Company lists · Data refreshed November 2026
Top 19 Wastewater infrastructure contractors based in Portugal
RevenueBase identified 42 company matches for wastewater infrastructure contractors associated with Portugal as of November 2026 and tracks 1,553 professional contacts across them, including 322 with verified work emails. Lisbon is the largest hub.
This list covers company matches for wastewater infrastructure contractors 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.
The 19 largest wastewater infrastructure contractors based in Portugal
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 542 contacts → | ||||
Exact match “AGS – Administração e Gestão de Sistemas de Salubridade, SA focuses on the preservation of the environment, acting throughout the entire water cycle.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 149 contacts → | ||||
Exact match “Os SMAS - Serviços Municipalizados de Água e Saneamento do Município de Almada, são um serviço público de interesse local.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 110 contacts → | ||||
Exact match “Founded in 1970, CJR Empreiteiros / CJR - Cândido José Rodrigues is at the origin of the CJR Group.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 96 contacts → | ||||
Exact match “A CTGA assume-se como uma empresa especializada na elaboração de estudos e projetos nas áreas das Engenharias Hidráulica, Sanitária e Ambiental, bem como na exploração e…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 67 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 | |||||
| 6 | 26 contacts → | ||||
Exact match “A NBS Water Engineering é uma plataforma integrada de engenharia da água dedicada ao desenvolvimento de soluções sustentáveis para o setor hídrico e ambiental.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 23 contacts → | ||||
Exact match “Na SIMDOURO, S.A, somos especialistas no tratamento e gestão de águas residuais urbanas e servimos atualmente mais de 519 mil habitantes numa vasta área de 1300 km², que abrange 7…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 22 contacts → | ||||
Exact match “DouroECI is a game changer: a company that blends a comprehensive approach to the water cycle management, from planning, to design, to infrastructure asset management, to business…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 22 contacts → | ||||
Exact match “Reabilitação, impermeabilização e proteção de estruturas de armazenemento, transporte e tratamento de água para consumo Humano e águas residuais - Higienização, lavagem e…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “No mercado desde 1997, a Águasistemas tem como principal atividade a comercialização de equipamentos para infraestruturas hidráulicas de água potável, saneamento e irrigação.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 12 contacts → | ||||
Exact match “O Grupo Ecofirma nasceu em Portugal no ano de 1997, com a missão de levar ao mundo serviços especializados em infraestruturas de abastecimento.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “A Ecoedifica - Ambiente e Construções, SA é uma empresa de referência no domínio da Construção Civil e nas Infraestruturas de Águas e Esgotos, no âmbito da contratação pública e…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 9 contacts → | ||||
Exact match “A Hidrenki é uma empresa especializada na condução, controlo e tratamento de água.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 9 contacts → | ||||
Exact match “Criada em 2003, a Ambiágua tornou-se parte integrante do Grupo ACA em 2009.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “A Aluline Portugal (pertencendo ao Grupo inglês ALULINE Group) é uma referência no mercado do fornecimento de soluções de pré tratamento de águas residuais e de tecnologias de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 8 contacts → | ||||
Exact match “A AquaExpert W & PS tem vindo a desenvolver e a afirmar-se no mercado em áreas que são fundamentais para os nossos clientes como sejam- Concepção, Fornecimento Operação de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “Na Rui Sanhá Canalizações, a nossa prioridade é assegurar a mais elevada qualidade e segurança no consumo de água e gás para os nossos clientes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “A HIDROPROCESSOS é uma empresa de consultoria e engenharia de infraestruturas, com maior especialização na área do ambiente, em particular, na vertente de engenharia sanitária.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 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 “wastewater infrastructure 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 19 of 42 wastewater infrastructure contractors based in Portugal
See the full list, filter by size, metro and specialty, and access 322 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Wastewater infrastructure contractors based in Portugal at a glance
As of Nov 6, 2026Companies by employee count
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 42 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 “wastewater infrastructure 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 322 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 “wastewater infrastructure contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many wastewater infrastructure contractors are there based in Portugal?
RevenueBase identified 42 company matches for wastewater infrastructure contractors 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?
AGS Water Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most wastewater infrastructure contractors?
Lisbon leads with 5 company records, followed by Guimaraes (2) and Vila Nova De Famalicao (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 322 professional contacts with verified work emails tracked across these 42 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.
Ready to reach these companies? Verified emails and direct dials for all 42 wastewater infrastructure contractors based in Portugal. Start with a free account, no credit card.
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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.
