Company lists · Data refreshed September 2026

Top 25 Geotechnical engineering staffing companies based in Brazil

RevenueBase identified 1,404 company matches for geotechnical engineering staffing companies associated with Brazil as of September 2026 and tracks 26,362 professional contacts across them, including 2,572 with verified work emails. Sao Paulo is the largest hub.

This list covers company matches for geotechnical engineering staffing companies 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 28, 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 28, 2026 How this list was built
1,404Companies
26,362Contacts tracked
2,572Verified emails
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The 25 largest geotechnical engineering staffing companies based in Brazil

Ranked by team size
Top 25 of 1,404 company matches for geotechnical engineering staffing companies based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 28, 20261,001-5,0001,271 contacts →

Exact match

“A Toniolo, Busnello S.A.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchRio De Janeiro, BrazilHQ recorded Sep 28, 20261,001-5,000862 contacts →

Exact match

“Tecnosonda is an engineering company founded in 1968, which operates in the areas of Geotechnics, Foundations, Civil Construction, Electromechanics, and Industrial Maintenance.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchRio De Janeiro, BrazilHQ recorded Sep 28, 2026201-500588 contacts →

Exact match

“Sondotécnica was founded in 1954.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchItabira, BrazilHQ recorded Sep 28, 20261,001-5,000555 contacts →

Exact match

“A Construtora Vale Verde é uma empresa inovadora que concentra a sua expertise na atuação em soluções para construção civil pesada com serviços de dragagem convencional e…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchAmélia Rodrigues, BrazilHQ recorded Sep 28, 2026201-500494 contacts →

Exact match

“Há mais de 15 anos no mercado, a July Quartzo atua na prestação de serviços diversos de engenharia, atendendo em todo território nacional, tornando-se uma das maiores empresas da…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 2026201-500477 contacts →

Exact match

“Empresa mineira, fundada em 1988, a ERG Engenharia mantém vivo o seu ideal de participar da construção de um mundo melhor e sustentável.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 2026201-500418 contacts →

Exact match

“A Chammas acredita que a engenharia aplicada com rigor e seriedade contribui para um mundo mais seguro e sustentável; Desenvolvemos soluções eficazes, combinando expertise humana…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 2026501-1,000400 contacts →

Exact match

“Fundada em 1981, a empresa é focada na execução de serviços especiais de geologia, engenharia geotécnica e recuperação de estruturas.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchCotia, BrazilHQ recorded Sep 28, 20261,001-5,000355 contacts →

Exact match

“A Tecnogeo Ground é uma empresa brasileira, líder de mercado em serviços de Geotecnia, Fundações Pesadas e Melhoramento de Solos.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 20261,001-5,000327 contacts →

Exact match

“Ao longo dos seus 28 anos, a FLAPA - Engenharia e Mineração, vem construindo sua história e obtendo destaque nas seguintes áreas de sua atuação: ENGENHARIA • Terraplenagem •…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 2026201-500286 contacts →

Exact match

“Somos a BVP Geotecnia e Hidrotecnia.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 2026201-500252 contacts →

Exact match

“Walm BH Engenharia is a company that operates in the areas of Geotechnical Engineering, Hydrology, Hydraulics, Hydrogeology, Engineering Geology, Rock Mechanics, and Environment &…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchParauapebas, BrazilHQ recorded Sep 28, 2026201-500245 contacts →

Exact match

“Há mais de duas décadas, o Grupo Geominas desenvolve soluções técnicas especializadas para engenharia, mineração, infraestrutura e meio ambiente.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 2026201-500232 contacts →

Exact match

“Soil and Rock Engineering Projects (Geotechnics), Geology and Water Resources.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchBarueri, BrazilHQ recorded Sep 28, 202651-200203 contacts →

Exact match

“Na sua fundação em 1985, o objetivo imediato da empresa era a execução de sondagens a percussão para subsidiar estudos e projetos de fundações, escavações, terraplenos e outras…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchAssis, BrazilHQ recorded Sep 28, 202651-200201 contacts →

Exact match

“Com uma visão mais ampla de um empreendimento de engenharia, desde o projeto até a operação, a Engemap oferece soluções de engenharia civil e geotecnologias a cada uma das etapas…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchSão Paulo, BrazilHQ recorded Sep 28, 2026501-1,000198 contacts →

Exact match

“A DP Barros Pavimentação e Construção LTDA é referência no setor de infraestrutura e construção civil, atuando com excelência em projetos de pavimentação, saneamento básico e…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLauro De Freitas, BrazilHQ recorded Sep 28, 2026201-500179 contacts →

Exact match

“A DrillGeo, nos seus mais de 25 anos de experiência no mercado de sondagem, sempre buscou a máxima qualidade e eficiência, trabalhando de forma sustentável e respeito ao meio…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 2026201-500169 contacts →

Exact match

“Conheça a TOPMIX acessando nosso site.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchSão Paulo, BrazilHQ recorded Sep 28, 202651-200148 contacts →

Exact match

“Empresa do ramo da Engenharia Civil, é versátil e capacitada a atender às necessidades de clientes que demandam competência e responsabilidade.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchBelo Horizonte, BrazilHQ recorded Sep 28, 20261,001-5,000147 contacts →

Exact match

“Diefra Engenharia E Consultoria is a civil engineering company based out of Anel Rodoviário Celso Mello Azevedo 85, Belo Horizonte, Minas Gerais, Brazil.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchSalvador, BrazilHQ recorded Sep 28, 202651-200140 contacts →

Exact match

“Concreta Tecnologia Em Engenharia is a construction company based out of R Professor Fernando Rocha, 291, Lot.Centro Executivo, Salvador, Bahia, Brazil.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchNiterói, BrazilHQ recorded Sep 28, 202651-200120 contacts →

Exact match

“3Geo Consulting is a geotechnical and environmental consulting company.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchLimeira, BrazilHQ recorded Sep 28, 2026501-1,000114 contacts →

Exact match

“Com a responsabilidade de atender do pequeno ao grande, temos profissionais preparados para atender qualquer que seja sua necessidade”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchSão Luís, BrazilHQ recorded Sep 28, 202651-200113 contacts →

Exact match

“A Projeta Consultoria é uma empresa de engenharia consultiva, engenharia de projetos, de topografia e geotecnia e recuperação estrutural constituída em 1998, que presta serviços…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 1,404 geotechnical engineering staffing companies based in Brazil

See the full list, filter by size, metro and specialty, and access 2,572 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geotechnical engineering staffing companies based in Brazil at a glance

As of Sep 28, 2026
9.8%Verified-email coverage
18.8Average contacts per company
1-10Median size (employees)
15.0%Largest-city concentration · Sao Paulo
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
702
11-50
414
51-200
199
201-500
58
501-1,000
15
1,001-5,000
8

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 1,404 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 “geotechnical engineering staffing companies” 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 2,572 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 28, 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 “geotechnical engineering staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geotechnical engineering staffing companies are there based in Brazil?

RevenueBase identified 1,404 company matches for geotechnical engineering staffing companies 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?

Toniolo, Busnello SA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most geotechnical engineering staffing companies?

Sao Paulo leads with 210 company records, followed by Belo Horizonte (144) and Rio De Janeiro (80).

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 2,572 professional contacts with verified work emails tracked across these 1,404 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 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 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.