Company lists · Data verified August 2026

Top 25 Cybersecurity service providers based in Finland

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 76 companies tracked

There are 76 cybersecurity service providers headquartered in Finland (RevenueBase, August 2026). RevenueBase tracks 1,034 professional contacts across them, including 414 with verified work emails and 33 with mobile numbers. Helsinki is the largest hub.

This list covers cybersecurity service providers 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.

76Companies

1,034Contacts tracked

414Verified emails

33Mobile numbers

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The 25 largest cybersecurity service providers based in Finland

Ranked by team size

Top 25 of 76 cybersecurity service providers 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	Arctic Security LTD	Oulu	11-50	20	15
6	Fraktal	Helsinki	11-50	17	12
7	Secure Cloud Finland OY	Helsinki	11-50	14	13
8	Locotech OY	Helsinki	11-50	14	10
9	Promea	Helsinki	11-50	14	9
10	Cyberwatch Finland	Helsinki	1-10	11	5
11	Fitsec LTD	Espoo	1-10	10	1
12	Jmjping OY	Loimaa	1-10	8	6
13	Rugged Tooling	Oulu	11-50	7	6
14	Unbreach	Espoo	1-10	7	6
15	Prosecom OY	Kuopio	1-10	7	4
16	Tietoturvatoimisto Monti	Espoo	1-10	6	6
17	Cyberismo	Tampere	1-10	6	5
18	NS Advance	Espoo	51-200	6	1
19	Cyberdo OY	Helsinki	1-10	5	5
20	Ngit OY	Jyvaskyla	1-10	5	5
21	Braveson	Jyvaskyla	1-10	5	4
22	Fordione OY	Helsinki	1-10	4	3
23	Secflow OY	Helsinki	1-10	4	1
24	Finceptum OY	Riihimaki	1-10	3	2
25	Cyber Security Finland	Helsinki	11-50	3	1

Showing 25 of 76 cybersecurity service providers based in Finland

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Cybersecurity service providers based in Finland at a glance

As of Aug 28, 2026

1-10Median size (employees)

HelsinkiLargest hub · 26 HQs

33Contacts with mobile numbers

1Emails 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 Helsinki	26
Cybersecurity service providers in Espoo	12
Cybersecurity service providers in Tampere	7
Cybersecurity service providers in Oulu	5
Cybersecurity service providers in Vantaa	5
Cybersecurity service providers in Kuopio	4
Cybersecurity service providers 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 service providers”, 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; 1 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 Finland?

There are 76 cybersecurity service providers 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 service providers?

Helsinki leads with 26 headquartered companies, followed by Espoo (12) and Tampere (7).

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 414 verified decision-maker contacts tracked across these 76 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.