Company lists · Data refreshed November 2026
Top 25 Decentralized wastewater system installers worldwide
RevenueBase identified 1,736 company matches for decentralized wastewater system installers worldwide as of November 2026 and tracks 15,990 professional contacts across them, including 3,870 with verified work emails. The United States is the largest market and Pune the largest hub.
This list covers company matches for decentralized wastewater system installers worldwide, 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. Country and city lists for decentralized wastewater system installers follow the table.
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 25 largest decentralized wastewater system installers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 310 contacts → | ||||
Exact match “Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 306 contacts → | ||||
Exact match “Protecting the environment with innovative wastewater treatment solutions for over 35 years, Infiltrator is the leading manufacturer of onsite wastewater treatment products in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 195 contacts → | ||||
Exact match “Formed in 2017 following the consolidation of independent water treatment solution providers Emefcy and RWL Water, Fluence Corporation was established with the vision of becoming…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 194 contacts → | ||||
Exact match “We specialize in the design, construction, and operation of water treatment facilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 193 contacts → | ||||
Exact match “HNB ENGINEERS PVT.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 183 contacts → | ||||
Exact match “Founded in 2006, SANLI is an environmental engineering company with more than 10 years of experience in the field of water and waste management.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 177 contacts → | ||||
Exact match “Aquatec partners with Government, business and residential clients to deliver water, wastewater and odour control solutions for the long-term.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 177 contacts → | ||||
Exact match “S&L delivers long-lasting, reliable and easy-to-operate wastewater pumping and treatment systems for municipal, federal, and industrial-commercial applications.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 177 contacts → | ||||
Exact match “Nobody wants to worry about whether their wastewater is contaminating nearby rivers, streams, and wells.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 171 contacts → | ||||
Exact match “At Atlan Stormwater, we draw on more than 45 years’ experience in the design, testing and manufacture of water treatment systems that are utilised in over 45 countries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 168 contacts → | ||||
Exact match “Moalajah is a leading company providing water and waste-water services to its clients in UAE.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 165 contacts → | ||||
Exact match “Together with our customers, BW Water, now part of De Nora Water Technologies, is committed to addressing the world's most critical water challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 136 contacts → | ||||
Exact match “Tomorrow Water is an innovative environmental solutions company specializing in both wastewater and organic waste treatment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 134 contacts → | ||||
Exact match “Euroteck Environmental Pvt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 130 contacts → | ||||
Exact match “A Attend Ambiental é fruto da parceria entre: • a Sabesp, uma das maiores empresas de saneamento do mundo, e • a Latte Saneamento, maior empresa de serviços ambientais do Brasil.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 128 contacts → | ||||
Exact match “A B&F Dias é referência mundial em soluções para tratamento de águas e efluentes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 118 contacts → | ||||
Exact match “We make water better.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 112 contacts → | ||||
Exact match “In business since 1965, the Belgian company Eloy Water specialises in wastewater treatment and rainwater harvesting for both households, small and large communities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 112 contacts → | ||||
Exact match “Empresa de engenharia consultiva e executiva especializada na área de saneamento básico.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 107 contacts → | ||||
Exact match “A Hydrosistem Engenharia é referência nacional em soluções completas de saneamento, com mais de 20 anos de atuação no gerenciamento, operação e manutenção de sistemas de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 105 contacts → | ||||
Exact match “PT LAUTAN ORGANO WATER was established in 2006 as an engineering company with name PT HYDRO HITECH OPTIMA (well known as H2O) at the beginning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 102 contacts → | ||||
Exact match “Hydroflux brings together engineering, technology and sustainability expertise to solve complex water and wastewater challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 98 contacts → | ||||
Exact match “Northwest Cascade is a growing company with a variety of related businesses that serve construction and environmental needs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 92 contacts → | ||||
Exact match “Clearford delivers optimized smart treatment solutions for communities of all sizes, when and where you need them, high performance water and wastewater treatment plus all of the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 91 contacts → | ||||
Exact match “Incorporated in 1977 and based in Singapore, Hitachi Aqua-Tech has built a strong reputation as a specialist in water management solutions.” 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 “decentralized wastewater system installers”. 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 25 of 1,736 decentralized wastewater system installers worldwide
See the full list, filter by size, metro and specialty, and access 3,870 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Decentralized wastewater system installers worldwide at a glance
As of Nov 6, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for decentralized wastewater system installers are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “decentralized wastewater system installers” 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. 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 3,870 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.
