Company lists · Data refreshed September 2026
Top 17 Hydrogeological consulting firms based in Rio De Janeiro, Brazil
RevenueBase identified 59 company matches for hydrogeological consulting firms associated with Rio De Janeiro, Brazil as of September 2026 and tracks 1,347 professional contacts across them, including 301 with verified work emails and 23 with mobile numbers. Across Brazil, Belo Horizonte is the largest hub for this category (157 companies); Rio De Janeiro has 54.
This list covers company matches for hydrogeological consulting firms associated with Rio De Janeiro, 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 12, 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.
The 17 largest hydrogeological consulting firms based in Rio De Janeiro, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 588 contacts → | ||||
Exact match “Sondotécnica was founded in 1954.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 2 | 63 contacts → | ||||
Exact match “A Geoprojetos é uma empresa especializada em Geotecnia que tem sua história construída ao longo quase 40 anos de experiência onde tem acumulado um vasto acervo técnico com a…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 3 | 33 contacts → | ||||
Exact match “Somos uma empresa de engenharia ambiental que presta serviços de consultoria para empreendimentos em geral, construção civil e indústrias.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 4 | 31 contacts → | ||||
Exact match “A BIODINÂMICA ENGENHARIA E MEIO AMBIENTE LTDA.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 5 | 22 contacts → | ||||
Exact match “Empresa de Projeto em Geotecnia, Contenção e Estabilização de Taludes, Fundações e Obras de Terra, Geotecnologia Ferroviária, Terraplenagem e Pavimentos” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 6 | 12 contacts → | ||||
Exact match “São quatro áreas de atuação: Geotecnia, Geologia, Geofísica e Mergulho Profissional.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 7 | 12 contacts → | ||||
Exact match “A Orion Engenharia Ambiental é uma empresa capaz de executar escopos de serviços nas áreas de Consultoria e Engenharia Ambiental, estruturada com base nos conceitos de…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 8 | 9 contacts → | ||||
Exact match “A ConSIG Soluções Ambientais é uma empresa de consultoria que oferece soluções inovadoras, criativas e práticas através de geotecnologias com alto valor agregado e baixo custo de…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 9 | 7 contacts → | ||||
Exact match “Empresa com sede na cidade do Rio de Janeiro, especializada em elaboração de relatórios técnicos para obtenção de licenças ambientais, direito ao uso da água, operação de obras e…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 10 | 4 contacts → | ||||
Exact match “O nome COBE representa as iniciais dos sobrenomes de seus fundadores (CO de Coelho e BE de Bertin), dois profissionais do ramo da geotecnia com visões, ideais e experiências…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 11 | 3 contacts → | ||||
Exact match “ASTER Engenharia Ltda.(ASTER) is a company built in 2016 when colleagues merged over 15 years of offshore/onshore personal experiences to develop own business.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 12 | 3 contacts → | ||||
Exact match “A Grão Estudos Ambientais nasce em 2016 já contando com mais de 15 anos de experiência de sua equipe técnica no mercado de consultoria ambiental.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 13 | 3 contacts → | ||||
Exact match “A ABdoB é uma empresa de consultoria especializada em projetos de engenharia e análises de hidrodinâmica ambiental em corpos de água naturais, continentais e costeiros.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 14 | 2 contacts → | ||||
Exact match “A Habitat é uma empresa de consultoria especializada em Geoprocessamento e Meio Ambiente.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 15 | 2 contacts → | ||||
Exact match “Petroleum engineering consultancy services” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 16 | 1 contacts → | ||||
Exact match “A E3 Ambiental é uma consultoria ambiental formada por profissionais experientes, especializados em engenharia ambiental, com foco principal no gerenciamento de áreas…” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “THETIS CONSULT provides consulting and project management in maritime engineering with a focus on the Brazilian market.” Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “hydrogeological consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 17 of 59 hydrogeological consulting firms based in Rio De Janeiro, Brazil
See the full list, filter by size, metro and specialty, and access 301 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Hydrogeological consulting firms based in Rio De Janeiro, Brazil at a glance
As of Sep 12, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 79.0dHow 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 Rio De Janeiro, Brazil whose business descriptions match “hydrogeological consulting firms” 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 301 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 12, 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.
