Company lists · Data verified August 2026

Top 25 Cybersecurity companies in Austria

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 129 companies tracked

Our directory lists 129 cybersecurity companies in Austria, with 986 professional contacts and 428 email addresses. The list was last updated in August 2026, and Wien is the single most-represented city among the companies listed.

Cybersecurity companies provide products and services that protect systems, networks, applications, devices, and data from unauthorized access, disruption, or misuse. This list covers companies that provide cybersecurity products, services, consulting, assessments, monitoring, incident response, or related protection for digital systems and data. Ranked by team size, largest first. Data current as of August 28, 2026.

129Companies

986Contacts tracked

428Verified emails

17Mobile numbers

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The 25 largest cybersecurity companies in Austria

Ranked by team size

Top 25 of 129 cybersecurity companies 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	Infoguard AG	Wien	201-500	202	122
2	Mann&mouse IT Services Gmbh	Wels	51-200	64	48
3	Creaplus	n/a	51-200	53	24
4	Certitude Consulting Gmbh	Wien	11-50	25	17
5	Microcat Gmbh	Gmunden	51-200	25	9
6	Limes Security	n/a	11-50	25	5
7	Schoeller Network Control	Wien	201-500	23	18
8	Exclusive Networks Austria	Brunn Am Gebirge	11-50	23	17
9	Digit Solutions Gmbh	Wien	51-200	23	11
10	Certainity	Vienna	11-50	18	16
11	TÜV Trust IT At	Wien	51-200	16	12
12	C4sam	Wien	1-10	14	7
13	Snapsec Gmbh	Vorchdorf	1-10	13	7
14	Strong-It Gmbh	Innsbruck	11-50	10	7
15	Tcss Trusted Cyber Security Solutions Gmbh	n/a	11-50	10	3
16	R4c	Wien	1-10	9	3
17	Cybertrap	Vienna	11-50	9	2
18	Cyriso Cyber Risk Solutions	n/a	1-10	8	5
19	Servionix Group	Vienna	11-50	8	4
20	Agentur Cyberschutz	Traiskirchen	11-50	7	7
21	Slashsec RED Teaming Gmbh	Wien	1-10	6	2
22	Newmotion IT Services Gmbh	n/a	11-50	5	4
23	Solbytech Gmbh	Zederhaus	1-10	5	4
24	Secriso Consulting Gmbh	Klagenfurt Am Worthersee	1-10	5	3
25	Servi5	n/a	1-10	5	3
26	Stephanbartl Gmbh	n/a	1-10	5	3
27	Rysit Consulting Gmbh	Wien	1-10	4	2
28	Inibit Gmbh	St. Polten	1-10	4	1

Showing 25 of 129 cybersecurity companies in Austria

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Cybersecurity companies in Austria at a glance

As of Aug 28, 2026

1-10Median size (employees)

WienLargest hub · 32 HQs

17Contacts with mobile numbers

3Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

10001+

Companies by metro

Metro	Companies
Cybersecurity companies in Wien	32
Cybersecurity companies in Vienna	13
Cybersecurity companies in Graz	9
Cybersecurity companies in Salzburg	4
Cybersecurity companies in Brunn Am Gebirge	3
Cybersecurity companies in Wels	3
Cybersecurity companies in Innsbruck	3

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 companies”, 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; 3 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 companies are in the directory?

The directory lists 129 cybersecurity companies in Austria.

Which city has the most cybersecurity companies?

Wien is the single most-represented city among the cybersecurity companies on the list.

How many contacts are available for cybersecurity companies?

The directory includes 986 professional contacts and 428 email addresses for the listed cybersecurity companies.

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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.