Company lists · Data verified August 2026

Top 25 AI cybersecurity companies based in Sweden

Name: AI cybersecurity companies based in Sweden
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 55 companies tracked

There are 55 AI cybersecurity companies headquartered in Sweden (RevenueBase, August 2026). RevenueBase tracks 1,179 professional contacts across them, including 621 with verified work emails and 31 with mobile numbers. Stockholm is the largest hub.

This list covers AI cybersecurity companies headquartered in Sweden, 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.

55Companies

1,179Contacts tracked

621Verified emails

31Mobile numbers

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The 25 largest AI cybersecurity companies based in Sweden

Ranked by team size

Top 25 of 55 AI cybersecurity companies based in Sweden, 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	Truesec	Malmo	201-500	338	205
2	Netsecurity	Stockholm	51-200	135	83
3	Clavister	n/a	51-200	115	81
4	Arctic Group	Sundsvall	51-200	69	49
5	Sciber	Alvik	51-200	56	41
6	Cparta Cyber Defense	Stockholm	51-200	55	4
7	Sentor Managed Security Services	Malmo	51-200	53	13
8	Apstec Systems	Stockholm	51-200	41	22
9	Tech STN	Boras	11-50	26	14
10	Redigo Cybersecurity	Gothenburg	11-50	17	14
11	Cyber1	Stockholm	51-200	10	5
12	ANZR	Stockholm	1-10	9	8
13	Devies Cybersecurity	Gothenburg	11-50	8	6
14	Oplane	Malmo	1-10	8	5
15	Nordic Cyber Group NCG	Stockholm	1-10	7	5
16	Cypro AB	n/a	1-10	7	3
17	Techster Solutions AB	Stockholm	1-10	7	1
18	Advenica AB	Malmo	51-200	6	4
19	Ebuilder Security	Kista	51-200	5	2
20	CYLOQ	Stockholm	1-10	4	4
21	Ruby Cyber	Stockholm	1-10	4	4
22	Sejfer AB	Molndal	1-10	4	1
23	TWO Stone IT	Stockholm	1-10	3	3
24	Skullkey Security	Eslov Skane	1-10	3	3
25	Friends Of Claudia	Goteborg	1-10	3	1

Showing 25 of 55 AI cybersecurity companies based in Sweden

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AI cybersecurity companies based in Sweden at a glance

As of Aug 28, 2026

1-10Median size (employees)

StockholmLargest hub · 24 HQs

31Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

AI cybersecurity companies by metro

Metro	Companies
AI cybersecurity companies in Stockholm	24
AI cybersecurity companies in Malmo	6
AI cybersecurity companies in Molndal	3
AI cybersecurity companies in Gothenburg	3
AI cybersecurity companies in Kista	2
AI cybersecurity companies in Goteborg	2
AI cybersecurity companies in Partille	1

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 “AI cybersecurity companies”, with match quality audited by blind human judging, and headquartered in Sweden.
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; 4 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 AI cybersecurity companies are there based in Sweden?

There are 55 AI cybersecurity companies headquartered in Sweden as of August 2026 (RevenueBase).

What is the largest company on this list?

Truesec, headquartered in Malmo, tops this list with the largest team on record.

Which city has the most AI cybersecurity companies?

Stockholm leads with 24 headquartered companies, followed by Malmo (6) and Molndal (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 621 verified decision-maker contacts tracked across these 55 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.