Company lists · Data verified August 2026
Top 11 Cybersecurity firms based in Lithuania
There are 29 cybersecurity firms headquartered in Lithuania (RevenueBase, August 2026). RevenueBase tracks 295 professional contacts across them, including 111 with verified work emails and 11 with mobile numbers. Vilnius is the largest hub.
This list covers cybersecurity firms headquartered in Lithuania, 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.
The 11 largest cybersecurity firms based in Lithuania
Ranked by team size| # | Company | Verified emails |
|---|---|---|
| 1 |  Cybernews | 81 |
| 2 |  NRD Cyber Security | 10 |
| 3 |  Cybergymiec | 1 |
| 4 |  Avedus | 8 |
| 5 |  Emplos | 4 |
| 6 |  Devslate Group | 1 |
| 7 |  Arc4dia | 2 |
| 8 |  Mpsecuritas | 1 |
| 9 | Cybearcare | 1 |
| 10 |  Entryscope | 1 |
| 11 |  Blanbu | 1 |
Showing 11 of 29 cybersecurity firms based in Lithuania
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Cybersecurity firms based in Lithuania at a glance
As of Aug 28, 2026Companies by employee count
Cybersecurity firms by metro
| Metro | Companies |
|---|---|
| Cybersecurity firms in Vilnius | 19 |
| Cybersecurity firms in Kaunas | 7 |
| Cybersecurity firms in Klaipeda | 1 |
| Cybersecurity firms in Vilnius Vilniaus M. | 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 Lithuania.
- 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 Lithuania?
There are 29 cybersecurity firms headquartered in Lithuania as of August 2026 (RevenueBase).
What is the largest company on this list?
Cybernews, headquartered in Vilnius, tops this list with the largest team on record.
Which city has the most cybersecurity firms?
Vilnius leads with 19 headquartered companies, followed by Kaunas (7) and Klaipeda (1).
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 111 verified decision-maker contacts tracked across these 29 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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Cybersecurity firms by geography
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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.