Company lists · Data verified August 2026

Top 25 Data security consulting firms based in Czechia

Name: Data security consulting firms based in Czechia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 76 companies tracked

There are 76 data security consulting firms headquartered in Czechia (RevenueBase, August 2026). RevenueBase tracks 473 professional contacts across them, including 235 with verified work emails and 18 with mobile numbers. Prague is the largest hub.

This list covers data security consulting firms headquartered in Czechia, 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.

76Companies

473Contacts tracked

235Verified emails

18Mobile numbers

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The 25 largest data security consulting firms based in Czechia

Ranked by team size

Top 25 of 76 data security consulting firms based in Czechia, 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	Corpus Solutions A.S	Praha	51-200	69	53
2	Next Generation Security Solutions	n/a	11-50	35	20
3	Storage ONE	Vitkovice	11-50	28	24
4	Compunet S.R.O	n/a	11-50	28	20
5	X Consulting Co. S.R.O	Praha	11-50	18	16
6	Alphaserver	Prague	11-50	13	10
7	Axelum	Prague	11-50	13	7
8	Viavis A.S	Ostrava	11-50	12	10
9	Patron-It	Brno	11-50	11	9
10	TOP Solution S.R.O	n/a	11-50	10	4
11	Besecured	Klimkovice	1-10	8	3
12	Sec4good	Prague	1-10	7	5
13	Aceproit	Prague	1-10	6	5
14	Blue Partners S.R.O	n/a	11-50	5	5
15	Insighti	Praha	11-50	5	4
16	Magnitudo SE	Praha	11-50	5	4
17	Revolution IT	Prague	11-50	5	2
18	Askon International S.R.O	Prague	1-10	5	2
19	2k Consulting S.R.O	Olomouc	11-50	5	1
20	Sonpo, A.S	n/a	1-10	4	4
21	Asecpro S.R.O	Prague	1-10	4	2
22	Sodat Technologies A.S	Praha	11-50	4	1
23	gregs.cz	n/a	1-10	3	3
24	Ares Cyber Defense	Prague	1-10	3	3
25	Datasense S.R.O	n/a	1-10	3	3

Showing 25 of 76 data security consulting firms based in Czechia

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Data security consulting firms based in Czechia at a glance

As of Aug 28, 2026

1-10Median size (employees)

PragueLargest hub · 27 HQs

18Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Data security consulting firms by metro

Metro	Companies
Data security consulting firms in Prague	27
Data security consulting firms in Praha	11
Data security consulting firms in Brno	5
Data security consulting firms in Ostrava	2
Data security consulting firms in Moravia	1
Data security consulting firms in Teplice	1
Data security consulting firms in Tisnov	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 “data security consulting firms”, with match quality audited by blind human judging, and headquartered in Czechia.
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 data security consulting firms are there based in Czechia?

There are 76 data security consulting firms headquartered in Czechia as of August 2026 (RevenueBase).

What is the largest company on this list?

Corpus Solutions A.S, headquartered in Praha, tops this list with the largest team on record.

Which city has the most data security consulting firms?

Prague leads with 27 headquartered companies, followed by Praha (11) and Brno (5).

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 235 verified decision-maker contacts tracked across these 76 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.