Company lists · Data refreshed September 2026
Top 25 Tax controversy law firms based in Brazil
RevenueBase identified 952 tax controversy law firms headquartered in Brazil as of September 2026 and tracks 6,664 professional contacts across them, including 1,803 with verified work emails. Sao Paulo is the largest hub.
This list covers tax controversy law firms headquartered in 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 29, 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 tax controversy law firms based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 213 contacts → | ||||
Indirect evidence “Fundado em 17 de agosto de 1994, o Sacha Calmon – Misabel Derzi Consultores e Advogados (SCMD) é referência nacional em Direito Tributário.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 145 contacts → | ||||
Indirect evidence “A Certacon nasceu da união de profissionais altamente experientes aliado aos melhores e mais completos softwares do mercado, com o propósito de prestar serviços nas áreas…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 121 contacts → | ||||
Indirect evidence “A KBL Accounting foi fundada em 2007, oferecendo soluções nas áreas de contabilidade empresarial e assessoria jurídica tributária.Atualmente, atendemos clientes do segmento…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 107 contacts → | ||||
Indirect evidence “Escritório fundado em 1991 e com enfoque único em contencioso tributário e direito municipalista.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 106 contacts → | ||||
Indirect evidence “DIREITO TRIBUTÁRIO Completa assessoria a contribuintes, para a melhor interpretação e aplicação de normas tributárias; Consultoria voltada para o correto planejamento e…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 78 contacts → | ||||
Indirect evidence “O escritório Mariz de Oliveira e Siqueira Campos Advogados, registrado na OAB-SP sob o n.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 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 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 68 contacts → | ||||
Indirect evidence “Com mais de 50 anos de existência, o Dias de Souza é um dos mais bem conceituados escritórios de advocacia do País, notadamente em sua área de expertise: o Direito Tributário.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 68 contacts → | ||||
Indirect evidence “Reduza sua carga tributária e seu passivo fiscal.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 64 contacts → | ||||
Indirect evidence “Fux Advogados nasceu da combinação das experiências profissionais acumuladas por Rodrigo Fux e Leonel Pittzer em litígios de alta complexidade, cada qual em sua especialidade.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 58 contacts → | ||||
Indirect evidence “Tradicional e experiente, a Cassuli Advogados Associados é, desde 1980, escritório de negócios empresariais.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 54 contacts → | ||||
Indirect evidence “Somos um escritório full service na área tributária, com especialização e experiência para oferecer soluções completas a empresas dos mais diversos ramos e setores da economia.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 52 contacts → | ||||
Indirect evidence “Motivado pela prestação de serviços jurídicos com integridade e qualidade, surge em janeiro de 2014 o TAGD Advogados (Terciotti Andrade Gomes Donato Advogados).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 52 contacts → | ||||
Indirect evidence “Fundada com o propósito de transformar a forma como as empresas lidam com a complexidade do sistema tributário brasileiro, nosso escritório nasceu da união da experiência jurídica…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 51 contacts → | ||||
Indirect evidence “Com mais de 18 anos de experiência, atuamos em todas as áreas do direito tributário, desde a revisão tributária e previdenciária, impostos diretos e indiretos, compliance fiscal…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 50 contacts → | ||||
Indirect evidence “Escritório de advocacia, com foco na excelência técnica nas seguintes áreas- Direito Tributário: consultoria, planejamento e contencioso tributário- Direito Societário e…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 50 contacts → | ||||
Indirect evidence “O escritório é especializado em Direito Tributário, registrado na Ordem dos Advogados do Brasil, Secção São Paulo – OAB/SP desde 1995, sob o nº 02811, possuindo equipe com extensa…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 45 contacts → | ||||
Indirect evidence “Referência em Direito Tributário no Brasil, a LEITE MARTINHO ADVOGADOS foi fundada com o objetivo de proporcionar um novo conceito na prestação de serviços jurídicos.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 44 contacts → | ||||
Strong evidence “At PSP Advogados, we are specialists in tax law, focusing on tax transactions regulated by Law 13,988/20.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 43 contacts → | ||||
Indirect evidence “O escritório Maia & Anjos Advogados é focado em direito tributário.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 43 contacts → | ||||
Indirect evidence “A sociedade de advogados Gurgel, Rodrigues e Milanese está consolidada na Capital de São Paulo, onde se destaca pela excelência técnica nos serviços tributários e eficientes…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 42 contacts → | ||||
Indirect evidence “A trajetória do Daudt, Castro e Gallotti Olinto Advogados começa em 1962 com os já experientes advogados e eternos amigos Fausto de Freitas e Castro Neto e Felippe Daudt de…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 41 contacts → | ||||
Indirect evidence “A BOCHI BRUM & ZAMIPERI SOCIEDADE DE ADVOGADOS foi fundada em 28 de setembro de 1993.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 40 contacts → | ||||
Indirect evidence “A Machado Schütz Advogados Associados é uma empresa de advocacia e consultoria full service com sedes em São Paulo (SP), Porto Alegre (RS), Curitiba (PR) e Natal (RN).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 39 contacts → | ||||
Indirect evidence “A AXXEN é um grupo empresarial especializado em auditoria fiscal e consultoria tributária.” Source: RevenueBase Database · checked Sep 29, 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: tax controversy 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 tax controversy law firms.
- Partial evidence
- Its own public description names part of tax controversy law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name tax controversy 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 952 tax controversy law firms based in Brazil
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,803 reachable decision-makers.
Free signup · no credit card
Tax controversy law firms based in Brazil at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 952 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 tax controversy 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 Brazil whose own description of what they do matches “tax controversy 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 tax controversy 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 tax controversy law firms, and records with no verified work email. Companies headquartered outside Brazil 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, 1,803 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 29, 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.
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 tax controversy 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 tax controversy law firms are there based in Brazil?
RevenueBase identified 952 tax controversy law firms headquartered in 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?
Sacha Calmon, headquartered in Belo Horizonte, tops this list with the largest team on record.
Which city has the most tax controversy law firms?
Sao Paulo leads with 232 headquartered companies, followed by Porto Alegre (76) and Curitiba (60).
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 1,803 verified decision-maker contacts tracked across these 952 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 952 tax controversy law firms based in Brazil. Start with a free account, no credit card.
Download this list →Related lists
Tax controversy law firms by geography
- Tax controversy law firms based in Belo Horizonte, Brazil
- Tax controversy law firms based in Curitiba, Brazil
- Tax controversy law firms based in Porto Alegre, Brazil
- Tax controversy law firms based in Rio De Janeiro, Brazil
- Tax controversy law firms based in Sao Paulo, Brazil
- Tax controversy law firms based in Toronto, Canada
- Tax controversy law firms based in Santiago, Chile
- Tax controversy law firms based in Paris, France
- Tax controversy law firms based in Berlin, Germany
- Tax controversy law firms based in Hamburg, Germany
- Tax controversy law firms based in Milan, Italy
- Tax controversy law firms based in Rome, Italy
Browse the directory
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Tax controversy law firms based in Belo Horizonte, Brazil
- Tax controversy law firms based in Curitiba, Brazil
- Tax controversy law firms based in Porto Alegre, Brazil
- Tax controversy law firms based in Rio De Janeiro, Brazil
- Tax controversy law firms based in Sao Paulo, Brazil
- Tax controversy law firms based in Toronto, Canada