Hydrogeological consulting firms by metro in Brazil
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 “hydrogeological consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hydrogeological consulting firms are there based in Rio De Janeiro, Brazil?
RevenueBase identified 59 company matches for hydrogeological consulting firms associated with Rio De Janeiro, 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?
Sondotécnica Engenharia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Brazil has the most hydrogeological consulting firms?
Belo Horizonte leads Brazil with 157 company records, followed by Sao Paulo (120) and Rio De Janeiro (54).
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 301 professional contacts with verified work emails tracked across these 59 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 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 59 hydrogeological consulting firms based in Rio De Janeiro, Brazil. Start with a free account, no credit card.
Download this list →Related lists
Hydrogeological consulting firms by geography
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
- Hydrogeological consulting firms based in the United Kingdom
- Hydrogeological consulting firms based in Italy
- Hydrogeological consulting firms based in Spain
- Hydrogeological consulting firms based in South Africa
- Hydrogeological consulting firms based in the Netherlands
- Hydrogeological consulting firms based in Switzerland
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
Company intelligence · public preview
Top 17 hydrogeological consulting firms based in Rio De Janeiro, Brazil
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 59 matching company records for hydrogeological consulting firms based in Rio De Janeiro, Brazil, with 1,347 tracked contacts and 301 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 17 hydrogeological consulting firms based in Rio De Janeiro, Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Sondotécnica Engenhariasondotecnica.com.brHQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 588 contacts → |
“Sondotécnica was founded in 1954.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Geoprojetos Engenharia Ltdageoprojetos.com.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 63 contacts → |
“A Geoprojetos é uma empresa especializada em Geotecnia que tem sua história construída ao longo quase 40 anos de experiência onde tem acumulado um vasto acervo técnico com a…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  ECP Environmental Solutionsecprio.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 33 contacts → |
“Somos uma empresa de engenharia ambiental que presta serviços de consultoria para empreendimentos em geral, construção civil e indústrias.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Biodinamica Engenharia E Meio Ambiente Ltdabiodinamica.bio.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 31 contacts → |
“A BIODINÂMICA ENGENHARIA E MEIO AMBIENTE LTDA.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Muniz & Spada Engenheiros Consultores Ltdamunizspada.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 22 contacts → |
“Empresa de Projeto em Geotecnia, Contenção e Estabilização de Taludes, Fundações e Obras de Terra, Geotecnologia Ferroviária, Terraplenagem e Pavimentos” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Geosea Investigações Geotécnicasgeosea.com.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 12 contacts → |
“São quatro áreas de atuação: Geotecnia, Geologia, Geofísica e Mergulho Profissional.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Orion Engenharia Ambientalorionambiental.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 12 contacts → |
“A Orion Engenharia Ambiental é uma empresa capaz de executar escopos de serviços nas áreas de Consultoria e Engenharia Ambiental, estruturada com base nos conceitos de…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Consig-Saconsigsa.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 9 contacts → |
“A ConSIG Soluções Ambientais é uma empresa de consultoria que oferece soluções inovadoras, criativas e práticas através de geotecnologias com alto valor agregado e baixo custo de…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Litologicalitologica.comHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 7 contacts → |
“Empresa com sede na cidade do Rio de Janeiro, especializada em elaboração de relatórios técnicos para obtenção de licenças ambientais, direito ao uso da água, operação de obras e…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Cobe Engenharia E Geotecniacobeengenharia.comHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 4 contacts → |
“O nome COBE representa as iniciais dos sobrenomes de seus fundadores (CO de Coelho e BE de Bertin), dois profissionais do ramo da geotecnia com visões, ideais e experiências…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Aster Engenhariaastergeo.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 3 contacts → |