More company lists
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- New lists
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Company intelligence · public preview
Top 19 wastewater infrastructure contractors based in Portugal
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 42 matching company records for wastewater infrastructure contractors based in Portugal, with 1,553 tracked contacts and 322 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 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 19 wastewater infrastructure contractors based in Portugal
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 |  AGS Water Solutionsags.ptHQ: Oeiras, PortugalReported employees: 51-200 | Oeiras, Portugal | 51-200 | Exact match | 542 contacts → |
“AGS – Administração e Gestão de Sistemas de Salubridade, SA focuses on the preservation of the environment, acting throughout the entire water cycle.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Smas DE Almadasmasalmada.ptHQ: Pragal - Almada, PortugalReported employees: 201-500 | Pragal - Almada, Portugal | 201-500 | Exact match | 149 contacts → |
“Os SMAS - Serviços Municipalizados de Água e Saneamento do Município de Almada, são um serviço público de interesse local.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Selho São Lourenço, PortugalReported employees: 501-1,000 | Selho São Lourenço, Portugal | 501-1,000 | Exact match | 110 contacts → |
“Founded in 1970, CJR Empreiteiros / CJR - Cândido José Rodrigues is at the origin of the CJR Group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  CTGActga.ptHQ: Coimbra, PortugalReported employees: 51-200 | Coimbra, Portugal | 51-200 | Exact match | 96 contacts → |
“A CTGA assume-se como uma empresa especializada na elaboração de estudos e projetos nas áreas das Engenharias Hidráulica, Sanitária e Ambiental, bem como na exploração e…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  AGEREagere.ptHQ: Braga, PortugalReported employees: 501-1,000 | Braga, Portugal | 501-1,000 | Exact match | 67 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  NBS Water Engineeringnbsgroup.ptHQ: Aveiro, PortugalReported employees: 11-50 | Aveiro, Portugal | 11-50 | Exact match | 26 contacts → |
“A NBS Water Engineering é uma plataforma integrada de engenharia da água dedicada ao desenvolvimento de soluções sustentáveis para o setor hídrico e ambiental.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Simdourosimdouro.ptHQ: Vila Nova De Gaia, PortugalReported employees: 11-50 | Vila Nova De Gaia, Portugal | 11-50 | Exact match | 23 contacts → |
“Na SIMDOURO, S.A, somos especialistas no tratamento e gestão de águas residuais urbanas e servimos atualmente mais de 519 mil habitantes numa vasta área de 1300 km², que abrange 7…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Douroeci Water Managementdouroeci.comHQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 22 contacts → |
“DouroECI is a game changer: a company that blends a comprehensive approach to the water cycle management, from planning, to design, to infrastructure asset management, to business…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Redecorredecor.ptHQ: Alcochete, PortugalReported employees: 51-200 | Alcochete, Portugal | 51-200 | Exact match | 22 contacts → |
“Reabilitação, impermeabilização e proteção de estruturas de armazenemento, transporte e tratamento de água para consumo Humano e águas residuais - Higienização, lavagem e…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Águasistemas, LDAaguasistemas.ptHQ: Canelas, PortugalReported employees: 11-50 | Canelas, Portugal | 11-50 | Exact match | 14 contacts → |
“No mercado desde 1997, a Águasistemas tem como principal atividade a comercialização de equipamentos para infraestruturas hidráulicas de água potável, saneamento e irrigação.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Ecofirma Portugalecofirma.ptHQ: Braga, PortugalReported employees: 11-50 | Braga, Portugal | 11-50 | Exact match | 12 contacts → |
“O Grupo Ecofirma nasceu em Portugal no ano de 1997, com a missão de levar ao mundo serviços especializados em infraestruturas de abastecimento.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Ecoedificaecoedifica.ptHQ: Torres Novas, PortugalReported employees: 51-200 | Torres Novas, Portugal | 51-200 | Exact match | 10 contacts → |
“A Ecoedifica - Ambiente e Construções, SA é uma empresa de referência no domínio da Construção Civil e nas Infraestruturas de Águas e Esgotos, no âmbito da contratação pública e…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Hidrenki, LDAhidrenki.ptHQ: Santarém, PortugalReported employees: 11-50 | Santarém, Portugal | 11-50 | Exact match | 9 contacts → |
“A Hidrenki é uma empresa especializada na condução, controlo e tratamento de água.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ambiáguaambiagua.pt HQ: Vila Nova De Famalicão, PortugalReported employees: 11-50 | Vila Nova De Famalicão, Portugal | 11-50 | Exact match | 9 contacts → |
“Criada em 2003, a Ambiágua tornou-se parte integrante do Grupo ACA em 2009.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Aluline Portugalaluline.ptHQ: Seixal, PortugalReported employees: 11-50 | Seixal, Portugal | 11-50 | Exact match | 9 contacts → |
