Company lists · Data refreshed October 2026
Top 18 Hazardous material construction contractors based in Brazil
RevenueBase identified 71 company matches for hazardous material construction contractors associated with Brazil as of October 2026 and tracks 1,160 professional contacts across them, including 242 with verified work emails. Sao Paulo is the largest hub.
This list covers company matches for hazardous material construction contractors 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 October 26, 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 18 largest hazardous material construction contractors based in Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 480 contacts → | ||||
Exact match “Atuante no mercado da construção civil e nos mais variados segmentos de prestação de serviço e administração de mão-de-obra há mais de 47 anos, a A.TONANNI oferece qualidade…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 2 | 155 contacts → | ||||
Exact match “A JZ Engenharia entrega aos seus clientes mais do que apenas bons resultados e competência em construções.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 3 | 58 contacts → | ||||
Exact match “CGAgeo is a leading environmental services company, specializing in a variety of essential activities.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 4 | 46 contacts → | ||||
Exact match “Somos Especialistas em REMEDIAÇÃO AMBIENTAL através da OXIDAÇÃO QUÍMICA IN-SITU (ISCO), desenvolvemos soluções sob medida para empresas nos mais diversos segmentos, para isso…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 5 | 39 contacts → | ||||
Exact match “Tecpam Consultoria Ambiental is a civil engineering company based out of R Brunsviga, Sn, Quadra83 Lote 08/09, Aparecida De Goiania, Goiás, Brazil.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 6 | 35 contacts → | ||||
Exact match “A Lead Soluções Ambientais é uma empresa de engenharia e meio ambiente, que atua de maneira estratégica para atender as diversas necessidades dos seus clientes nas áreas de…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 7 | 26 contacts → | ||||
Exact match “A DHAMQ é uma empresa especializada em limpeza industrial, cortes e furos, refratamento e demolição industrial.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 8 | 20 contacts → | ||||
Exact match “Com ampla atuação em diversas áreas da Engenharia, a UTBR conta com uma equipe dedicada de engenheiros e especialistas altamente qualificados para transformar desafios de…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 9 | 17 contacts → | ||||
Exact match “A Kopf Ambiental atua há mais de 21 anos na prestação de serviços voltados ao Gerenciamento de Áreas Contaminadas e à consultoria ambiental, com atendimento em todo o território…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 10 | 16 contacts → | ||||
Exact match “Somos uma empresa de engenharia, referência em infraestrutura, descomissionamento, demolição técnica controlada e desmobilização industrial, com atuação em todo território…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 11 | 14 contacts → | ||||
Exact match “A Soiltec Soluções Ambientais é uma empresa de consultoria ambiental especializada no gerenciamento de áreas contaminadas e no segmento da construção civil.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 12 | 13 contacts → | ||||
Exact match “A Mejan Ambiental é especialista na gestão de resíduos da construção civil e de resíduos perigosos, da coleta até a destinação final.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match “Se tratando de meio ambiente e sustentabilidade somos “expert no assunto”.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 14 | 11 contacts → | ||||
Exact match “EXCELÊNCIA EM SERVIÇOS METROFORT ENGENHARIA A METROFORT é uma empresa com várias extensões em outras segmentações onde a partir do ramos da construção resolvemos ampliar nossas…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 16 | 4 contacts → | ||||
Exact match “We understand the specific challenges our customers face in managing contaminated area requirements and as a result, we are able to continually improve our customers' experience…” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 17 | 3 contacts → | ||||
Exact match “Empresa de Consultoria e Engenharia Ambiental com foco no Gerenciamento de Áreas Contaminadas.” Recorded in the RevenueBase company graph · Oct 26, 2026 · View company records in RevenueBase | |||||
| 18 | 2 contacts → | ||||
Exact match “A Fibo Ambiental foi fundada pelo Engenheiro Nilton Yamamoto, que possui mais de 20 anos de experiência em projetos ambientais desenvolvidos para clientes do setor imobiliário e…” Recorded in the RevenueBase company graph · Oct 26, 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 “hazardous material construction contractors”. 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 18 of 71 hazardous material construction contractors based in Brazil
See the full list, filter by size, metro and specialty, and access 242 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Hazardous material construction contractors based in Brazil at a glance
As of Oct 26, 2026Companies by employee count
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 71 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 “hazardous material construction contractors” 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 242 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 October 26, 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 “hazardous material construction contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hazardous material construction contractors are there based in Brazil?