“ASTER Engenharia Ltda.(ASTER) is a company built in 2016 when colleagues merged over 15 years of offshore/onshore personal experiences to develop own business.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Grão Estudos Ambientais Ltdagraoambiental.comHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 3 contacts → |
“A Grão Estudos Ambientais nasce em 2016 já contando com mais de 15 anos de experiência de sua equipe técnica no mercado de consultoria ambiental.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Abdob Associados Baías DO Brasilabdob.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 3 contacts → |
“A ABdoB é uma empresa de consultoria especializada em projetos de engenharia e análises de hidrodinâmica ambiental em corpos de água naturais, continentais e costeiros.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Habitatgeo Consultoria Ambientalhabitatgeo.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“A Habitat é uma empresa de consultoria especializada em Geoprocessamento e Meio Ambiente.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Forsea Engenhariaforseaengenharia.comHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Petroleum engineering consultancy services” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  E3 Ambientale3ambiental.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 1 contacts → |
“A E3 Ambiental é uma consultoria ambiental formada por profissionais experientes, especializados em engenharia ambiental, com foco principal no gerenciamento de áreas…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Thetis Consultthetis-consult.comHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 1 contacts → |
“THETIS CONSULT provides consulting and project management in maritime engineering with a focus on the Brazilian market.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 17 of 59 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Hydrogeological consulting firms: dataset insights
September 12, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
59 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 79.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hydrogeological consulting firms by metro in Brazil
Questions about this company list
What does Exact match mean for hydrogeological consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hydrogeological consulting firms did RevenueBase find based in Rio De Janeiro, Brazil?
The saved snapshot records 59 matching company records, 1,347 tracked contacts and 301 verified emails. The public preview displays 17 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Hydrogeological consulting firms by geography
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
- Hydrogeological consulting firms based in the United Kingdom
- Hydrogeological consulting firms based in Italy
- Hydrogeological consulting firms based in Spain
- Hydrogeological consulting firms based in South Africa
- Hydrogeological consulting firms based in the Netherlands
- Hydrogeological consulting firms based in Switzerland
Cite this list
RevenueBase Data Team. Top 17 hydrogeological consulting firms based in Rio De Janeiro, Brazil. Snapshot: September 12, 2026. https://revenuebase.ai/companies/hydrogeological-consulting-firms/brazil/rio-de-janeiro.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
Company intelligence · public preview
Top 17 hydrogeological consulting firms based in Rio De Janeiro, Brazil
RevenueBase records 59 matching company records for hydrogeological consulting firms based in Rio De Janeiro, Brazil, with 1,347 tracked contacts and 301 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 17 hydrogeological consulting firms based in Rio De Janeiro, Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Sondotécnica Engenhariasondotecnica.com.br HQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 588 contacts → |
“Sondotécnica was founded in 1954.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Geoprojetos Engenharia Ltdageoprojetos.com.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 63 contacts → |
“A Geoprojetos é uma empresa especializada em Geotecnia que tem sua história construída ao longo quase 40 anos de experiência onde tem acumulado um vasto acervo técnico com a…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | ECP Environmental Solutionsecprio.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 33 contacts → |
“Somos uma empresa de engenharia ambiental que presta serviços de consultoria para empreendimentos em geral, construção civil e indústrias.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Biodinamica Engenharia E Meio Ambiente Ltdabiodinamica.bio.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 31 contacts → |
“A BIODINÂMICA ENGENHARIA E MEIO AMBIENTE LTDA.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Muniz & Spada Engenheiros Consultores Ltdamunizspada.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 22 contacts → |
“Empresa de Projeto em Geotecnia, Contenção e Estabilização de Taludes, Fundações e Obras de Terra, Geotecnologia Ferroviária, Terraplenagem e Pavimentos” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Geosea Investigações Geotécnicasgeosea.com.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 12 contacts → |