Decentralized wastewater system installers by location
10 lists · largest firstEvery Decentralized wastewater system installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Decentralized wastewater system installers based in the United States359
- Decentralized wastewater system installers based in India154
- Decentralized wastewater system installers based in France100
- Decentralized wastewater system installers based in the United Kingdom80
- Decentralized wastewater system installers based in Canada70
- Decentralized wastewater system installers based in Brazil59
- Decentralized wastewater system installers based in Germany57
- Decentralized wastewater system installers based in Italy55
- Decentralized wastewater system installers based in Australia38
- Decentralized wastewater system installers based in South Africa30
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 “decentralized wastewater system installers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many decentralized wastewater system installers are there worldwide?
RevenueBase identified 1,736 company matches for decentralized wastewater system installers worldwide 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?
Severn Trent Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most decentralized wastewater system installers?
The United States leads with 359 companies, followed by India (154) and France (100). Every decentralized wastewater system installers list by country and city is linked on this page.
Which city has the most decentralized wastewater system installers?
Pune leads with 19 company records, followed by Bangalore (14) and Tehran (13).
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 3,870 professional contacts with verified work emails tracked across these 1,736 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 1,736 decentralized wastewater system installers worldwide. 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
Company intelligence · public preview
Top 25 decentralized wastewater system installers worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,736 matching company records for decentralized wastewater system installers worldwide, with 15,990 tracked contacts and 3,870 verified work emails.
This public preview shows 25 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 25 decentralized wastewater system installers worldwide
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 | HQ: Coventry, United KingdomReported employees: 1,001-5,000 | Coventry, United Kingdom | 1,001-5,000 | Exact match | 310 contacts → |
“Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Old Saybrook, CT, United StatesReported employees: 1,001-5,000 | Old Saybrook, CT, United States | 1,001-5,000 | Exact match | 306 contacts → |
“Protecting the environment with innovative wastewater treatment solutions for over 35 years, Infiltrator is the leading manufacturer of onsite wastewater treatment products in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Minneapolis, MN, United StatesReported employees: 201-500 | Minneapolis, MN, United States | 201-500 | Exact match | 195 contacts → |
“Formed in 2017 following the consolidation of independent water treatment solution providers Emefcy and RWL Water, Fluence Corporation was established with the vision of becoming…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Bilbao-bilbo, SpainReported employees: 51-200 | Bilbao-bilbo, Spain | 51-200 | Exact match | 194 contacts → |
“We specialize in the design, construction, and operation of water treatment facilities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Pune, IndiaReported employees: 201-500 | Pune, India | 201-500 | Exact match | 193 contacts → |
“HNB ENGINEERS PVT.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 183 contacts → |
“Founded in 2006, SANLI is an environmental engineering company with more than 10 years of experience in the field of water and waste management.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Shepparton, AustraliaReported employees: 51-200 | Shepparton, Australia | 51-200 | Exact match | 177 contacts → |
“Aquatec partners with Government, business and residential clients to deliver water, wastewater and odour control solutions for the long-term.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Lenexa, KS, United StatesReported employees: 201-500 | Lenexa, KS, United States | 201-500 | Exact match | 177 contacts → |
“S&L delivers long-lasting, reliable and easy-to-operate wastewater pumping and treatment systems for municipal, federal, and industrial-commercial applications.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Sutherlin, OR, United StatesReported employees: 201-500 | Sutherlin, OR, United States | 201-500 | Exact match | 177 contacts → |
“Nobody wants to worry about whether their wastewater is contaminating nearby rivers, streams, and wells.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Sydney Olympic Park, AustraliaReported employees: 201-500 | Sydney Olympic Park, Australia | 201-500 | Exact match | 171 contacts → |