RevenueBase identified 71 company matches for hazardous material construction contractors associated with Brazil as of October 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?
A.Tonanni Construções E Serviços tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most hazardous material construction contractors?
Sao Paulo leads with 21 company records, followed by Campinas (3) and Curitiba (3).
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 242 professional contacts with verified work emails tracked across these 71 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 October 26, 2026.
Ready to reach these companies? Verified emails and direct dials for all 71 hazardous material construction contractors based in Brazil. Start with a free account, no credit card.
Download this list →Related lists
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- Hazardous material construction contractors based in Germany
- Hazardous material construction contractors based in Italy
- Hazardous material construction contractors based in the Netherlands
- Hazardous material construction contractors based in New Zealand
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.
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- New lists
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Company intelligence · public preview
Top 18 hazardous material construction contractors based in Brazil
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 71 matching company records for hazardous material construction contractors based in Brazil, with 1,160 tracked contacts and 242 verified work emails.
This public preview shows 18 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 26, 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 18 hazardous material construction contractors based in 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 |  A.Tonanni Construções E Serviçosatonanni.com.brHQ: Taboão Da Serra, BrazilReported employees: 1,001-5,000 | Taboão Da Serra, Brazil | 1,001-5,000 | Exact match | 480 contacts → |
“Atuante no mercado da construção civil e nos mais variados segmentos de prestação de serviço e administração de mão-de-obra há mais de 47 anos, a A.TONANNI oferece qualidade…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  JZ Engenharia E Comércio Ltdajz.eng.brHQ: Sao Paulo, BrazilReported employees: 201-500 | Sao Paulo, Brazil | 201-500 | Exact match | 155 contacts → |
“A JZ Engenharia entrega aos seus clientes mais do que apenas bons resultados e competência em construções.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Cgageo Environmental And Geological Services LTDcgageo.com.brHQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 58 contacts → |
“CGAgeo is a leading environmental services company, specializing in a variety of essential activities.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  OXI Ambiental S.Aoxiambiental.com.brHQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 46 contacts → |
“Somos Especialistas em REMEDIAÇÃO AMBIENTAL através da OXIDAÇÃO QUÍMICA IN-SITU (ISCO), desenvolvemos soluções sob medida para empresas nos mais diversos segmentos, para isso…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Tecpamtecpam.com.br HQ: Aparecida De Goiania, BrazilReported employees: 11-50 | Aparecida De Goiania, Brazil | 11-50 | Exact match | 39 contacts → |
“Tecpam Consultoria Ambiental is a civil engineering company based out of R Brunsviga, Sn, Quadra83 Lote 08/09, Aparecida De Goiania, Goiás, Brazil.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Lead Soluções Ambientaislead-sa.com.brHQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 35 contacts → |
“A Lead Soluções Ambientais é uma empresa de engenharia e meio ambiente, que atua de maneira estratégica para atender as diversas necessidades dos seus clientes nas áreas de…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Dhamq Engenhariadhamq.com.brHQ: Ipatinga, BrazilReported employees: 11-50 | Ipatinga, Brazil | 11-50 | Exact match | 26 contacts → |
“A DHAMQ é uma empresa especializada em limpeza industrial, cortes e furos, refratamento e demolição industrial.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Utbr-Unitechnologiesutbr.com.brHQ: Campinas, BrazilReported employees: 51-200 | Campinas, Brazil | 51-200 | Exact match | 20 contacts → |
