Company lists · Data verified August 2026

Top 25 Cybersecurity service providers based in Denmark

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 99 companies tracked

There are 99 cybersecurity service providers headquartered in Denmark (RevenueBase, August 2026). RevenueBase tracks 901 professional contacts across them, including 182 with verified work emails and 37 with mobile numbers. Copenhagen is the largest hub.

This list covers cybersecurity service providers 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.

99Companies

901Contacts tracked

182Verified emails

37Mobile numbers

Unlock all 99 companies Free account · no credit card · 2 minutes

The 25 largest cybersecurity service providers based in Denmark

Ranked by team size

Top 25 of 99 cybersecurity service providers 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	Heimdal	Kobenhavn V Copenhagen	51-200	150	1
3	Kopenhagen Konsulting	n/a	51-200	68	2
4	Trifork Security	Aalborg	11-50	30	7
5	Safesqr	Copenhagen	11-50	22	17
6	Defensive Group	Solrod Strand Zealand	11-50	20	2
7	Prueba Cybersecurity	Esbjerg Of Southern	11-50	19	1
8	2c Networks	Viby J	11-50	17	6
9	Ceta Cyber Defence	Vaerlose	11-50	11	3
10	Consensus IT A S	Kobenhavn	1-10	9	5
11	LCG	Naestved Zealand	11-50	9	1
12	Haze Networks APS	Kobenhavn	1-10	9	1
13	Cybernordic	Copenhagen Capital Of Denmark	1-10	8	5
14	Cyber Partners	Aarhus Central	1-10	7	4
15	Banshie	n/a	11-50	6	3
16	Opiniosec	Hellerup	1-10	5	2
17	Teamit APS	Kolding	11-50	4	1
18	Riskkey	Copenhagen	1-10	3	1
19	Nil815	n/a	1-10	2	2
20	Sekuritet	Albertslund	1-10	2	1
21	Nielco IT	Hadsten Central	1-10	1	1
22	Sndnss APS	Hedehusene	1-10	1	1
23	Qualsec	Horsens	1-10	1	1
24	Solutionlab	Hellerup	1-10	1	1
25	VZ Secure	Copenhagen Capital Of Denmark	1-10	1	1

Showing 25 of 99 cybersecurity service providers based in Denmark

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 182 reachable decision-makers.

Free account · no credit card

See all 99 companies

Cybersecurity service providers based in Denmark at a glance

As of Aug 28, 2026

1-10Median size (employees)

CopenhagenLargest hub · 11 HQs

37Contacts 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 service providers by metro

Metro	Companies
Cybersecurity service providers in Copenhagen	11
Cybersecurity service providers in Kobenhavn	4
Cybersecurity service providers in Copenhagen Capital Of Denmark	3
Cybersecurity service providers in Aarhus Central	3
Cybersecurity service providers in Hellerup	3
Cybersecurity service providers in Kobenhavn K	2
Cybersecurity service providers in Aalborg	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 service providers”, 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 service providers are there based in Denmark?

There are 99 cybersecurity service providers 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 service providers?

Copenhagen leads with 11 headquartered companies, followed by Kobenhavn (4) and Copenhagen Capital Of Denmark (3).

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 182 verified decision-maker contacts tracked across these 99 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.

Ready to reach these companies? Verified emails and direct dials for all 99 cybersecurity service providers based in Denmark. Start with a free account, no credit card.

Get the full list

Related lists

Cybersecurity service providers by geography

Browse the directory

Browse: Companies home · All Denmark lists · All Cybersecurity service providers lists · New lists

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.