Company lists · Data refreshed November 2026

Top 20 Sanitation workers based in Portugal

RevenueBase identified 43 company matches for sanitation workers associated with Portugal as of November 2026 and tracks 845 professional contacts across them, including 294 with verified work emails. Braga is the largest hub.

This list covers company matches for sanitation workers associated with Portugal, 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
43Companies
845Contacts tracked
294Verified emails
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The 20 largest sanitation workers based in Portugal

Ranked by team size
Top 20 of 43 company matches for sanitation workers based in Portugal, 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 matchSintra, PortugalHQ recorded Nov 6, 20261,001-5,000174 contacts →

Exact match

“A EcoAmbiente - Serviços e Meio Ambiente, S.A, é uma empresa do Grupo FomentInvest, que atua na área de “Gestão de Resíduos”, contribuindo para a baixa emissão de carbono…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchRios Frios, PortugalHQ recorded Nov 6, 2026201-50099 contacts →

Exact match

“Solid Waste management”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCascais, PortugalHQ recorded Nov 6, 2026201-50098 contacts →

Exact match

“TRATOLIXO EIM SA is a Municipal Solid Waste Management Company that provides comprehensive waste and environmental services in the municipalities of Cascais, Mafra, Oeiras and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchParanhos, PortugalHQ recorded Nov 6, 2026501-1,00070 contacts →

Exact match

“A Empresa Municipal de Ambiente do Porto, E.M, S.A, também designada por Porto Ambiente, foi constituída em Fevereiro de 2017 e tem por objeto social, por delegação do município…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBraga, PortugalHQ recorded Nov 6, 2026501-1,00067 contacts →

Exact match

“A Agere- Empresa de águas, Efluentes e Resíduos de Braga, EM surgiu da transformação dos Serviços Municipalizados de Águas e Saneamento em Empresa Pública Municipal, em Em 2005, o…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchChaves, PortugalHQ recorded Nov 6, 2026501-1,00065 contacts →

Exact match

“A REDE AMBIENTE atua no sector ambiental centrando a sua atividade na implementação e promoção de soluções que respondam às necessidades de Recolha de Resíduos Sólidos Urbanos…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchVila Nova De Anha, PortugalHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“A Resulima é uma empresa de referência no setor ambiental e no tratamento e valorização de resíduos na sua área de abrangência.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAlcaria, PortugalHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“A Resiestrela distingue-se pela excelência do serviço prestado com qualidade, competência técnica, inovação e sustentabilidade.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFigueira E Barros, PortugalHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“A Valnor distingue-se pela excelência do serviço prestado com qualidade, competência técnica, inovação e sustentabilidade.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTorres Vedras, PortugalHQ recorded Nov 6, 2026201-50016 contacts →

Exact match

“Os Serviços Municipalizados de Água e Saneamento (SMAS) de Torres Vedras são um serviço público que visa satisfazer as necessidades coletivas da população.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchVale De Cambra, PortugalHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“A Sopinal foi fundada em 1968, contando atualmente com uma equipa de 70 colaboradores, formados e qualificados, distribuídos por diversos departamentos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBeja, PortugalHQ recorded Nov 6, 202651-20010 contacts →

Exact match

“A RESIALENTEJO dá destino final aos resíduos indiferenciados (resíduos que não são separados) provenientes da recolha municipal e aos resíduos urbanos recicláveis dos concelhos de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchFaro, PortugalHQ recorded Nov 6, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSanta Marta De Portuzelo, PortugalHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“A Sambiental, Lda.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchVila Nova De Gaia, PortugalHQ recorded Nov 6, 202611-507 contacts →

Exact match

“A Antiga Casa Pompeu (também reconhecida como Carlos Ferreira da Silva & Filhos, Lda.) é uma empresa de referência na área ambiental, que está no mercado há mais de 100 anos, com…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchTorres Novas, PortugalHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Somos uma empresa construída de raiz para proceder à gestão de resíduos biodegradáveis valorizando-os pelo processo de compostagem de forma a obter um composto orgânico natural…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchValença Do Minho, PortugalHQ recorded Nov 6, 202611-506 contacts →

Exact match

“A Valorminho distingue-se pela excelência do serviço prestado com qualidade, competência técnica, inovação e sustentabilidade.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchChaves, PortugalHQ recorded Nov 6, 202611-504 contacts →

Exact match

“A FINIS – Resíduos Industriais dispõe de soluções e serviços de recolha, acondicionamento, encaminhamento e valorização dos resíduos resultantes da atividade industrial e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAlcobaça, PortugalHQ recorded Nov 6, 20261-104 contacts →

Exact match

“A RedWaste é uma empresa que se dedica à recolha seletiva de resíduos e ao seu encaminhamento para valorização ou eliminação, bem como à prestação de serviços de consultoria e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchTorres Novas, PortugalHQ recorded Nov 6, 202611-503 contacts →

Exact match

“A Oleotorres é uma empresa que labora há mais de duas dezenas de anos em várias atividades, sendo uma delas a recolha, reciclagem e gestão de óleos alimentares usados…”

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

Showing 20 of 43 sanitation workers based in Portugal

See the full list, filter by size, metro and specialty, and access 294 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sanitation workers based in Portugal at a glance

As of Nov 6, 2026
34.8%Verified-email coverage
19.7Average contacts per company
11-50Median size (employees)
4.7%Largest-city concentration · Braga
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
15
51-200
5
201-500
4
501-1,000
4
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 43 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 Portugal whose business descriptions match “sanitation workers” 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 294 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 “sanitation workers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sanitation workers are there based in Portugal?

RevenueBase identified 43 company matches for sanitation workers associated with Portugal 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?

Ecoambiente, S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most sanitation workers?

Braga leads with 2 company records, followed by Chaves (2) and Torres Novas (2).

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 294 professional contacts with verified work emails tracked across these 43 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.