Company lists · Data verified August 2026

Top 13 Cybersecurity firms based in Serbia

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 36 companies tracked

There are 36 cybersecurity firms headquartered in Serbia (RevenueBase, August 2026). RevenueBase tracks 1,348 professional contacts across them, including 626 with verified work emails and 55 with mobile numbers. Belgrade is the largest hub.

This list covers cybersecurity firms headquartered in Serbia, 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.

36Companies

1,348Contacts tracked

626Verified emails

55Mobile numbers

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The 13 largest cybersecurity firms based in Serbia

Ranked by team size

Top 13 of 36 cybersecurity firms based in Serbia, 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	Exclusive Networks	Beograd	1,001-5,000	1,023	483
2	Pulsec	Belgrade	51-200	131	81
3	Oktacron	New Belgrade	11-50	25	19
4	Abstract	Belgrade	11-50	21	3
5	glog.ai	Belgrade	11-50	10	2
6	Data Ally	Zvezdara	11-50	9	4
7	Inquest D.O.O	Belgrade	1-10	8	5
8	NET Technology D.O.O	Belgrade	1-10	7	6
9	Cybergate Defense Europe	Belgrade	201-500	7	1
10	Nova Defense	Belgrade	11-50	4	4
11	Controlit	Belgrade	11-50	4	3
12	Infosec With Experience	Belgrade	1-10	2	2
13	Datagrid Surface	Belgrade	1-10	1	1

Showing 13 of 36 cybersecurity firms based in Serbia

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Cybersecurity firms based in Serbia at a glance

As of Aug 28, 2026

1-10Median size (employees)

BelgradeLargest hub · 23 HQs

55Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Cybersecurity firms by metro

Metro	Companies
Cybersecurity firms in Belgrade	23
Cybersecurity firms in Novi Sad	2
Cybersecurity firms in New Belgrade	2
Cybersecurity firms in Zvezdara	1
Cybersecurity firms in Zemun	1
Cybersecurity firms in Stari Grad	1
Cybersecurity firms in Vozdovac	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 firms”, with match quality audited by blind human judging, and headquartered in Serbia.
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 firms are there based in Serbia?

There are 36 cybersecurity firms headquartered in Serbia as of August 2026 (RevenueBase).

What is the largest company on this list?

Exclusive Networks, headquartered in Beograd, tops this list with the largest team on record.

Which city has the most cybersecurity firms?

Belgrade leads with 23 headquartered companies, followed by Novi Sad (2) and New Belgrade (2).

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 626 verified decision-maker contacts tracked across these 36 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.