Company lists · Data verified August 2026

Top 11 B2B SEO agencies based in Portugal

Name: B2B SEO agencies based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 46 companies tracked

There are 46 B2B SEO agencies headquartered in Portugal (RevenueBase, August 2026). RevenueBase tracks 180 professional contacts across them, including 35 with verified work emails and 9 with mobile numbers. Lisbon is the largest hub.

This list covers B2B SEO agencies 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.

46Companies

180Contacts tracked

35Verified emails

9Mobile numbers

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The 11 largest B2B SEO agencies based in Portugal

Ranked by team size

Top 11 of 46 B2B SEO agencies 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	Unik SEO - SEO Agency	Alges	11-50	29	13
2	Martech Digital	Lisboa	11-50	12	6
3	Digitalfusion	Matosinhos	11-50	6	4
4	Terramoto DE Ideias	Porto	11-50	4	3
5	Rankpanda SEO	Albufeira	1-10	4	2
6	Ascendily	Funchal	1-10	4	2
7	Think Bigger	Mafra	1-10	3	1
8	Infinidata	Lisboa	1-10	2	1
9	Agência Soft Sem, SEO E CRO Para E-Commerce	Nelas	1-10	1	1
10	93creative	Amarante	1-10	1	1
11	André Jorge	Leiria	1-10	1	1

Showing 11 of 46 B2B SEO agencies based in Portugal

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B2B SEO agencies based in Portugal at a glance

As of Aug 28, 2026

1-10Median size (employees)

LisbonLargest hub · 8 HQs

9Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

201-500

B2B SEO agencies by metro

Metro	Companies
B2B SEO agencies in Lisbon	8
B2B SEO agencies in Lisboa	5
B2B SEO agencies in Porto	3
B2B SEO agencies in Braga	3
B2B SEO agencies in Leiria	3
B2B SEO agencies in Alges	2
B2B SEO agencies in Funchal	2
B2B SEO agencies in Lousado	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 “B2B SEO agencies”, 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 B2B SEO agencies are there based in Portugal?

There are 46 B2B SEO agencies headquartered in Portugal as of August 2026 (RevenueBase).

What is the largest company on this list?

Unik SEO - SEO Agency, headquartered in Alges, tops this list with the largest team on record.

Which city has the most B2B SEO agencies?

Lisbon leads with 8 headquartered companies, followed by Lisboa (5) and Porto (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 35 verified decision-maker contacts tracked across these 46 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.