“São quatro áreas de atuação: Geotecnia, Geologia, Geofísica e Mergulho Profissional.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Orion Engenharia Ambientalorionambiental.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 12 contacts → |
“A Orion Engenharia Ambiental é uma empresa capaz de executar escopos de serviços nas áreas de Consultoria e Engenharia Ambiental, estruturada com base nos conceitos de…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Consig-Saconsigsa.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 9 contacts → |
“A ConSIG Soluções Ambientais é uma empresa de consultoria que oferece soluções inovadoras, criativas e práticas através de geotecnologias com alto valor agregado e baixo custo de…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Litologicalitologica.com HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 7 contacts → |
“Empresa com sede na cidade do Rio de Janeiro, especializada em elaboração de relatórios técnicos para obtenção de licenças ambientais, direito ao uso da água, operação de obras e…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cobe Engenharia E Geotecniacobeengenharia.com HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 4 contacts → |
“O nome COBE representa as iniciais dos sobrenomes de seus fundadores (CO de Coelho e BE de Bertin), dois profissionais do ramo da geotecnia com visões, ideais e experiências…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Aster Engenhariaastergeo.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 3 contacts → |
“ASTER Engenharia Ltda.(ASTER) is a company built in 2016 when colleagues merged over 15 years of offshore/onshore personal experiences to develop own business.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Grão Estudos Ambientais Ltdagraoambiental.com HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 3 contacts → |
“A Grão Estudos Ambientais nasce em 2016 já contando com mais de 15 anos de experiência de sua equipe técnica no mercado de consultoria ambiental.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Abdob Associados Baías DO Brasilabdob.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 3 contacts → |
“A ABdoB é uma empresa de consultoria especializada em projetos de engenharia e análises de hidrodinâmica ambiental em corpos de água naturais, continentais e costeiros.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Habitatgeo Consultoria Ambientalhabitatgeo.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“A Habitat é uma empresa de consultoria especializada em Geoprocessamento e Meio Ambiente.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Forsea Engenhariaforseaengenharia.com HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 2 contacts → |
“Petroleum engineering consultancy services” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | E3 Ambientale3ambiental.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 1 contacts → |
“A E3 Ambiental é uma consultoria ambiental formada por profissionais experientes, especializados em engenharia ambiental, com foco principal no gerenciamento de áreas…” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Thetis Consultthetis-consult.com HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 1 contacts → |
“THETIS CONSULT provides consulting and project management in maritime engineering with a focus on the Brazilian market.” Recorded description excerpt · September 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 17 of 59 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Hydrogeological consulting firms: dataset insights
September 12, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
59 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 14.0dCompany record updated
Median 79.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hydrogeological consulting firms by metro in Brazil
Questions about this company list
What does Exact match mean for hydrogeological consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hydrogeological consulting firms did RevenueBase find based in Rio De Janeiro, Brazil?
The saved snapshot records 59 matching company records, 1,347 tracked contacts and 301 verified emails. The public preview displays 17 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Hydrogeological consulting firms by geography
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany
- Hydrogeological consulting firms based in the United Kingdom
- Hydrogeological consulting firms based in Italy
- Hydrogeological consulting firms based in Spain
- Hydrogeological consulting firms based in South Africa
- Hydrogeological consulting firms based in the Netherlands
- Hydrogeological consulting firms based in Switzerland
Cite this list
RevenueBase Data Team. Top 17 hydrogeological consulting firms based in Rio De Janeiro, Brazil. Snapshot: September 12, 2026. https://revenuebase.ai/companies/hydrogeological-consulting-firms/brazil/rio-de-janeiro.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hydrogeological consulting firms based in the United States
- Hydrogeological consulting firms based in Brazil
- Hydrogeological consulting firms based in Canada
- Hydrogeological consulting firms based in Australia
- Hydrogeological consulting firms based in France
- Hydrogeological consulting firms based in Germany