Company lists · Data refreshed November 2026

Top 25 Hydrological consultants based in Brazil

RevenueBase identified 439 company matches for hydrological consultants associated with Brazil as of November 2026 and tracks 7,080 professional contacts across them, including 1,745 with verified work emails. Belo Horizonte is the largest hub.

This list covers company matches for hydrological consultants 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 November 6, 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 Nov 6, 2026 How this list was built
439Companies
7,080Contacts tracked
1,745Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest hydrological consultants based in Brazil

Ranked by team size
Top 25 of 439 company matches for hydrological consultants based in Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchRio De Janeiro, BrazilHQ recorded Nov 6, 2026201-500696 contacts →

Exact match

“Sondotécnica was founded in 1954.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchGuarulhos, BrazilHQ recorded Nov 6, 2026501-1,000453 contacts →

Exact match

“Identificamos e solucionamos problemas relacionados ao tratamento de água e efluentes, reúso, dessalinização e análises ambientais para indústrias, consultorias ambientais e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchBarueri, BrazilHQ recorded Nov 6, 2026201-500362 contacts →

Exact match

“A ENGECORPS Engenharia S.A.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 2026201-500328 contacts →

Exact match

“Somos a BVP Geotecnia e Hidrotecnia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-200322 contacts →

Exact match

“CTE is a consulting company, which has 28 years of experience in the Construction Industry, offering clients consultancy across a wide range of service nable Projects and Green…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNova Lima, BrazilHQ recorded Nov 6, 2026201-500261 contacts →

Exact match

“Since 1989, the company develops waste disposal studies to a wide range of clients embodying different kind of benefited ore, developing specific work methods according to new…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 2026201-500257 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-200248 contacts →

Exact match

“A WALM Engenharia e Tecnologia Ambiental Ltda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAssis, BrazilHQ recorded Nov 6, 202651-200225 contacts →

Exact match

“Luz Energy Engenharia Ltda- Epp is a civil engineering company based out of R Orozimbo Leao De Carvalho, 223, Assis, São Paulo, Brazil.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 202651-200165 contacts →

Exact match

“São mais de 1,2 mil projetos desenvolvidos nos setores industriais, de mineração, construção civil, abastecimento e agronegócio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 202651-200102 contacts →

Exact match

“A MPB Engenharia é uma empresa catarinense, sediada com matriz em Florianópolis e Filial com escritórios em Brasília.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 2026201-50099 contacts →

Exact match

“GEOESTÁVEL CONSULTORIA E PROJETOS Com sede própria na cidade mineira de Belo Horizonte, a empresa atua em todo território nacional e internacional.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSanta Maria, BrazilHQ recorded Nov 6, 202611-5088 contacts →

Exact match

“Atuando desde 2003, a Rede Químea tem como propósito gerar oportunidades para as pessoas fazerem a diferença no mundo, fornecendo soluções sustentáveis, eficazes e colaborativas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchPorto Alegre, BrazilHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“For over 20 years, we have developed engineering solutions for the most complex environmental challenges in Brazil and around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchRio De Janeiro, BrazilHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Esta página tem por objetivo mantermos um canal de comunicação com nossos clientes, parceiros e colaboradores.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPorto Alegre, BrazilHQ recorded Nov 6, 202651-20075 contacts →

Exact match

“Somos uma empresa de meio ambiente capaz de fornecer consultoria ambiental para os setores de infra-estrutura, energia, mineração, agronegócio, órgãos públicos e sociedade civil…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 202611-5073 contacts →

Exact match

“Somos uma empresa de consultoria, projetos e suporte em geotecnia, geologia, hidrologia e hidráulica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 202651-20072 contacts →

Exact match

“Realizamos estudos e elaboramos projetos nas áreas de Engenharia Hídrica; Gestão Estratégica e Institucional; Meio Ambiente e Socioeconomia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 202651-20068 contacts →

Exact match

“A Tec3 é uma empresa de engenharia de projetos especializada em recursos hídricos e geotecnia aplicados aos setores de mineração, hidroenergia, óleo e gás.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSao Paulo, BrazilHQ recorded Nov 6, 202651-20057 contacts →

Exact match

“Criada em 2001, a Geasanevita atua em projetos que envolvem engenharia de infraestrutura de saneamento em geral, tais como água, esgotamento sanitário, drenagem, hidrologia…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMaringá, BrazilHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Serviços de engenharia especializados para o setor energético, com forte atuação em hidrologia, meio ambiente e segurança de barragens.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSantos, BrazilHQ recorded Nov 6, 202651-20053 contacts →

Exact match

“A HidroMares é uma empresa de consultoria que presta serviços na área de oceanografia, limnologia e meteorologia, atuando desde projetos de monitoramento ambiental até modelagem…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202611-5052 contacts →

Exact match

“Part of HBR Holding Brazil, Oceânica is a Brazilian consulting company for naval, offshore and nautical industries, with focus in hydrodynamics, mooring, dynamic positioning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchManaus, BrazilHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“A Laghi Engenharia Ltda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“Brazilian company - Environmental Consultancy, Services and Projects:| Inland fresh-waters | Estuaries | Coastal Waters | Oceanic waters | We act as a group, divided into three…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 439 hydrological consultants based in Brazil

See the full list, filter by size, metro and specialty, and access 1,745 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydrological consultants based in Brazil at a glance

As of Nov 6, 2026
24.6%Verified-email coverage
16.1Average contacts per company
1-10Median size (employees)
13.0%Largest-city concentration · Belo Horizonte
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
274
11-50
110
51-200
38
201-500
10
501-1,000
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 439 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 “hydrological consultants” 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 1,745 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 November 6, 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 “hydrological consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydrological consultants are there based in Brazil?

RevenueBase identified 439 company matches for hydrological consultants associated with Brazil as of November 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 has the most hydrological consultants?

Belo Horizonte leads with 57 company records, followed by Sao Paulo (49) and Porto Alegre (20).

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 1,745 professional contacts with verified work emails tracked across these 439 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 November 6, 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.