Company lists · Data verified August 2026

Top 16 Application security testing companies based in Sweden

Name: Application security testing companies based in Sweden
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 30 companies tracked

There are 30 application security testing companies headquartered in Sweden (RevenueBase, August 2026). RevenueBase tracks 244 professional contacts across them, including 105 with verified work emails and 5 with mobile numbers. Stockholm is the largest hub.

This list covers application security testing 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.

30Companies

244Contacts tracked

105Verified emails

5Mobile numbers

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The 16 largest application security testing companies based in Sweden

Ranked by team size

Top 16 of 30 application security testing 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	Detectify	Stockholm	51-200	94	38
2	River Security	Stockholm	11-50	30	15
3	Sourcecom Svenska AB	Stockholm	11-50	14	8
4	Nordic Defender	Stockholm	11-50	14	2
5	Assured AB	n/a	11-50	13	10
6	VENOR	Ostermalm	11-50	12	7
7	Netsecurity Nordic AB	n/a	51-200	8	5
8	Actalos	Goteborg	1-10	6	6
9	Gold Security	Stockholm	1-10	6	1
10	CYLOQ	Stockholm	1-10	4	4
11	Shelltrail	Malmo	1-10	3	2
12	SK Security Partner AB	Gothenburg Sweden	1-10	2	2
13	Vaptec AB	Karlskoga Orebro	1-10	2	2
14	Darkcell	Stockholm	1-10	2	1
15	Triop AB	Funasdalen	1-10	1	1
16	0x4a SEC Holding AB	Lorensberg	1-10	1	1

Showing 16 of 30 application security testing companies based in Sweden

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Application security testing companies based in Sweden at a glance

As of Aug 28, 2026

1-10Median size (employees)

StockholmLargest hub · 16 HQs

5Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Application security testing companies by metro

Metro	Companies
Application security testing companies in Stockholm	16
Application security testing companies in Molndal	2
Application security testing companies in Funasdalen	1
Application security testing companies in Lorensberg	1
Application security testing companies in Ostermalm	1
Application security testing companies in Helsingborg	1
Application security testing companies in Karlskoga Orebro	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 “application security testing 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; 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 application security testing companies are there based in Sweden?

There are 30 application security testing companies headquartered in Sweden as of August 2026 (RevenueBase).

What is the largest company on this list?

Detectify, headquartered in Stockholm, tops this list with the largest team on record.

Which city has the most application security testing companies?

Stockholm leads with 16 headquartered companies, followed by Molndal (2) and Funasdalen (1).

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 105 verified decision-maker contacts tracked across these 30 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.