“A Aluline Portugal (pertencendo ao Grupo inglês ALULINE Group) é uma referência no mercado do fornecimento de soluções de pré tratamento de águas residuais e de tecnologias de…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Aquaexpertaquaexpert.ptHQ: Palmela, PortugalReported employees: 1-10 | Palmela, Portugal | 1-10 | Exact match | 8 contacts → |
“A AquaExpert W & PS tem vindo a desenvolver e a afirmar-se no mercado em áreas que são fundamentais para os nossos clientes como sejam- Concepção, Fornecimento Operação de…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  RUI Sanhá Canalizações LDAruisanha.ptHQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 1 contacts → |
“Na Rui Sanhá Canalizações, a nossa prioridade é assegurar a mais elevada qualidade e segurança no consumo de água e gás para os nossos clientes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Hidroprocessoshidroprocessos.ptHQ: Ramada, PortugalReported employees: 1-10 | Ramada, Portugal | 1-10 | Exact match | 1 contacts → |
“A HIDROPROCESSOS é uma empresa de consultoria e engenharia de infraestruturas, com maior especialização na área do ambiente, em particular, na vertente de engenharia sanitária.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | QTAquimitecnicambiente.pt HQ: Barreiro, PortugalReported employees: 1-10 | Barreiro, Portugal | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 19 of 42 company matches
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Wastewater infrastructure contractors: dataset insights
November 6, 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
42 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.
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 42 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: November 6, 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 wastewater infrastructure 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 wastewater infrastructure contractors did RevenueBase find based in Portugal?
The saved snapshot records 42 matching company records, 1,553 tracked contacts and 322 verified emails. The public preview displays 19 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: November 6, 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
Wastewater infrastructure contractors by geography
- Wastewater infrastructure contractors based in Sao Paulo, Brazil
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- Wastewater infrastructure contractors based in Riyadh, Saudi Arabia
- Wastewater infrastructure contractors based in Abu Dhabi, United Arab Emirates
- Wastewater infrastructure contractors based in Dubai, United Arab Emirates
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Cite this list
RevenueBase Data Team. Top 19 wastewater infrastructure contractors based in Portugal. Snapshot: November 6, 2026. https://revenuebase.ai/companies/wastewater-infrastructure-contractors/portugal.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
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- New lists
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Company intelligence · public preview
Top 19 wastewater infrastructure contractors based in Portugal
RevenueBase records 42 matching company records for wastewater infrastructure contractors based in Portugal, with 1,553 tracked contacts and 322 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 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 19 wastewater infrastructure contractors based in Portugal
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 | AGS Water Solutionsags.pt HQ: Oeiras, PortugalReported employees: 51-200 | Oeiras, Portugal | 51-200 | Exact match | 542 contacts → |
“AGS – Administração e Gestão de Sistemas de Salubridade, SA focuses on the preservation of the environment, acting throughout the entire water cycle.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Smas DE Almadasmasalmada.pt HQ: Pragal - Almada, PortugalReported employees: 201-500 | Pragal - Almada, Portugal | 201-500 | Exact match | 149 contacts → |
“Os SMAS - Serviços Municipalizados de Água e Saneamento do Município de Almada, são um serviço público de interesse local.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Selho São Lourenço, PortugalReported employees: 501-1,000 | Selho São Lourenço, Portugal | 501-1,000 | Exact match | 110 contacts → |
“Founded in 1970, CJR Empreiteiros / CJR - Cândido José Rodrigues is at the origin of the CJR Group.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | CTGActga.pt HQ: Coimbra, PortugalReported employees: 51-200 | Coimbra, Portugal | 51-200 | Exact match | 96 contacts → |
“A CTGA assume-se como uma empresa especializada na elaboração de estudos e projetos nas áreas das Engenharias Hidráulica, Sanitária e Ambiental, bem como na exploração e…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | AGEREagere.pt HQ: Braga, PortugalReported employees: 501-1,000 | Braga, Portugal | 501-1,000 | Exact match | 67 contacts → |
“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 description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | NBS Water Engineeringnbsgroup.pt HQ: Aveiro, PortugalReported employees: 11-50 | Aveiro, Portugal | 11-50 | Exact match | 26 contacts → |
“A NBS Water Engineering é uma plataforma integrada de engenharia da água dedicada ao desenvolvimento de soluções sustentáveis para o setor hídrico e ambiental.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Simdourosimdouro.pt HQ: Vila Nova De Gaia, PortugalReported employees: 11-50 | Vila Nova De Gaia, Portugal | 11-50 | Exact match | 23 contacts → |
