Company lists · Data verified August 2026

Top 25 Cybersecurity startups based in Austria

Name: Cybersecurity startups based in Austria
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 75 companies tracked

There are 75 cybersecurity startups headquartered in Austria (RevenueBase, August 2026). RevenueBase tracks 429 professional contacts across them, including 231 with verified work emails and 6 with mobile numbers. Wien is the largest hub.

This list covers cybersecurity startups headquartered in Austria, 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.

75Companies

429Contacts tracked

231Verified emails

6Mobile numbers

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The 25 largest cybersecurity startups based in Austria

Ranked by team size

Top 25 of 75 cybersecurity startups based in Austria, 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	Mann&mouse IT Services Gmbh	Wels	51-200	64	48
2	Creaplus	n/a	51-200	53	24
3	Certitude Consulting Gmbh	Wien	11-50	25	17
4	Microcat Gmbh	Gmunden	51-200	25	9
5	Digit Solutions Gmbh	Wien	51-200	23	11
6	Certainity	Vienna	11-50	18	16
7	TÜV Trust IT At	Wien	51-200	16	12
8	C4sam	Wien	1-10	14	7
9	Snapsec Gmbh	Vorchdorf	1-10	13	7
10	Strong-It Gmbh	Innsbruck	11-50	10	7
11	Tcss Trusted Cyber Security Solutions Gmbh	n/a	11-50	10	3
12	R4c	Wien	1-10	9	3
13	Cyriso Cyber Risk Solutions	n/a	1-10	8	5
14	Servionix Group	Vienna	11-50	8	4
15	Agentur Cyberschutz	Traiskirchen	11-50	7	7
16	A-Team Rocks Consulting	Wien	1-10	6	4
17	Slashsec RED Teaming Gmbh	Wien	1-10	6	2
18	Solbytech Gmbh	Zederhaus	1-10	5	4
19	Servi5	n/a	1-10	5	3
20	BEE Security	Schweinern	1-10	5	3
21	Codesec	Eberstalzell	1-10	4	3
22	Inibit Gmbh	St. Polten	1-10	4	1
23	OSM Solutions	Vienna	1-10	3	3
24	Is4it Cyber Security Austria Gmbh	n/a	1-10	3	2
25	Cyberlutz Gmbh	Graz	1-10	3	1

Showing 25 of 75 cybersecurity startups based in Austria

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Cybersecurity startups based in Austria at a glance

As of Aug 28, 2026

1-10Median size (employees)

WienLargest hub · 18 HQs

6Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

10001+

Cybersecurity startups by metro

Metro	Companies
Cybersecurity startups in Wien	18
Cybersecurity startups in Vienna	8
Cybersecurity startups in Graz	7
Cybersecurity startups in Innsbruck	3
Cybersecurity startups in Salzburg	3
Cybersecurity startups in Traiskirchen	1
Cybersecurity startups in Wels	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 “cybersecurity startups”, with match quality audited by blind human judging, and headquartered in Austria.
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 startups are there based in Austria?

There are 75 cybersecurity startups headquartered in Austria as of August 2026 (RevenueBase).

What is the largest company on this list?

Mann&mouse IT Services Gmbh, headquartered in Wels, tops this list with the largest team on record.

Which city has the most cybersecurity startups?

Wien leads with 18 headquartered companies, followed by Vienna (8) and Graz (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 231 verified decision-maker contacts tracked across these 75 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.