“Com ampla atuação em diversas áreas da Engenharia, a UTBR conta com uma equipe dedicada de engenheiros e especialistas altamente qualificados para transformar desafios de…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Kopf Ambientalkopf.eng.br HQ: Santo André, BrazilReported employees: 11-50 | Santo André, Brazil | 11-50 | Exact match | 17 contacts → |
“A Kopf Ambiental atua há mais de 21 anos na prestação de serviços voltados ao Gerenciamento de Áreas Contaminadas e à consultoria ambiental, com atendimento em todo o território…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CDL Engenharia E Sustentabilidadecdlambiental.com.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 16 contacts → |
“Somos uma empresa de engenharia, referência em infraestrutura, descomissionamento, demolição técnica controlada e desmobilização industrial, com atuação em todo território…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Soiltec Soluções Ambientaissoiltec.com.brHQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 14 contacts → |
“A Soiltec Soluções Ambientais é uma empresa de consultoria ambiental especializada no gerenciamento de áreas contaminadas e no segmento da construção civil.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Mejan Ambientalmejan.com.br HQ: Votuporanga, BrazilReported employees: 1-10 | Votuporanga, Brazil | 1-10 | Exact match | 13 contacts → |
“A Mejan Ambiental é especialista na gestão de resíduos da construção civil e de resíduos perigosos, da coleta até a destinação final.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Venner Engenharia Ambientalvennerambiental.com.brHQ: Santo André, BrazilReported employees: 11-50 | Santo André, Brazil | 11-50 | Exact match | 12 contacts → |
“Se tratando de meio ambiente e sustentabilidade somos “expert no assunto”.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Metrofort Engenhariametrofort.com.brHQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 11 contacts → |
“EXCELÊNCIA EM SERVIÇOS METROFORT ENGENHARIA A METROFORT é uma empresa com várias extensões em outras segmentações onde a partir do ramos da construção resolvemos ampliar nossas…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Construtora HGEhgeconstrutora.com.br HQ: Serra, BrazilReported employees: 11-50 | Serra, Brazil | 11-50 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Labfinder Engenharia E Meio Ambientelabfinder.com.br HQ: São Paulo, BrazilReported employees: 1-10 | São Paulo, Brazil | 1-10 | Exact match | 4 contacts → |
“We understand the specific challenges our customers face in managing contaminated area requirements and as a result, we are able to continually improve our customers' experience…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  AIS Engenharia Ambientalaisambiental.com.brHQ: São Paulo, BrazilReported employees: 1-10 | São Paulo, Brazil | 1-10 | Exact match | 3 contacts → |
“Empresa de Consultoria e Engenharia Ambiental com foco no Gerenciamento de Áreas Contaminadas.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Fibo Ambiental Consultoriafiboambiental.com.brHQ: Atibaia, BrazilReported employees: 1-10 | Atibaia, Brazil | 1-10 | Exact match | 2 contacts → |
“A Fibo Ambiental foi fundada pelo Engenheiro Nilton Yamamoto, que possui mais de 20 anos de experiência em projetos ambientais desenvolvidos para clientes do setor imobiliário e…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 71 company matches
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Hazardous material construction contractors: dataset insights
October 26, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
69 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 71 companies.
How 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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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: October 26, 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 ↗
Questions about this company list
What does Exact match mean for hazardous material construction contractors?
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 hazardous material construction contractors did RevenueBase find based in Brazil?
