Company lists · Data refreshed September 2026
Top 25 Law firm tax services based in Porto Alegre, Brazil
RevenueBase identified 236 law firm tax services headquartered in Porto Alegre, Brazil as of September 2026 and tracks 1,735 professional contacts across them, including 492 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category (1,087 companies); Porto Alegre has 236.
This list covers law firm tax services headquartered in Porto Alegre, Brazil, 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 28, 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 law firm tax services based in Porto Alegre, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 72 contacts → | ||||
Indirect evidence “Somos Especialistas em Soluções Societárias, Tributárias e Jurídicas.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 70 contacts → | ||||
Indirect evidence “Com intensa atuação no Direito Tributário, o escritório atende clientes que buscam um trabalho diferenciado, pautado no compromisso, na dedicação, no estudo, na qualificação e na…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 48 contacts → | ||||
Indirect evidence “Idealizado com o propósito de assessorar empresas, o Martignoni, De Moraes e Todeschini Advogados Associados, ao longo de mais de 15 anos de atuação, tornou-se especialmente…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 47 contacts → | ||||
Indirect evidence “A Pimentel & Rohenkohl Advogados mudou: agora somos P&R Advogados Associados.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 44 contacts → | ||||
Indirect evidence “Com sede em Porto Alegre/RS e atuando nos estados do Rio Grande do Sul, Santa Catarina e Paraná, a GOIS ALMEIDA & WEIRICH ADVOGADOS ASSOCIADOS é dirigida pelos sócios-diretores…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 38 contacts → | ||||
Indirect evidence “Soluções abrangentes e inovadoras no ambiente tributário, combinando criatividade, visão multidisciplinar e o uso estratégico de tecnologia.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 37 contacts → | ||||
Indirect evidence “Não há dúvidas: o mundo dos negócios é extremamente desafiador, repleto de exigências, de burocracia e de alta carga tributária.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 35 contacts → | ||||
Indirect evidence “Ajudamos empresários a terem uma carga tributária justa e dentro da legislação, gerando ganhos financeiros para seus negócios.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 29 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 29 contacts → | ||||
Indirect evidence “O escritório está há 15 anos no mercado de assessoria jurídica empresarial.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 29 contacts → | ||||
Indirect evidence “Na Garzen, transformamos a complexidade tributária em oportunidades de economia e crescimento.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 29 contacts → | ||||
Indirect evidence “Contabilidade Contabilidade Digital” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 27 contacts → | ||||
Indirect evidence “A Édison Freitas de Siqueira Advogados Associados iniciou suas atividades em 1985 na cidade de Porto Alegre.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 26 contacts → | ||||
Indirect evidence “O BSR Advogados e Consultoria Tributária nasceu da recorrente demanda do mercado por uma assessoria completa no âmbito tributário, tendo como objetivo o atendimento próximo…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 26 contacts → | ||||
Indirect evidence “Somos especialistas em gestão tributária.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 24 contacts → | ||||
Indirect evidence “O Gerson Branco Advogados reúne profissionais em torno de uma mesma crença: a fidelização de clientes promovendo soluções jurídicas personalizadas no Direito Empresarial.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 23 contacts → | ||||
Indirect evidence “Escritório de advocacia focado no atendimento de pessoas jurídicas, localizado na cidade de Porto Alegre, RS, especializado em Direito Tributário, Direito Societário/Empresarial e…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 19 contacts → | ||||
Indirect evidence “A GATTI CONTABILIDADE é hoje uma empresa com 195 clientes ativos e conta com 40 funcionários.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 17 contacts → | ||||
Indirect evidence “Somos a Unikowski Advogados, um escritório especializado em direito tributário com mais de 15 anos, com alto grau de profissionalização e reconhecida atuação nos âmbitos…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 17 contacts → | ||||
Indirect evidence “Há mais de 50 anos atuando na prestação de serviços contábeis a empresas comerciais, indústrias, prestadores de serviços, entidades sem fins lucrativos e pessoas físicas.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 16 contacts → | ||||
Indirect evidence “Você foca em criar, nós cuidamos da sua tributação.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 15 contacts → | ||||
Indirect evidence “Desde 1972, a Planimec atua de forma consultiva e contenciosa nas áreas do Direito Tributário e Societário.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 15 contacts → | ||||
Indirect evidence “Fundado em 2002, o Pereira da Costa Advogados construiu sua trajetória a partir de uma premissa clara: decisões jurídicas bem conduzidas não apenas resolvem problemas, elas…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 15 contacts → | ||||
Indirect evidence “A Esatte busca a exatidão nos números e nas leis e estratégias para gerar ganhos competitivos para as empresas.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 12 contacts → | ||||
Indirect evidence “Charneski Advogados presta serviços advocatícios nas áreas de direito tributário, contencioso tributário, direito societário, planejamento sucessório e patrimonial, auditorias…” Source: RevenueBase Database · checked Sep 28, 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: law firm tax services. 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 law firm tax services.
- Partial evidence
- Its own public description names part of law firm tax services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name law firm tax services. 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 236 law firm tax services based in Porto Alegre, Brazil
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Law firm tax services based in Porto Alegre, Brazil at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole Brazil list rather than for Porto Alegre, so it is reported there. Company counts and contact totals on this page are exact for Porto Alegre, over 236 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 law firm tax services, 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 Porto Alegre, Brazil whose own description of what they do matches “law firm tax services”. 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 law firm tax services), 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 law firm tax services, and records with no verified work email. Companies headquartered outside Porto Alegre 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, 492 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 28, 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.
Law firm tax services by metro in Brazil
- Law firm tax services in Sao Paulo1087
- Law firm tax services in Rio De Janeiro279
- Law firm tax services in Curitiba246
- Law firm tax services in Belo Horizonte225
- Law firm tax services in Campinas112
- Law firm tax services in Recife84
- Law firm tax services in Fortaleza73
- Law firm tax services in Salvador72
- Law firm tax services in Brasilia61
- Law firm tax services in Joinville47
- Law firm tax services in Londrina43
- Law firm tax services in Manaus38
- Law firm tax services in Guarulhos34
- Law firm tax services in Natal34
- Law firm tax services in Blumenau30
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 law firm tax services, 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 law firm tax services are there based in Porto Alegre, Brazil?
RevenueBase identified 236 law firm tax services headquartered in Porto Alegre, Brazil 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?
Affectum Grupo, headquartered in Porto Alegre, tops this list with the largest team on record.
Which city in Brazil has the most law firm tax services?
Sao Paulo leads Brazil with 1,087 headquartered companies, followed by Rio De Janeiro (279) and Curitiba (246). Porto Alegre has 236.
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 492 verified decision-maker contacts tracked across these 236 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 28, 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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