“At Atlan Stormwater, we draw on more than 45 years’ experience in the design, testing and manufacture of water treatment systems that are utilised in over 45 countries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Ajman, United Arab EmiratesReported employees: 201-500 | Ajman, United Arab Emirates | 201-500 | Exact match | 168 contacts → |
“Moalajah is a leading company providing water and waste-water services to its clients in UAE.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Singapore, United StatesReported employees: 201-500 | Singapore, United States | 201-500 | Exact match | 165 contacts → |
“Together with our customers, BW Water, now part of De Nora Water Technologies, is committed to addressing the world's most critical water challenges.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Anaheim, CA, United StatesReported employees: 51-200 | Anaheim, CA, United States | 51-200 | Exact match | 136 contacts → |
“Tomorrow Water is an innovative environmental solutions company specializing in both wastewater and organic waste treatment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 134 contacts → |
“Euroteck Environmental Pvt.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Barueri, BrazilReported employees: 51-200 | Barueri, Brazil | 51-200 | Exact match | 130 contacts → |
“A Attend Ambiental é fruto da parceria entre: • a Sabesp, uma das maiores empresas de saneamento do mundo, e • a Latte Saneamento, maior empresa de serviços ambientais do Brasil.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Vinhedo, BrazilReported employees: 51-200 | Vinhedo, Brazil | 51-200 | Exact match | 128 contacts → |
“A B&F Dias é referência mundial em soluções para tratamento de águas e efluentes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 118 contacts → |
“We make water better.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Sprimont, BelgiumReported employees: 51-200 | Sprimont, Belgium | 51-200 | Exact match | 112 contacts → |
“In business since 1965, the Belgian company Eloy Water specialises in wastewater treatment and rainwater harvesting for both households, small and large communities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Santana De Parnaiba, BrazilReported employees: 51-200 | Santana De Parnaiba, Brazil | 51-200 | Exact match | 112 contacts → |
“Empresa de engenharia consultiva e executiva especializada na área de saneamento básico.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Salvador, BrazilReported employees: 1,001-5,000 | Salvador, Brazil | 1,001-5,000 | Exact match | 107 contacts → |
“A Hydrosistem Engenharia é referência nacional em soluções completas de saneamento, com mais de 20 anos de atuação no gerenciamento, operação e manutenção de sistemas de…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Jakarta Barat, IndonesiaReported employees: 201-500 | Jakarta Barat, Indonesia | 201-500 | Exact match | 105 contacts → |
“PT LAUTAN ORGANO WATER was established in 2006 as an engineering company with name PT HYDRO HITECH OPTIMA (well known as H2O) at the beginning.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 102 contacts → |
“Hydroflux brings together engineering, technology and sustainability expertise to solve complex water and wastewater challenges.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Puyallup, WA, United StatesReported employees: 201-500 | Puyallup, WA, United States | 201-500 | Exact match | 98 contacts → |
“Northwest Cascade is a growing company with a variety of related businesses that serve construction and environmental needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 92 contacts → |
“Clearford delivers optimized smart treatment solutions for communities of all sizes, when and where you need them, high performance water and wastewater treatment plus all of the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 91 contacts → |
“Incorporated in 1977 and based in Singapore, Hitachi Aqua-Tech has built a strong reputation as a specialist in water management solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,736 company matches
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Decentralized wastewater system installers: 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
1,686 records in the displayed employee bands.
50 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,736 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 ↗
Decentralized wastewater system installers by location
10 lists · largest firstEvery Decentralized wastewater system installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Decentralized wastewater system installers based in the United States359
- Decentralized wastewater system installers based in India154
- Decentralized wastewater system installers based in France100
- Decentralized wastewater system installers based in the United Kingdom80
- Decentralized wastewater system installers based in Canada70
- Decentralized wastewater system installers based in Brazil59
- Decentralized wastewater system installers based in Germany57
- Decentralized wastewater system installers based in Italy55
- Decentralized wastewater system installers based in Australia38
- Decentralized wastewater system installers based in South Africa30
Questions about this company list
What does Exact match mean for decentralized wastewater system installers?
