Company lists · Data refreshed September 2026

Top 19 Architectural signage firms based in Portugal

Name: Architectural signage firms based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 105 companies tracked

RevenueBase identified 105 company matches for architectural signage firms associated with Portugal as of September 2026 and tracks 552 professional contacts across them, including 98 with verified work emails. Lisbon is the largest hub.

This list covers company matches for architectural signage firms associated with Portugal, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 30, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 30, 2026 How this list was built

105Companies

552Contacts tracked

98Verified emails

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The 19 largest architectural signage firms based in Portugal

Ranked by team size

Top 19 of 105 company matches for architectural signage firms based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Openbook Group	Exact match	Lisbon, PortugalHQ recorded Sep 30, 2026	51-200	77 contacts →
	Exact match “Openbook Group is composed of very distinct, complementary space-oriented worlds: Architecture, Interior Design, Real Estate, Design & Wayfinding, and Engineering.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Promontorio	Exact match	Lisbon, PortugalHQ recorded Sep 30, 2026	51-200	47 contacts →
	Exact match “A five-partner firm lead by Paulo Martins Barata, Joao Luis Ferreira, Paulo Perloiro, Pedro Appleton and Joao Perloiro, PROMONTORIO is a full-service architecture, planning…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Apadil, SA	Exact match	São Domingos De Rana, PortugalHQ recorded Sep 30, 2026	11-50	24 contacts →
	Exact match “A Apadil é uma Empresa Multinacional pertencente ao Grupo Roura & Cevasa um dos maiores grupos Europeus na implementação de imagem corporativa, com larga experiência na concepção…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	Bigbrand	Exact match	Leiria, PortugalHQ recorded Sep 30, 2026	51-200	19 contacts →
	Exact match “A BIGBRAND é uma empresa especializada no projeto, produção e, implementação de comunicação visual, imagem corporativa, personalização gráfica, reclamos luminosos, sinalética, e…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5	Primetool	Exact match	Torres Novas, PortugalHQ recorded Sep 30, 2026	51-200	16 contacts →
	Exact match “Projetamos, transformamos e instalamos elementos de comunicação institucional.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	Kontraproduções	Exact match	Torres Vedras, PortugalHQ recorded Sep 30, 2026	11-50	10 contacts →
	Exact match “Mais de 20 anos no mercado a desenvolver soluções resilientes de comunicação e a revitalizar negócios._Design Gráfico e Industrial _Comunicação Visual Interior e Exterior…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Infortipo	Exact match	Frielas, PortugalHQ recorded Sep 30, 2026	11-50	9 contacts →
	Exact match “Infortipo is a Portuguese company specialized in architectural signage systems, wayfinding solutions and wall protection systems for high-traffic environments.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	Arkstudio	Exact match	Lisbon, PortugalHQ recorded Sep 30, 2026	1-10	9 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	Bruno Câmara, Architects	Exact match	Lisbon, PortugalHQ recorded Sep 30, 2026	11-50	8 contacts →
	Exact match “Rooted in a legacy of precision and spatial innovation, Bruno Câmara Architects is a multidisciplinary atelier led by architect Bruno Câmara.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	Letratec	Exact match	Santa Cruz Do Bispo, PortugalHQ recorded Sep 30, 2026	11-50	7 contacts →
	Exact match “Criada em 1990, a LETRATEC é uma referência do sector em Portugal.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	Fidalgo Mineiro Arquitetos	Exact match	Montijo, PortugalHQ recorded Sep 30, 2026	1-10	7 contacts →
	Exact match “A Fidalgo Mineiro Arquitectos é uma sociedade por quotas de responsabilidade limitada, fundada em que nasceu da necessidade de transformação da prática isolada da arquitectura num…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	Reclatempo	Exact match	Braga, PortugalHQ recorded Sep 30, 2026	11-50	6 contacts →
	Exact match “Bem vindo à Reclatempo.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	DONE	Exact match	Lisbon, PortugalHQ recorded Sep 30, 2026	1-10	6 contacts →
	Exact match “Done, Design to Build.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Publinês	Exact match	Castelo Branco, PortugalHQ recorded Sep 30, 2026	1-10	5 contacts →
	Exact match “geral@publines.pt FABRICAMOS: Toldos - Braços Extensíveis; Braços Laterais; Braços Estore; Planos/Pérgulas; Estruturas; Cores; Estores - Estores de Rolo; Estores de Tiras…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	Tiago DO Vale Arquitectos	Exact match	Braga, PortugalHQ recorded Sep 30, 2026	1-10	3 contacts →
	Exact match “We relate to Architecture in an absolutely global, encompassing and multidisciplinary fashion, focusing above all on the client, on exhaustive accuracy, on transparency and on the…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	Doublet Portugal	Exact match	Santa Iria De Azóia, PortugalHQ recorded Sep 30, 2026	201-500	2 contacts →
	Exact match “O Grupo Doublet tornou-se, ao longo dos seus dois séculos de existência, líder em meios de comunicação.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	Inrede	Exact match	Leca Da Palmeira, PortugalHQ recorded Sep 30, 2026	1-10	2 contacts →
	Exact match “A INREDE - Comunicação Dinâmica, Lda comercializa, instala e gere sistemas de exposição portáteis e retro-iluminados, visando a decoração, dinamização e rentabilização de, espaços…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Filipe Alvaro	Exact match	Lisbon, PortugalHQ recorded Sep 30, 2026	1-10	1 contacts →
	Exact match “Filipe Álvaro is a multi-layered, Portuguese Interior Designer.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Atelier Basaltus	Exact match	Caniço, PortugalHQ recorded Sep 30, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “architectural signage firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 19 of 105 architectural signage firms based in Portugal

See the full list, filter by size, metro and specialty, and access 98 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Architectural signage firms based in Portugal at a glance

As of Sep 30, 2026

17.8%Verified-email coverage

5.3Average contacts per company

1-10Median size (employees)

8.6%Largest-city concentration · Lisbon

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

Email recency for this list is measured worldwide rather than for Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 105 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Portugal whose business descriptions match “architectural signage firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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: Every displayed company carries at least one verified work email. RevenueBase tracks 98 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 30, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “architectural signage firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many architectural signage firms are there based in Portugal?

RevenueBase identified 105 company matches for architectural signage firms associated with Portugal as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Openbook Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most architectural signage firms?

Lisbon leads with 9 company records, followed by Porto (6) and Cascais (4).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 98 professional contacts with verified work emails tracked across these 105 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 30, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.