The saved snapshot records 71 matching company records, 1,160 tracked contacts and 242 verified emails. The public preview displays 18 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: October 26, 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
Hazardous material construction contractors by geography
- Hazardous material construction contractors based in Calgary, Canada
- Hazardous material construction contractors based in New York, United States
- Hazardous material construction contractors based in Australia
- Hazardous material construction contractors based in Belgium
- Hazardous material construction contractors based in Canada
- Hazardous material construction contractors based in Denmark
- Hazardous material construction contractors based in Finland
- Hazardous material construction contractors based in France
- Hazardous material construction contractors based in Germany
- Hazardous material construction contractors based in Italy
- Hazardous material construction contractors based in the Netherlands
- Hazardous material construction contractors based in New Zealand
Cite this list
RevenueBase Data Team. Top 18 hazardous material construction contractors based in Brazil. Snapshot: October 26, 2026. https://revenuebase.ai/companies/hazardous-material-construction-contractors/brazil.
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
- Hazardous material construction contractors based in Calgary, Canada
- Hazardous material construction contractors based in New York, United States
- Hazardous material construction contractors based in Australia
- Hazardous material construction contractors based in Belgium
- Hazardous material construction contractors based in Canada
- Hazardous material construction contractors based in Denmark
Company intelligence · public preview
Top 18 hazardous material construction contractors based in Brazil
RevenueBase records 71 matching company records for hazardous material construction contractors based in Brazil, with 1,160 tracked contacts and 242 verified work emails.
This public preview shows 18 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 26, 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 18 hazardous material construction contractors based in 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 | A.Tonanni Construções E Serviçosatonanni.com.br HQ: Taboão Da Serra, BrazilReported employees: 1,001-5,000 | Taboão Da Serra, Brazil | 1,001-5,000 | Exact match | 480 contacts → |
“Atuante no mercado da construção civil e nos mais variados segmentos de prestação de serviço e administração de mão-de-obra há mais de 47 anos, a A.TONANNI oferece qualidade…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | JZ Engenharia E Comércio Ltdajz.eng.br HQ: Sao Paulo, BrazilReported employees: 201-500 | Sao Paulo, Brazil | 201-500 | Exact match | 155 contacts → |
“A JZ Engenharia entrega aos seus clientes mais do que apenas bons resultados e competência em construções.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cgageo Environmental And Geological Services LTDcgageo.com.br HQ: Sao Paulo, BrazilReported employees: 51-200 | Sao Paulo, Brazil | 51-200 | Exact match | 58 contacts → |
“CGAgeo is a leading environmental services company, specializing in a variety of essential activities.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | OXI Ambiental S.Aoxiambiental.com.br HQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 46 contacts → |
“Somos Especialistas em REMEDIAÇÃO AMBIENTAL através da OXIDAÇÃO QUÍMICA IN-SITU (ISCO), desenvolvemos soluções sob medida para empresas nos mais diversos segmentos, para isso…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Tecpamtecpam.com.br HQ: Aparecida De Goiania, BrazilReported employees: 11-50 | Aparecida De Goiania, Brazil | 11-50 | Exact match | 39 contacts → |
“Tecpam Consultoria Ambiental is a civil engineering company based out of R Brunsviga, Sn, Quadra83 Lote 08/09, Aparecida De Goiania, Goiás, Brazil.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Lead Soluções Ambientaislead-sa.com.br HQ: Campinas, BrazilReported employees: 11-50 | Campinas, Brazil | 11-50 | Exact match | 35 contacts → |
“A Lead Soluções Ambientais é uma empresa de engenharia e meio ambiente, que atua de maneira estratégica para atender as diversas necessidades dos seus clientes nas áreas de…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Dhamq Engenhariadhamq.com.br HQ: Ipatinga, BrazilReported employees: 11-50 | Ipatinga, Brazil | 11-50 | Exact match | 26 contacts → |
“A DHAMQ é uma empresa especializada em limpeza industrial, cortes e furos, refratamento e demolição industrial.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Utbr-Unitechnologiesutbr.com.br HQ: Campinas, BrazilReported employees: 51-200 | Campinas, Brazil | 51-200 | Exact match | 20 contacts → |
