Company lists · Data refreshed September 2026

Top 25 Legacy system modernization based in Brazil

RevenueBase identified 723 company matches for legacy system modernization associated with Brazil as of September 2026 and tracks 8,336 professional contacts across them, including 2,360 with verified work emails. Sao Paulo is the largest hub.

This list covers company matches for legacy system modernization associated with Brazil, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
723Companies
8,336Contacts tracked
2,360Verified emails
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The 25 largest legacy system modernization based in Brazil

Ranked by team size
Top 25 of 723 company matches for legacy system modernization based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPorto Alegre, BrazilHQ recorded Sep 20, 20261,001-5,000838 contacts →

Exact match

“Há 31 anos, a InterOp entrega serviços em tecnologia da informação, para empresas de todos os tamanhos e setores.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchSao Paulo, BrazilHQ recorded Sep 20, 2026501-1,000828 contacts →

Exact match

“Numen is an international consultancy specialized in enterprise technologies.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchBelo Horizonte, BrazilHQ recorded Sep 20, 2026201-500516 contacts →

Exact match

“BHS has a comprehensive portfolio to deliver customized IT solutions, consistent and integrated with each customer's business needs.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchSao Paulo, BrazilHQ recorded Sep 20, 20261,001-5,000438 contacts →

Exact match

“A Cadmus é referência em inovação tecnológica há mais de 30 anos, apoiando organizações na transformação de suas estratégias digitais em execução consistente e resultados reais de…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchSão Paulo, BrazilHQ recorded Sep 20, 202651-200310 contacts →

Exact match

“Penso Tecnologia is an IT services company created to enable customers to use technology for their business.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchBrasília, BrazilHQ recorded Sep 20, 2026201-500248 contacts →

Exact match

“Desde sua fundação, em 1993, está sediada na Capital Federal.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchJoinville, BrazilHQ recorded Sep 20, 202651-200228 contacts →

Exact match

“Muito mais que consultoria em tecnologia, agregamos valor ao seu negócio!”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchSão Paulo, BrazilHQ recorded Sep 20, 2026201-500163 contacts →

Exact match

“Founded in 2005, the Assurance IT is a consultancy focused in demands of the IT field, providing solutions, development and maintenance of systems with the latest technology.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchRecife, BrazilHQ recorded Sep 20, 202651-200159 contacts →

Exact match

“A HSBS prepara empresas, de todos os tamanhos, para a transformação digital, para um novo tempo.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchSao Paulo, BrazilHQ recorded Sep 20, 202651-200133 contacts →

Exact match

“A SCSO Serviços de Informática S/C Ltda Uma gestão eficaz do investimento em TI é fundamental para as operações, desempenho e disponibilidade dos seus sistemas.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchVila Velha, BrazilHQ recorded Sep 20, 202611-50101 contacts →

Exact match

“Fundada em 1994, a BRASP oferece suporte às empresas que buscam, através de novas tecnologias, maior produtividade e competitividade no mercado.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchCampinas, BrazilHQ recorded Sep 20, 202651-20098 contacts →

Exact match

“Há mais de 20 anos surgiu a Braga - Soluções em TI, da necessidade de uma nova forma de se estruturar e melhor organizar a prestação de serviços na área da Tecnologia da…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchJundiaí, BrazilHQ recorded Sep 20, 202651-20091 contacts →

Exact match

“A Gêneses IT Consulting foi criada para ajudar-lhe a prover a melhor solução de TI para a sua empresa.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchSão Paulo, BrazilHQ recorded Sep 20, 202651-20089 contacts →

Exact match

“Inovação para acelerar o seu crescimento.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchOsasco, BrazilHQ recorded Sep 20, 202651-20088 contacts →

Exact match

“A Wine Tecnologia acredita e realiza os projetos de TI da sua empresa, visando qualidade, eficiência, redução de custos, otimização do tempo de suas operações e demandas…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchLins, BrazilHQ recorded Sep 20, 202651-20086 contacts →

Exact match

“Há mais de 20 anos presente no mercado, a ITeam oferece o comprometimento com o cliente.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchBlumenau, BrazilHQ recorded Sep 20, 202651-20082 contacts →

Exact match

“Somos a Redix, uma empresa especializada na infraestrutura integrada e na gestão inteligente da sua TI.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchBrasília, BrazilHQ recorded Sep 20, 2026201-50072 contacts →

Exact match

“A GWCloud é uma empresa de tecnologia especializada em orquestrar ecossistemas digitais inteligentes, integrando legados complexos, cloud, dados, automação e pessoas com…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchSao Paulo, BrazilHQ recorded Sep 20, 202651-20068 contacts →

Exact match

“The dynamism of the global economy requires companies to take quick and effective actions to reduce costs and create new business opportunities.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSão Paulo, BrazilHQ recorded Sep 20, 202651-20066 contacts →

Exact match

“Solidez, confiança, estabilidade e grandeza.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchCuritiba, BrazilHQ recorded Sep 20, 202611-5063 contacts →

Exact match

“Há mais de 40 anos, a SoftSell atua como parceira estratégica de empresas que precisam garantir segurança, disponibilidade, escalabilidade e modernização contínua em seus…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchBelo Horizonte, BrazilHQ recorded Sep 20, 202651-20063 contacts →

Exact match

“Nascemos de um propósito em comum, de ser uma empresa de T.I.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchRecife, BrazilHQ recorded Sep 20, 202611-5048 contacts →

Exact match

“No mercado desde 1998, a G3 Solutions especializou-se em analisar, definir, implementar e sustentar as melhores soluções de tecnologia da informação, atuando fortemente em todo o…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchSão Paulo, BrazilHQ recorded Sep 20, 202651-20047 contacts →

Exact match

“Desde 2009 solucionamos problemas e necessidades das áreas de negócio, aplicando tecnologias que auxiliam na transformação digital, sendo no desenvolvimento de soluções…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchPalhoça, BrazilHQ recorded Sep 20, 202611-5045 contacts →

Exact match

“Consultoria, desenvolvimento e implantação de tecnologias inovadoras são as atividades centrais da OpenS Tecnologia.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 723 legacy system modernization based in Brazil

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Legacy system modernization based in Brazil at a glance

As of Sep 20, 2026
28.3%Verified-email coverage
11.5Average contacts per company
1-10Median size (employees)
25.9%Largest-city concentration · Sao Paulo
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
453
11-50
210
51-200
45
201-500
9
501-1,000
3
1,001-5,000
2

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 723 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Brazil whose business descriptions match “legacy system modernization” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 2,360 professional contacts with verified work emails across the full matched dataset. 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.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “legacy system modernization”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many legacy system modernization are there based in Brazil?

RevenueBase identified 723 company matches for legacy system modernization associated with Brazil as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Interop tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most legacy system modernization?

Sao Paulo leads with 187 company records, followed by Belo Horizonte (51) and Rio De Janeiro (48).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,360 professional contacts with verified work emails tracked across these 723 companies; direct dials are available where recorded.

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 SmartSearch, 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.