Company lists · Data verified August 2026

Top 25 Cybersecurity incident response firms based in Sweden

There are 58 cybersecurity incident response firms headquartered in Sweden (RevenueBase, August 2026). RevenueBase tracks 1,114 professional contacts across them, including 548 with verified work emails and 44 with mobile numbers. Stockholm is the largest hub.

This list covers cybersecurity incident response firms 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.

58Companies
1,114Contacts tracked
548Verified emails
44Mobile numbers
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The 25 largest cybersecurity incident response firms based in Sweden

Ranked by team size
Top 25 of 58 cybersecurity incident response firms based in Sweden, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1TruesecMalmo201-500338205
2NetsecurityStockholm51-20013583
3Cuebidn/a51-2007753
4OnevinnKarlstad51-200701
5Cparta Cyber DefenseStockholm51-200554
6Sentor Managed Security ServicesMalmo51-2005313
7Core To CloudStockholm11-503825
8River SecurityStockholm11-503015
9Netclean TechnologiesGoteborg11-502721
10Tech STNBoras11-502614
11BodforssStockholm11-501716
12Redigo CybersecurityGothenburg11-501714
13Cyber Instincts ABGothenburg1-10157
14VENOROstermalm11-50127
15CynodeStockholm11-50116
16Cyber1Stockholm51-200105
17BT ComplianceStockholm11-5095
18CAG SecurityStockholm11-5086
19Nordic Cyber Group NCGStockholm1-1075
20Cypro ABn/a1-1073
21Techster Solutions ABStockholm1-1071
22ActalosGoteborg1-1066
23EnlightsecLinkoping1-1065
24UCS Cyber SecurityLinkoping1-1055
25Ebuilder SecurityKista51-20052

Showing 25 of 58 cybersecurity incident response firms based in Sweden

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Cybersecurity incident response firms based in Sweden at a glance

As of Aug 28, 2026
1-10Median size (employees)
StockholmLargest hub · 31 HQs
44Contacts with mobile numbers
1Emails re-verified in last 30 days

Companies by employee count

1-10
37
11-50
11
51-200
7
201-500
2
501-1,000
1

Cybersecurity incident response firms by metro

MetroCompanies
Cybersecurity incident response firms in Stockholm31
Cybersecurity incident response firms in Gothenburg5
Cybersecurity incident response firms in Malmo4
Cybersecurity incident response firms in Linkoping2
Cybersecurity incident response firms in Goteborg2
Cybersecurity incident response firms in Morbylanga1
Cybersecurity incident response firms in Karlstad1

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 incident response firms”, 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; 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 incident response firms are there based in Sweden?

There are 58 cybersecurity incident response firms 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 cybersecurity incident response firms?

Stockholm leads with 31 headquartered companies, followed by Gothenburg (5) and Malmo (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 548 verified decision-maker contacts tracked across these 58 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.