Company lists · Data refreshed September 2026

Top 11 Post acquisition companies based in Sao Paulo, Brazil

RevenueBase identified 405 post acquisition companies headquartered in Sao Paulo, Brazil as of September 2026 and tracks 3,478 professional contacts across them, including 1,237 with verified work emails. Sao Paulo is the largest hub.

This list covers post acquisition companies headquartered in Sao Paulo, 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 20, 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 20, 2026 86% judged on-target in blind review
405Companies
3,478Contacts tracked
1,237Verified emails
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The 11 largest post acquisition companies based in Sao Paulo, Brazil

Ranked by team size
Top 11 of 405 post acquisition companies based in Sao Paulo, Brazil, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to post acquisition companies: 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 evidenceSao Paulo, BrazilHQ checked Sep 20, 2026201-500292 contacts →

Indirect evidence

“Integration is a strategy & management consultancy committed to realizing the change that our clients need.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5087 contacts →

Indirect evidence

“M&A é uma jornada que vai além da assinatura final - ela renova histórias, inicia novos capítulos e contribui para a construção de um ecossistema econômico mais saudável.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 202651-20076 contacts →

Indirect evidence

“Com mais de 30 anos de história, a Siegen tornou-se uma das mais conceituadas consultorias de Recuperação e Reestruturação de Empresas.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5049 contacts →

Indirect evidence

“Há mais de 20 anos, a AGR Consultores atua de forma diferenciada e eficiente no mercado de consultoria.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5042 contacts →

Indirect evidence

“O Ártica é um escritório independente de assessoria financeira em M&A e investimentos.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5040 contacts →

Indirect evidence

“A Galapagos Cypress é uma assessoria independente, líder em M&A e Captação de Recursos, que serve o interesse de seus clientes com isenção, comprometimento e discrição.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5028 contacts →

Indirect evidence

“A EMPRESA A DMS Partners é uma assessoria de renome, especializada em oferecer soluções estratégicas e operacionais para empresas que buscam excelência em gestão e aumento de…”

Source: RevenueBase Database · checked Sep 20, 2026
8Partial evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5025 contacts →

Partial evidence

“Founded in 2018, Fortezza Partners has established itself as an independent boutique specializing in Mergers and Acquisitions (M&A).”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 2026501-1,00025 contacts →

Indirect evidence

“ADVISIA OC & C Strategy Consultants is a management consulting firm whose mission is to act as strategic advisor and change agent for leading companies, providing solid and…”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5022 contacts →

Partial evidence

“Established in 2006, Condere specializes in mergers and acquisitions as well as in capital raising, helping shareholders, businessmen and executive officers to take better…”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceSao Paulo, BrazilHQ checked Sep 20, 202611-5021 contacts →

Indirect evidence

“Hoje, enquanto o óbvio celebra algoritmos, a verdadeira disrupção está em como os humanos percebem e exigem valor.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 11 of 405 post acquisition companies based in Sao Paulo, Brazil

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Post acquisition companies based in Sao Paulo, Brazil at a glance

As of Sep 20, 2026
35.6%Verified-email coverage
8.6Average contacts per company
1-10Median size (employees)
100.0%Largest-city concentration · Sao Paulo
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
241
11-50
144
51-200
16
201-500
2
501-1,000
2

Email recency for this list is measured across the whole Brazil list rather than for Sao Paulo, so it is reported there. Company counts and contact totals on this page are exact for Sao Paulo, over 405 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 post acquisition companies, 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 Sao Paulo, Brazil whose own description of what they do matches “post acquisition companies”. 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 post acquisition companies), 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 post acquisition companies, and records with no verified work email. Companies headquartered outside Sao Paulo 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, 1,237 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 20, 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.

Post acquisition companies by metro in Brazil

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 post acquisition companies, 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 post acquisition companies are there based in Sao Paulo, Brazil?

RevenueBase identified 405 post acquisition companies headquartered in Sao Paulo, 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?

Integration Consulting, headquartered in Sao Paulo, tops this list with the largest team on record.

Which city has the most post acquisition companies?

Sao Paulo leads with 405 headquartered companies, followed by Rio De Janeiro (50) and Belo Horizonte (31).

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 1,237 verified decision-maker contacts tracked across these 405 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 20, 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.