“Com ampla atuação em diversas áreas da Engenharia, a UTBR conta com uma equipe dedicada de engenheiros e especialistas altamente qualificados para transformar desafios de…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Kopf Ambientalkopf.eng.br HQ: Santo André, BrazilReported employees: 11-50 | Santo André, Brazil | 11-50 | Exact match | 17 contacts → |
“A Kopf Ambiental atua há mais de 21 anos na prestação de serviços voltados ao Gerenciamento de Áreas Contaminadas e à consultoria ambiental, com atendimento em todo o território…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CDL Engenharia E Sustentabilidadecdlambiental.com.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 16 contacts → |
“Somos uma empresa de engenharia, referência em infraestrutura, descomissionamento, demolição técnica controlada e desmobilização industrial, com atuação em todo território…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Soiltec Soluções Ambientaissoiltec.com.br HQ: São Paulo, BrazilReported employees: 11-50 | São Paulo, Brazil | 11-50 | Exact match | 14 contacts → |
“A Soiltec Soluções Ambientais é uma empresa de consultoria ambiental especializada no gerenciamento de áreas contaminadas e no segmento da construção civil.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Mejan Ambientalmejan.com.br HQ: Votuporanga, BrazilReported employees: 1-10 | Votuporanga, Brazil | 1-10 | Exact match | 13 contacts → |
“A Mejan Ambiental é especialista na gestão de resíduos da construção civil e de resíduos perigosos, da coleta até a destinação final.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Venner Engenharia Ambientalvennerambiental.com.br HQ: Santo André, BrazilReported employees: 11-50 | Santo André, Brazil | 11-50 | Exact match | 12 contacts → |
“Se tratando de meio ambiente e sustentabilidade somos “expert no assunto”.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Metrofort Engenhariametrofort.com.br HQ: Sao Paulo, BrazilReported employees: 11-50 | Sao Paulo, Brazil | 11-50 | Exact match | 11 contacts → |
“EXCELÊNCIA EM SERVIÇOS METROFORT ENGENHARIA A METROFORT é uma empresa com várias extensões em outras segmentações onde a partir do ramos da construção resolvemos ampliar nossas…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Construtora HGEhgeconstrutora.com.br HQ: Serra, BrazilReported employees: 11-50 | Serra, Brazil | 11-50 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Labfinder Engenharia E Meio Ambientelabfinder.com.br HQ: São Paulo, BrazilReported employees: 1-10 | São Paulo, Brazil | 1-10 | Exact match | 4 contacts → |
“We understand the specific challenges our customers face in managing contaminated area requirements and as a result, we are able to continually improve our customers' experience…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | AIS Engenharia Ambientalaisambiental.com.br HQ: São Paulo, BrazilReported employees: 1-10 | São Paulo, Brazil | 1-10 | Exact match | 3 contacts → |
“Empresa de Consultoria e Engenharia Ambiental com foco no Gerenciamento de Áreas Contaminadas.” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Fibo Ambiental Consultoriafiboambiental.com.br HQ: Atibaia, BrazilReported employees: 1-10 | Atibaia, Brazil | 1-10 | Exact match | 2 contacts → |
“A Fibo Ambiental foi fundada pelo Engenheiro Nilton Yamamoto, que possui mais de 20 anos de experiência em projetos ambientais desenvolvidos para clientes do setor imobiliário e…” Recorded description excerpt · October 26, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 71 company matches
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Hazardous material construction contractors: dataset insights
October 26, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
69 records in the displayed employee bands.
2 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 71 companies.
How 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.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
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: October 26, 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 ↗
Questions about this company list
What does Exact match mean for hazardous material construction contractors?
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 hazardous material construction contractors did RevenueBase find based in Brazil?
The saved snapshot records 71 matching company records, 1,160 tracked contacts and 242 verified emails. The public preview displays 18 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: October 26, 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.
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Cite this list
RevenueBase Data Team. Top 18 hazardous material construction contractors based in Brazil. Snapshot: October 26, 2026. https://revenuebase.ai/companies/hazardous-material-construction-contractors/brazil.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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