Company lists · Data verified August 2026

Top 25 Cybersecurity support companies based in Finland

Name: Cybersecurity support companies based in Finland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 67 companies tracked

There are 67 cybersecurity support companies headquartered in Finland (RevenueBase, August 2026). RevenueBase tracks 662 professional contacts across them, including 389 with verified work emails and 30 with mobile numbers. Helsinki is the largest hub.

This list covers cybersecurity support companies headquartered in Finland, 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.

67Companies

662Contacts tracked

389Verified emails

30Mobile numbers

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The 25 largest cybersecurity support companies based in Finland

Ranked by team size

Top 25 of 67 cybersecurity support companies based in Finland, 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	sekoia.io	Helsinki	51-200	132	83
2	Nixu Corporation	Espoo	501-1,000	129	70
3	NETOX	Oulu	51-200	119	93
4	2ns Cybersecurity OY	Espoo	11-50	43	29
5	Silverskin Information Security OY	Helsinki	11-50	25	9
6	Arctic Security LTD	Oulu	11-50	20	15
7	Fraktal	Helsinki	11-50	17	12
8	Promea	Helsinki	11-50	14	9
9	Cyberwatch Finland	Helsinki	1-10	11	5
10	Fitsec LTD	Espoo	1-10	10	1
11	Jmjping OY	Loimaa	1-10	8	6
12	Unbreach	Espoo	1-10	7	6
13	Tietoturvatoimisto Monti	Espoo	1-10	6	6
14	Cyberismo	Tampere	1-10	6	5
15	NS Advance	Espoo	51-200	6	1
16	Ngit OY	Jyvaskyla	1-10	5	5
17	Cyberdo OY	Helsinki	1-10	5	5
18	Braveson	Jyvaskyla	1-10	5	4
19	Fordione OY	Helsinki	1-10	4	3
20	Phisherie	Helsinki	1-10	4	1
21	Finceptum OY	Riihimaki	1-10	3	2
22	IT Hammer Solutions OY	Turku	1-10	3	2
23	Cyber Security Finland	Helsinki	11-50	3	1
24	ROXEC	Tampere	1-10	3	1
25	Käpy A.I. OY	Kuopio	1-10	3	1

Showing 25 of 67 cybersecurity support companies based in Finland

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Cybersecurity support companies based in Finland at a glance

As of Aug 28, 2026

1-10Median size (employees)

HelsinkiLargest hub · 24 HQs

30Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

501-1,000

Cybersecurity support companies by metro

Metro	Companies
Cybersecurity support companies in Helsinki	24
Cybersecurity support companies in Espoo	10
Cybersecurity support companies in Tampere	6
Cybersecurity support companies in Oulu	4
Cybersecurity support companies in Vantaa	3
Cybersecurity support companies in Kuopio	3
Cybersecurity support companies in Jarvenpaa	2
Cybersecurity support companies in Loimaa	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 support companies”, with match quality audited by blind human judging, and headquartered in Finland.
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 support companies are there based in Finland?

There are 67 cybersecurity support companies headquartered in Finland as of August 2026 (RevenueBase).

What is the largest company on this list?

sekoia.io, headquartered in Helsinki, tops this list with the largest team on record.

Which city has the most cybersecurity support companies?

Helsinki leads with 24 headquartered companies, followed by Espoo (10) and Tampere (6).

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 389 verified decision-maker contacts tracked across these 67 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.