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 decentralized wastewater system installers did RevenueBase find worldwide?
The saved snapshot records 1,736 matching company records, 15,990 tracked contacts and 3,870 verified emails. The public preview displays 25 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
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Cite this list
RevenueBase Data Team. Top 25 decentralized wastewater system installers worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/decentralized-wastewater-system-installers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 decentralized wastewater system installers worldwide
RevenueBase records 1,736 matching company records for decentralized wastewater system installers worldwide, with 15,990 tracked contacts and 3,870 verified work emails.
This public preview shows 25 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 25 decentralized wastewater system installers worldwide
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 | HQ: Coventry, United KingdomReported employees: 1,001-5,000 | Coventry, United Kingdom | 1,001-5,000 | Exact match | 310 contacts → |
“Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HQ: Old Saybrook, CT, United StatesReported employees: 1,001-5,000 | Old Saybrook, CT, United States | 1,001-5,000 | Exact match | 306 contacts → |
“Protecting the environment with innovative wastewater treatment solutions for over 35 years, Infiltrator is the leading manufacturer of onsite wastewater treatment products in…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Minneapolis, MN, United StatesReported employees: 201-500 | Minneapolis, MN, United States | 201-500 | Exact match | 195 contacts → |
“Formed in 2017 following the consolidation of independent water treatment solution providers Emefcy and RWL Water, Fluence Corporation was established with the vision of becoming…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | HQ: Bilbao-bilbo, SpainReported employees: 51-200 | Bilbao-bilbo, Spain | 51-200 | Exact match | 194 contacts → |
“We specialize in the design, construction, and operation of water treatment facilities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | HQ: Pune, IndiaReported employees: 201-500 | Pune, India | 201-500 | Exact match | 193 contacts → |
“HNB ENGINEERS PVT.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 183 contacts → |
“Founded in 2006, SANLI is an environmental engineering company with more than 10 years of experience in the field of water and waste management.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Shepparton, AustraliaReported employees: 51-200 | Shepparton, Australia | 51-200 | Exact match | 177 contacts → |
“Aquatec partners with Government, business and residential clients to deliver water, wastewater and odour control solutions for the long-term.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HQ: Lenexa, KS, United StatesReported employees: 201-500 | Lenexa, KS, United States | 201-500 | Exact match | 177 contacts → |
“S&L delivers long-lasting, reliable and easy-to-operate wastewater pumping and treatment systems for municipal, federal, and industrial-commercial applications.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Sutherlin, OR, United StatesReported employees: 201-500 | Sutherlin, OR, United States | 201-500 | Exact match | 177 contacts → |
“Nobody wants to worry about whether their wastewater is contaminating nearby rivers, streams, and wells.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Sydney Olympic Park, AustraliaReported employees: 201-500 | Sydney Olympic Park, Australia | 201-500 | Exact match | 171 contacts → |
“At Atlan Stormwater, we draw on more than 45 years’ experience in the design, testing and manufacture of water treatment systems that are utilised in over 45 countries.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Ajman, United Arab EmiratesReported employees: 201-500 | Ajman, United Arab Emirates | 201-500 | Exact match | 168 contacts → |
“Moalajah is a leading company providing water and waste-water services to its clients in UAE.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | HQ: Singapore, United StatesReported employees: 201-500 | Singapore, United States | 201-500 | Exact match | 165 contacts → |
“Together with our customers, BW Water, now part of De Nora Water Technologies, is committed to addressing the world's most critical water challenges.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | HQ: Anaheim, CA, United StatesReported employees: 51-200 | Anaheim, CA, United States | 51-200 | Exact match | 136 contacts → |
“Tomorrow Water is an innovative environmental solutions company specializing in both wastewater and organic waste treatment.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 134 contacts → |
“Euroteck Environmental Pvt.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HQ: Barueri, BrazilReported employees: 51-200 | Barueri, Brazil | 51-200 | Exact match | 130 contacts → |
“A Attend Ambiental é fruto da parceria entre: • a Sabesp, uma das maiores empresas de saneamento do mundo, e • a Latte Saneamento, maior empresa de serviços ambientais do Brasil.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HQ: Vinhedo, BrazilReported employees: 51-200 | Vinhedo, Brazil | 51-200 | Exact match | 128 contacts → |