“Na SIMDOURO, S.A, somos especialistas no tratamento e gestão de águas residuais urbanas e servimos atualmente mais de 519 mil habitantes numa vasta área de 1300 km², que abrange 7…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Douroeci Water Managementdouroeci.com HQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 22 contacts → |
“DouroECI is a game changer: a company that blends a comprehensive approach to the water cycle management, from planning, to design, to infrastructure asset management, to business…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Redecorredecor.pt HQ: Alcochete, PortugalReported employees: 51-200 | Alcochete, Portugal | 51-200 | Exact match | 22 contacts → |
“Reabilitação, impermeabilização e proteção de estruturas de armazenemento, transporte e tratamento de água para consumo Humano e águas residuais - Higienização, lavagem e…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Águasistemas, LDAaguasistemas.pt HQ: Canelas, PortugalReported employees: 11-50 | Canelas, Portugal | 11-50 | Exact match | 14 contacts → |
“No mercado desde 1997, a Águasistemas tem como principal atividade a comercialização de equipamentos para infraestruturas hidráulicas de água potável, saneamento e irrigação.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Ecofirma Portugalecofirma.pt HQ: Braga, PortugalReported employees: 11-50 | Braga, Portugal | 11-50 | Exact match | 12 contacts → |
“O Grupo Ecofirma nasceu em Portugal no ano de 1997, com a missão de levar ao mundo serviços especializados em infraestruturas de abastecimento.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Ecoedificaecoedifica.pt HQ: Torres Novas, PortugalReported employees: 51-200 | Torres Novas, Portugal | 51-200 | Exact match | 10 contacts → |
“A Ecoedifica - Ambiente e Construções, SA é uma empresa de referência no domínio da Construção Civil e nas Infraestruturas de Águas e Esgotos, no âmbito da contratação pública e…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hidrenki, LDAhidrenki.pt HQ: Santarém, PortugalReported employees: 11-50 | Santarém, Portugal | 11-50 | Exact match | 9 contacts → |
“A Hidrenki é uma empresa especializada na condução, controlo e tratamento de água.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ambiáguaambiagua.pt HQ: Vila Nova De Famalicão, PortugalReported employees: 11-50 | Vila Nova De Famalicão, Portugal | 11-50 | Exact match | 9 contacts → |
“Criada em 2003, a Ambiágua tornou-se parte integrante do Grupo ACA em 2009.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Aluline Portugalaluline.pt HQ: Seixal, PortugalReported employees: 11-50 | Seixal, Portugal | 11-50 | Exact match | 9 contacts → |
“A Aluline Portugal (pertencendo ao Grupo inglês ALULINE Group) é uma referência no mercado do fornecimento de soluções de pré tratamento de águas residuais e de tecnologias de…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Aquaexpertaquaexpert.pt HQ: Palmela, PortugalReported employees: 1-10 | Palmela, Portugal | 1-10 | Exact match | 8 contacts → |
“A AquaExpert W & PS tem vindo a desenvolver e a afirmar-se no mercado em áreas que são fundamentais para os nossos clientes como sejam- Concepção, Fornecimento Operação de…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | RUI Sanhá Canalizações LDAruisanha.pt HQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 1 contacts → |
“Na Rui Sanhá Canalizações, a nossa prioridade é assegurar a mais elevada qualidade e segurança no consumo de água e gás para os nossos clientes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Hidroprocessoshidroprocessos.pt HQ: Ramada, PortugalReported employees: 1-10 | Ramada, Portugal | 1-10 | Exact match | 1 contacts → |
“A HIDROPROCESSOS é uma empresa de consultoria e engenharia de infraestruturas, com maior especialização na área do ambiente, em particular, na vertente de engenharia sanitária.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | QTAquimitecnicambiente.pt HQ: Barreiro, PortugalReported employees: 1-10 | Barreiro, Portugal | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 19 of 42 company matches
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Wastewater infrastructure contractors: dataset insights
November 6, 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
42 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.
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 42 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: November 6, 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 wastewater infrastructure 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 wastewater infrastructure contractors did RevenueBase find based in Portugal?
The saved snapshot records 42 matching company records, 1,553 tracked contacts and 322 verified emails. The public preview displays 19 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: November 6, 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 19 wastewater infrastructure contractors based in Portugal. Snapshot: November 6, 2026. https://revenuebase.ai/companies/wastewater-infrastructure-contractors/portugal.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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