Company lists · Data verified August 2026

Top 8 Cybersecurity and defense software companies based in Portugal

Name: Cybersecurity and defense software companies based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 30 companies tracked

There are 30 cybersecurity and defense software companies headquartered in Portugal (RevenueBase, August 2026). RevenueBase tracks 498 professional contacts across them, including 68 with verified work emails and 18 with mobile numbers. Porto is the largest hub.

This list covers cybersecurity and defense software companies headquartered in Portugal, 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.

30Companies

498Contacts tracked

68Verified emails

18Mobile numbers

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The 8 largest cybersecurity and defense software companies based in Portugal

Ranked by team size

Top 8 of 30 cybersecurity and defense software companies based in Portugal, 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	Cybersafe	Alfragide	11-50	55	37
2	Defensepoint	Lisbon	51-200	44	16
3	Securityside, Cybersecurity Services	Porto	11-50	7	6
4	Thales Edisoft Portugal	Paco De Arcos	201-500	6	3
5	UP Motion, LDA	Porto	11-50	6	1
6	Bytenuts	Funchal	1-10	4	1
7	Pround	Maceda	1-10	2	2
8	Cyberops Trustworthy Cybersecurity	Alfragide	11-50	1	1

Showing 8 of 30 cybersecurity and defense software companies based in Portugal

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Cybersecurity and defense software companies based in Portugal at a glance

As of Aug 28, 2026

11-50Median size (employees)

PortoLargest hub · 5 HQs

18Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Cybersecurity and defense software companies by metro

Metro	Companies
Cybersecurity and defense software companies in Porto	5
Cybersecurity and defense software companies in Lisboa	5
Cybersecurity and defense software companies in Alfragide	3
Cybersecurity and defense software companies in Lisbon	2
Cybersecurity and defense software companies in Malveira Malveira	1
Cybersecurity and defense software companies in Maceda	1
Cybersecurity and defense software companies in Sao Domingos De Rana	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 and defense software companies”, with match quality audited by blind human judging, and headquartered in Portugal.
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 cybersecurity and defense software companies are there based in Portugal?

There are 30 cybersecurity and defense software companies headquartered in Portugal as of August 2026 (RevenueBase).

What is the largest company on this list?

Cybersafe, headquartered in Alfragide, tops this list with the largest team on record.

Which city has the most cybersecurity and defense software companies?

Porto leads with 5 headquartered companies, followed by Lisboa (5) and Alfragide (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 68 verified decision-maker contacts tracked across these 30 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.