Company lists · Data verified August 2026

Top 14 Cybersecurity audit companies based in Portugal

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 38 companies tracked

There are 38 cybersecurity audit companies headquartered in Portugal (RevenueBase, August 2026). RevenueBase tracks 326 professional contacts across them, including 166 with verified work emails and 22 with mobile numbers. Lisboa is the largest hub.

This list covers cybersecurity audit 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.

38Companies

326Contacts tracked

166Verified emails

22Mobile numbers

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The 14 largest cybersecurity audit companies based in Portugal

Ranked by team size

Top 14 of 38 cybersecurity audit 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	Layer8	Porto	51-200	98	74
2	Cybersafe	Alfragide	11-50	55	37
3	Defensepoint	Lisbon	51-200	44	16
4	Next IT	Vila Nova De Gaia	11-50	25	12
5	Cyberprotech	Loule	1-10	12	2
6	Balwurk	Lisboa	11-50	10	7
7	Cyberx, LDA	Matosinhos	1-10	8	3
8	Vicxer	Lisbon	11-50	6	3
9	Abusetotal	Porto	1-10	4	4
10	Switch Digital Consulting	Porto	1-10	4	2
11	3 Strategy	Odivelas	1-10	3	1
12	Takemore	Rebordosa Rebordosa	1-10	2	2
13	Cyberops Trustworthy Cybersecurity	Alfragide	11-50	1	1
14	UP & Running	Lisboa	1-10	1	1

Showing 14 of 38 cybersecurity audit companies based in Portugal

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Cybersecurity audit companies based in Portugal at a glance

As of Aug 28, 2026

1-10Median size (employees)

LisboaLargest hub · 7 HQs

22Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Cybersecurity audit companies by metro

Metro	Companies
Cybersecurity audit companies in Lisboa	7
Cybersecurity audit companies in Lisbon	6
Cybersecurity audit companies in Porto	5
Cybersecurity audit companies in Alfragide	3
Cybersecurity audit companies in Loule	1
Cybersecurity audit companies in Malveira Malveira	1
Cybersecurity audit companies in Sao Domingos De Rana	1
Cybersecurity audit companies in Avenidas Novas	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 audit 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 audit companies are there based in Portugal?

There are 38 cybersecurity audit companies headquartered in Portugal as of August 2026 (RevenueBase).

What is the largest company on this list?

Layer8, headquartered in Porto, tops this list with the largest team on record.

Which city has the most cybersecurity audit companies?

Lisboa leads with 7 headquartered companies, followed by Lisbon (6) and Porto (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 166 verified decision-maker contacts tracked across these 38 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.