Company lists · Data verified August 2026

Top 15 Cybersecurity startups based in Bulgaria

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 44 companies tracked

There are 44 cybersecurity startups headquartered in Bulgaria (RevenueBase, August 2026). RevenueBase tracks 207 professional contacts across them, including 90 with verified work emails and 9 with mobile numbers. Sofia is the largest hub.

This list covers cybersecurity startups headquartered in Bulgaria, 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.

44Companies

207Contacts tracked

90Verified emails

9Mobile numbers

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The 15 largest cybersecurity startups based in Bulgaria

Ranked by team size

Top 15 of 44 cybersecurity startups based in Bulgaria, 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	Dpway S.R.L	Sofia	51-200	39	24
2	Amatas	Sofia	11-50	24	13
3	Socyber	Sofia	11-50	20	13
4	Centio Cybersecurity	n/a	11-50	12	9
5	Blueberry Software	Sofia	11-50	12	8
6	Sunwell Solutions LTD	Sofia	1-10	12	4
7	Akat Technologies	Sofia	1-10	10	4
8	Antivirus BG	Plovdiv	11-50	4	3
9	Secragon	Varna	1-10	4	2
10	3cyber-Sec LTD	Varna	1-10	3	3
11	Baseline	Sofia	11-50	3	2
12	Priorityzero	Sofia	11-50	2	2
13	Gatelink Ltd. Bulgaria	Sofia City	1-10	1	1
14	Lambda BIT	Plovdiv	1-10	1	1
15	Infosec Consult	Varna	1-10	1	1

Showing 15 of 44 cybersecurity startups based in Bulgaria

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Cybersecurity startups based in Bulgaria at a glance

As of Aug 28, 2026

1-10Median size (employees)

SofiaLargest hub · 24 HQs

9Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Cybersecurity startups by metro

Metro	Companies
Cybersecurity startups in Sofia	24
Cybersecurity startups in Varna	5
Cybersecurity startups in Plovdiv	3
Cybersecurity startups in Sofia City	3
Cybersecurity startups in Sofia-City	1
Cybersecurity startups in Sf	1
Cybersecurity startups in Burgas	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 Bulgaria.
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 startups are there based in Bulgaria?

There are 44 cybersecurity startups headquartered in Bulgaria as of August 2026 (RevenueBase).

What is the largest company on this list?

Dpway S.R.L, headquartered in Sofia, tops this list with the largest team on record.

Which city has the most cybersecurity startups?

Sofia leads with 24 headquartered companies, followed by Varna (5) and Plovdiv (3).

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 90 verified decision-maker contacts tracked across these 44 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.