Company lists · Data refreshed September 2026

Top 16 Government accountability law firms based in Brazil

RevenueBase identified 71 government accountability law firms headquartered in Brazil as of September 2026 and tracks 361 professional contacts across them, including 74 with verified work emails. Brasilia is the largest hub.

This list covers government accountability 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 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
71Companies
361Contacts tracked
74Verified emails
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The 16 largest government accountability law firms based in Brazil

Ranked by team size
Top 16 of 71 government accountability law firms based in Brazil, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to government accountability law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceLago Sul, BrazilHQ checked Sep 28, 202611-5030 contacts →

Indirect evidence

“Piquet, Magaldi e Guedes Advogados oferece serviços estratégicos aos interesses de nossos clientes ante os três Poderes da República, atendendo aos padrões de sofisticação do…”

Source: RevenueBase Database · checked Sep 28, 2026
2Strong evidenceSão Paulo, BrazilHQ checked Sep 28, 202651-20027 contacts →

Strong evidence

“The Firm: Focused on Compliance, Investigations and Government Enforcement, Maeda, Ayres & Sarubbi Advogados is a law firm that brings together professionals with over a decade of…”

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceSao Paulo, BrazilHQ checked Sep 28, 202611-5017 contacts →

Indirect evidence

“Excelência no âmbito jurídico administrativo.”

Source: RevenueBase Database · checked Sep 28, 2026
4Indirect evidenceSão Paulo, BrazilHQ checked Sep 28, 202611-5014 contacts →

Indirect evidence

“Escritório de advocacia especializado em Direito Público.”

Source: RevenueBase Database · checked Sep 28, 2026
5Indirect evidenceSão Paulo, BrazilHQ checked Sep 28, 202611-5013 contacts →

Indirect evidence

“Após mais de 20 anos, Zockun Fleury Advogados se consolida como um escritório especializado na advocacia e na consultoria em direito público.”

Source: RevenueBase Database · checked Sep 28, 2026
6Partial evidenceBrasília, BrazilHQ checked Sep 28, 20261-1011 contacts →

Partial evidence

“We are a law firm from Brasília, capital of Brazil, with knowledge and expertise in the issues that involves our nation´s Capital.”

Source: RevenueBase Database · checked Sep 28, 2026
7Indirect evidenceRio De Janeiro, BrazilHQ checked Sep 28, 20261-1010 contacts →

Indirect evidence

“Flávio Carvalho Britto, Rodrigo Brandão e José Luis Minc, advogados de larga experiência, com habilidades profissionais complementares, associam-se com o objetivo de oferecer ao…”

Source: RevenueBase Database · checked Sep 28, 2026
8Indirect evidenceSão Paulo, BrazilHQ checked Sep 28, 20261-1010 contacts →

Indirect evidence

“Somos um escritório altamente especializado na área do Direito Penal Empresarial e suas vertentes, que prima por atender as expectativas de seus clientes de forma customizada, com…”

Source: RevenueBase Database · checked Sep 28, 2026
9Indirect evidenceSao Paulo, BrazilHQ checked Sep 28, 202611-506 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceBrasília, BrazilHQ checked Sep 28, 20261-106 contacts →

Strong evidence

“A full-service law firm based in Brazil's capital, Brasilia, specialized in both Government affairs and legal procedures at the Brazilian highest courts: the Federal Supreme Court…”

Source: RevenueBase Database · checked Sep 28, 2026
11Indirect evidenceBrasília, BrazilHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“Somos um escritório boutique com especialização em Relações Governamentais localizado em Brasília.”

Source: RevenueBase Database · checked Sep 28, 2026
12Indirect evidenceMaceió, BrazilHQ checked Sep 28, 20261-104 contacts →

Indirect evidence

“Escritório de advocacia com atuação estratégica em Direito Público: servidores, licitações, contratos, consultoria jurídica e defesa em processos administrativos e judiciais.”

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceSão Bernardo Do Campo, BrazilHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Um novo conceito de advocacia penal empresarial e de criminal compliance - estratégias preventivas e teses originais conforme as peculiares circunstâncias que envolvem a situação…”

Source: RevenueBase Database · checked Sep 28, 2026
14Indirect evidenceBlumenau, BrazilHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Escritório de Advocacia e Consultoria Jurídica.”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceCampinas, BrazilHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“Guassu Advocacia possui experiência na orientação e representação de servidores públicos, tanto no âmbito administrativo quanto no judicial.”

Source: RevenueBase Database · checked Sep 28, 2026
16Indirect evidenceBrasilia, BrazilHQ checked Sep 28, 20261-101 contacts →

Indirect evidence

“Escritório de advocacia especializado em Direito Público, com atuação contenciosa focada em Tribunais de Contas, além de ampla experiência nos diversos tipos processuais que…”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 16 of 71 government accountability law firms based in Brazil

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Government accountability law firms based in Brazil at a glance

As of Sep 28, 2026
20.5%Verified-email coverage
5.1Average contacts per company
1-10Median size (employees)
15.5%Largest-city concentration · Brasilia
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
50
11-50
18
51-200
2
201-500
1

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 71 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 government accountability 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 “government accountability 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 government accountability 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 government accountability 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, 74 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.

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 government accountability 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 government accountability law firms are there based in Brazil?

RevenueBase identified 71 government accountability 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?

Piquet, Magaldi E Guedes Advogados, headquartered in Lago Sul, tops this list with the largest team on record.

Which city has the most government accountability law firms?

Brasilia leads with 11 headquartered companies, followed by Sao Paulo (11) and Belo Horizonte (5).

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 74 verified decision-maker contacts tracked across these 71 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.