
Cybersecurity consulting firms in Herlev	3
Cybersecurity consulting firms in Hellerup	3
Cybersecurity consulting firms in Aalborg	3

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 Denmark.
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 Denmark?

There are 128 cybersecurity consulting firms headquartered in Denmark as of August 2026 (RevenueBase).

What is the largest company on this list?

Reversec, headquartered in Denmark, tops this list with the largest team on record.

Which city has the most cybersecurity consulting firms?

Copenhagen leads with 12 headquartered companies, followed by Kobenhavn (5) and Aarhus Central (4).

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 211 verified decision-maker contacts tracked across these 128 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.