Company lists · Data refreshed November 2026

Top 25 Oil and gas engineering firms based in Belo Horizonte, Brazil

RevenueBase identified 152 company matches for oil and gas engineering firms associated with Belo Horizonte, Brazil as of November 2026 and tracks 4,717 professional contacts across them, including 888 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category (342 companies); Belo Horizonte has 152.

This list covers company matches for oil and gas engineering firms associated with Belo Horizonte, 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 4, 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 4, 2026 How this list was built
152Companies
4,717Contacts tracked
888Verified emails
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The 25 largest oil and gas engineering firms based in Belo Horizonte, Brazil

Ranked by team size
Top 25 of 152 company matches for oil and gas engineering firms based in Belo Horizonte, Brazil, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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 matchBelo Horizonte, BrazilHQ recorded Nov 4, 20261,001-5,0001,083 contacts →

Exact match

“A Diefra é uma empresa multidisciplinar com maturidade técnica e consolidada formação profissional, resultado de uma postura empreendedora e proativa.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 2026201-500391 contacts →

Exact match

“A Blossom oferece soluções de Engenharia Multidisciplinar para Plantas Industriais, Infraestrutura e Mobilidade Urbana, Gerenciamento de Empreendimentos, Mão-de-Obra…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 2026201-500328 contacts →

Exact match

“Somos a BVP Geotecnia e Hidrotecnia.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 20261,001-5,000283 contacts →

Exact match

“Destaque no cenário nacional, a Cardan Engenharia é reconhecida pela excelência na gestão e execução de obras civis de alta complexidade.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
6Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-200172 contacts →

Exact match

“A HIDROBR é uma empresa focada em soluções de engenharia e nasceu com o objetivo de trazer uma atuação diferenciada ao mercado.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 2026201-500171 contacts →

Exact match

“A Drawind Engenharia de Projetos se constitui como uma empresa de soluções multidisciplinares, com experiência consolidada de mais de 20 anos em projetos industriais, com total…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 2026201-500116 contacts →

Exact match

“Founded in 1984, ECM is a consolidated engineering company with extensive experience in multidisciplinary industrial projects with an emphasis on the mineral sector.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202611-50110 contacts →

Exact match

“A ALFA ENGENHARIA é uma empresa especializada em consultoria e projetos industriais de elétrica, instrumentação e automação.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20069 contacts →

Exact match

“A JM Souto é uma empresa de engenharia e consultoria com larga experiência e credibilidade em suas áreas de atuação.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
12Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20060 contacts →

Exact match

“A Progesys foi fundada há cerca de 20 anos como uma empresa de gerenciamento de projetos multidisciplinares, entregando projetos industriais nos setores de mineração, metalurgia…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20051 contacts →

Exact match

“A Tecnomin foi fundada em 1985, inicialmente com o objetivo de prestar serviços de consultoria nas áreas de Economia e Engenharia Mineral.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20047 contacts →

Exact match

“A Senior Engenharia oferece soluções na área de engenharia elétrica, incorporando ainda soluções de automação, mecânica, civil e outras.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20043 contacts →

Exact match

“De forma resumida, o que é o mais importante para a indústria do ponto de visto de seu ativo?”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20042 contacts →

Exact match

“Somos uma empresa prestadora de serviços de consultoria e engenharia, especializada em licenciamento, estudos técnicos e ambientais, execução de obras, laudos e projetos de…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20034 contacts →

Exact match

“MTX | Projeto Industriais Há mais de 30 anos, transformamos desafios de engenharia em soluções que geram valor real para nossos clientes.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 2026501-1,00034 contacts →

Exact match

“Fundada em março de 1986, a SPEC PLANEJAMENTO, ENGENHARIA, CONSULTORIA LTDA.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 2026n/a32 contacts →

Exact match

“NEGÓCIO Fornecer serviços de consultoria e desenvolvimento de projetos em engenharia estrutural e mecânica para atender necessidades do setor industrial.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202651-20029 contacts →

Exact match

“A ENGESULT TECNOLOGIA EM PROJETOS é uma empresa dedicada a serviços de engenharia e consultoria, que busca sempre utilizar recursos tecnológicos para superar as expectativas de…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 20261-1028 contacts →

Exact match

“Nascemos em 2008, no bairro Funcionários, região nobre da capital mineira.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202611-5022 contacts →

Exact match

“Unimos excelência técnica e experiência para transformar desafios complexos em projetos com soluções práticas e eficientes.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202611-5022 contacts →

Exact match

“We are an Engineering company composed of Engineers and Technicians of the highest quality and with extensive experience that, using the most modern tools on the market, guarantee…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202611-5017 contacts →

Exact match

“A PROSDOCIMI CONSULTORIA foi constituída em 14 de outubro de 2002 em Belo Horizonte.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchBelo Horizonte, BrazilHQ recorded Nov 4, 202611-5016 contacts →

Exact match

“A ADONAI ENGENHARIA é uma empresa consolidada e sedimentada no setor energético (geração, distribuição e transmissão), mineração, habitacional e industrial que há mais de 10 anos…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 152 oil and gas engineering firms based in Belo Horizonte, Brazil

See the full list, filter by size, metro and specialty, and access 888 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas engineering firms based in Belo Horizonte, Brazil at a glance

As of Nov 4, 2026
18.8%Verified-email coverage
31.0Average contacts per company
11-50Median size (employees)
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
39
51-200
27
201-500
5
501-1,000
4
1,001-5,000
3

Email recency for this list is measured across the whole Brazil list rather than for Belo Horizonte, so it is reported there. Company counts and contact totals on this page are exact for Belo Horizonte, over 152 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 Belo Horizonte, Brazil whose business descriptions match “oil and gas engineering 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 888 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 4, 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 “oil and gas engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas engineering firms are there based in Belo Horizonte, Brazil?

RevenueBase identified 152 company matches for oil and gas engineering firms associated with Belo Horizonte, 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?

Diefra Engenharia E Consultoria Ltda tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Brazil has the most oil and gas engineering firms?

Sao Paulo leads Brazil with 342 company records, followed by Rio De Janeiro (232) and Belo Horizonte (152).

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 888 professional contacts with verified work emails tracked across these 152 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 4, 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.