“A B&F Dias é referência mundial em soluções para tratamento de águas e efluentes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Austin, TX, United StatesReported employees: 51-200 | Austin, TX, United States | 51-200 | Exact match | 118 contacts → |
“We make water better.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Sprimont, BelgiumReported employees: 51-200 | Sprimont, Belgium | 51-200 | Exact match | 112 contacts → |
“In business since 1965, the Belgian company Eloy Water specialises in wastewater treatment and rainwater harvesting for both households, small and large communities.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Santana De Parnaiba, BrazilReported employees: 51-200 | Santana De Parnaiba, Brazil | 51-200 | Exact match | 112 contacts → |
“Empresa de engenharia consultiva e executiva especializada na área de saneamento básico.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Salvador, BrazilReported employees: 1,001-5,000 | Salvador, Brazil | 1,001-5,000 | Exact match | 107 contacts → |
“A Hydrosistem Engenharia é referência nacional em soluções completas de saneamento, com mais de 20 anos de atuação no gerenciamento, operação e manutenção de sistemas de…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Jakarta Barat, IndonesiaReported employees: 201-500 | Jakarta Barat, Indonesia | 201-500 | Exact match | 105 contacts → |
“PT LAUTAN ORGANO WATER was established in 2006 as an engineering company with name PT HYDRO HITECH OPTIMA (well known as H2O) at the beginning.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Sydney, AustraliaReported employees: 51-200 | Sydney, Australia | 51-200 | Exact match | 102 contacts → |
“Hydroflux brings together engineering, technology and sustainability expertise to solve complex water and wastewater challenges.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | HQ: Puyallup, WA, United StatesReported employees: 201-500 | Puyallup, WA, United States | 201-500 | Exact match | 98 contacts → |
“Northwest Cascade is a growing company with a variety of related businesses that serve construction and environmental needs.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | HQ: Ottawa, ON, CanadaReported employees: 51-200 | Ottawa, ON, Canada | 51-200 | Exact match | 92 contacts → |
“Clearford delivers optimized smart treatment solutions for communities of all sizes, when and where you need them, high performance water and wastewater treatment plus all of the…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 91 contacts → |
“Incorporated in 1977 and based in Singapore, Hitachi Aqua-Tech has built a strong reputation as a specialist in water management solutions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,736 company matches
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Decentralized wastewater system installers: 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
1,686 records in the displayed employee bands.
50 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,736 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.
Publisher-reported method study
The published RevenueBase SmartSearch benchmark
86% good or better at Exact
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. It reports 86% of Exact matches judged good or better, and 77% for a 240-pair sample of one- or two-word categories. This evaluates the method across study queries rather than auditing this individual list.
Read the study and full methodology ↗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 ↗
Decentralized wastewater system installers by location
10 lists · largest firstEvery Decentralized wastewater system installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Decentralized wastewater system installers based in the United States359
- Decentralized wastewater system installers based in India154
- Decentralized wastewater system installers based in France100
- Decentralized wastewater system installers based in the United Kingdom80
- Decentralized wastewater system installers based in Canada70
- Decentralized wastewater system installers based in Brazil59
- Decentralized wastewater system installers based in Germany57
- Decentralized wastewater system installers based in Italy55
- Decentralized wastewater system installers based in Australia38
- Decentralized wastewater system installers based in South Africa30
Questions about this company list
What does Exact match mean for decentralized wastewater system installers?
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 decentralized wastewater system installers did RevenueBase find worldwide?
The saved snapshot records 1,736 matching company records, 15,990 tracked contacts and 3,870 verified emails. The public preview displays 25 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
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Cite this list
RevenueBase Data Team. Top 25 decentralized wastewater system installers worldwide. Snapshot: November 6, 2026. https://revenuebase.ai/companies/browse/decentralized-wastewater-system-installers.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