Company lists · Data refreshed September 2026
Top 25 Ad law firms based in Portugal
RevenueBase identified 168 ad law firms headquartered in Portugal as of September 2026 and tracks 2,379 professional contacts across them, including 338 with verified work emails. Lisboa is the largest hub.
This list covers ad law firms headquartered in Portugal, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest ad law firms based in Portugal
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 166 contacts → | ||||
Indirect evidence “Founded in 2001, PRA - Raposo, Sá Miranda & Associados, Sociedade de Advogados, SP, RL is today the result of shared values, desires and goals that have created synergies and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 149 contacts → | ||||
Partial evidence “TELLES, widely recognised for providing a high standard of legal advice, is an independent Portuguese law firm.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 77 contacts → | ||||
Partial evidence “Inventa is a leading Intellectual Property Law Firm, specializing in the protection and internationalization of trademarks, patents, industrial designs, copyright and domain names.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 44 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 32 contacts → | ||||
Partial evidence “Ana Bruno & Associados is a boutique law firm with over 20 years of experience, based in Lisbon, advising national and international clients across a wide range of practice areas.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 27 contacts → | ||||
Indirect evidence “A Rogério Alves & Associados iniciou a sua atividade em 1 de Setembro de 2013.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 23 contacts → | ||||
Partial evidence “BMA is a full service law firm with strong practices in pharmaceutical law, intellectual property, administrative law, advertisement, competition law, hi-tech law and database…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 18 contacts → | ||||
Partial evidence “Bind - Sociedade de Advogados is the result of a meeting of wills of its partners in respect of how to approach the practice of law, who, based on identical values regarding the…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 17 contacts → | ||||
Indirect evidence “Pinto Ribeiro Advogados is a medium-sized firm based in Lisbon, Portugal, which provides comprehensive legal services to its clients, both domestic and foreign, in the most varied…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 16 contacts → | ||||
Indirect evidence “A Antas da Cunha Ecija & Associados nasce na sequência dos seus sócios fundadores terem percebido a necessidade e a oportunidade de darem início a um projeto ímpar e…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 16 contacts → | ||||
Partial evidence “Raposo Bernardo is a full service law firm recognized by its ability to combine the strength of the advocacy tradition with the most modern and advanced technology with the aim of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 14 contacts → | ||||
Indirect evidence “Constituída no início de 2012 e sendo um escritório especializado na advocacia de negócios e empresarial.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 13 contacts → | ||||
Indirect evidence “CLA Advogados | Castro Caldas, Correia Lopes, Mendes de Almeida, Ferros, Castelo Branco Associados Num mundo de constante mudança, a CLA oferece aos seus Clientes os mais elevados…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 12 contacts → | ||||
Indirect evidence “CLT - SOCIEDADE DE ADVOGADOS é uma sociedade de advogados com sede em Avenida de Londres, n.° 540, 3.º, Guimarães, Portugal.[EN] CLT - SOCIEDADE DE ADVOGADOS is a lawyer's office…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 12 contacts → | ||||
Partial evidence “By unifying the experience of the firm’s founding partner – practicing since 1982 – with the new methods of viewing law and legal practice, and by having the previous structure of…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 10 contacts → | ||||
Partial evidence “We are a multicultural law firm focused on our clients' needs, quick on our responses and committed to the excellence of our services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 9 contacts → | ||||
Indirect evidence “PT: A NLP é uma sociedade de advogados especializada em Propriedade Intelectual, assente na convicção de que a tecnologia e a ciência são pilares do progresso e de um futuro mais…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 9 contacts → | ||||
Indirect evidence “A EFCM é uma sociedade de Advogados, com sede em Lisboa, e escritórios no Porto e em Mirandela, que reúne Advogados e Advogadas especialistas e especializados nas mais diversas…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 9 contacts → | ||||
Partial evidence “Rodrigues Lemos, Advogados is a law firm, founded in October 2018, based in Porto.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 8 contacts → | ||||
Indirect evidence “Somos uma sociedade que acredita que a experiência, bem como o empenho e compromisso que colocamos em tudo o que fazemos, apenas tem valor se e na medida em que pudermos servir os…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 6 contacts → | ||||
Indirect evidence “A DNM é uma sociedade de advogados, com escritórios em Pombal e Lisboa, prestando serviços de advocacia nos mais diferentes ramos do direito, mormente: • Direito Civil (Direitos…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 6 contacts → | ||||
Indirect evidence “Full Legal Assistance” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 6 contacts → | ||||
Indirect evidence “Nuno Teixeira Matos & Nelson Rocha - Sociedade de Advogados (NTMNR), foi fundada em 1998 pelos dois sócios que deram o nome à sociedade, fazendo atualmente de 25 anos de…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 5 contacts → | ||||
Indirect evidence “A Get in Line é uma agência de pessoas, não de processos.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 5 contacts → | ||||
Indirect evidence “A GF Advogados tem como objetivo principal prestar um serviço de reconhecido mérito e excelência.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: ad law firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names ad law firms.
- Partial evidence
- Its own public description names part of ad law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name ad law firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 168 ad law firms based in Portugal
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Ad law firms based in Portugal at a glance
As of Sep 21, 2026Companies by employee count
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 168 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among ad law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Portugal whose own description of what they do matches “ad law firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names ad law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among ad law firms, and records with no verified work email. Companies headquartered outside Portugal are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 338 across the full list. 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 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Ad law firms by metro
- Ad law firms in Lisboa55
- Ad law firms in Porto29
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names ad law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many ad law firms are there based in Portugal?
RevenueBase identified 168 ad law firms headquartered in Portugal as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
PRA, headquartered in Lisboa, tops this list with the largest team on record.
Which city has the most ad law firms?
Lisboa leads with 55 headquartered companies, followed by Porto (29) and Lisbon (18).
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 338 verified decision-maker contacts tracked across these 168 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.
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